Nb of modules
(17 5mm) Indicator Package
CUS101HEL K1062724 1 1000VDC 32A 1 Without Ind  12
CUS101IHEL X1062758 1 1000VDC 32A 1 With Ind  12
Fuse-clips for cylindrical fuse-links gPV 600VDC and 1000VDC
        Designation Weight (g) Package
MR10CIRESSORT Y098507 MR 10 CI + RESSORT 4 5 200
CUS101HEL
HelioProtection® USGM1HEL
UltraSafe? Fuseholders
Fuse-holders USGM1HEL for cylindrical fuse-links gPV 600VDC and 1000VDC
Fuse Type         No  of Poles Voltage Rating Ampere Rating Visual Indication Package
Photovoltaic
USGM1HEL P1022294
1 1000VDC 30
No 12
USGM1IHEL N1022293 Yes 12
USGM1HEL
 
HELIOPROTECTION®
EP MERSEN COM 217
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
PHOTOVOLTAIC FUSES
HelioProtection® Fuse-links gPV
HP15M with crimp clamp - 1500VDC Midget (10x85mm)
             
at 0 7xIn (Watts)
 
at 0 8xIn (Watts)
 
at 1 0xIn (Watts) Package
HP15M4CC A1061542 4 A 0 80 1 04 1 69 5
HP15M5CC B1061543 5 A 0 92 1 27 2 16 5
HP15M6CC D1061545 6 A 1 06 1 50 2 66 5
HP15M7CC E1061546 7 A 1 06 1 50 2 67 5
HP15M8CC F1061547 8 A 1 14 1 65 2 86 5
HP15M10CC G1061548 10 A 1 35 1 94 3 34 5
HP15M12CC H1061549 12 A 1 26 1 87 3 18 5
HP15M15CC J1061550 15 A 1 53 2 10 3 83 5
HP15M20CC K1061551 20 A 1 88 2 71 4 71 5
HP15M25CC L1061552 25 A 2 34 3 39 5 88 5
HP15M30CC M1061553 30 A 2 81 3 97 7 04 5
HP15M32CC N1061554 32 A 3 00 4 23 7 51 5
HP15M5CC
 
HelioProtection® Fuse-links gPV
Dual HP15M – 1 500VDC ferrule
          Current
In
70% AMP
Rating (W)
80% AMP
Rating (W)
100% AMP
Rating (W) Package
HP15M36 - 36 A 3 19 4 41 5 59 25
HP15M45 - 45 A 3 62 5 21 9 23 25
HP15M60 - 60 A
Minimum breaking
capacity: 1 35xln
Maximum breaking
capacity: 50kA
HelioProtection® Fuse-links gPV
Dual HP15M – 1 500VDC with Crimp Cap
          Current
In
70% AMP
Rating (W)
80% AMP
Rating (W)
100% AMP
Rating (W) Package
HP15M36CC - 36 A 3 19 4 41 5 59 25
HP15M45CC - 45 A 3 62 5 21 9 23 25
HP15M60CC - 60 A
Minimum breaking
capacity: 1 35xln
Maximum breaking
capacity: 50kA
HELIOPROTECTION®
EP MERSEN COM 218
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HelioProtection® Fuse-links
HP10NH 1000VDC
Size  
Voltage (V)
Nominal
Current (A) Class      
 
weight
(kg)
 
 
 
at 0,7xIn Package
NH1
1000 VDC
50
gPV
HP10NH1GPV50 Z1028283 0 4 11 4 6 3
63 HP10NH1GPV63 A1028284 0 4 13 5 4 3
80 HP10NH1GPV80 B1028285 0 4 15 6 1 3
100 HP10NH1GPV100 C1028286 0 4 17 7 2 3
125 HP10NH1GPV125 D1028287 0 4 18 7 4 3
160 HP10NH1GPV160 E1028288 0 4 23 9 6 3
NH2
200 HP10NH2GPV200 X1037619 0 63 29 12 3
250 HP10NH2GPV250 Y1037620 0 63 34 14 3
Plain blade
Size  
Voltage (V)
Nominal
Current (A) Class      
 
weight
(kg)
 
 
 
at 0,7xIn Package
NH1
1000 VDC
50
gPV
HP10NH1GPV50B B1048663 0 4 11 4 6 3
63 HP10NH1GPV63B C1048664 0 4 13 5 4 3
80 HP10NH1GPV80B D1048665 0 4 15 6 1 3
100 HP10NH1GPV100B E1048666 0 4 17 7 2 3
125 HP10NH1GPV125B F1048667 0 4 18 7 4 3
160 HP10NH1GPV160B G1048668 0 4 23 9 6 3
NH2
200 HP10NH2GPV200B H1048669 0 63 29 12 3
250 HP10NH2GPV250B J1048670 0 63 34 14 3
Direct mounting
PHOTOVOLTAIC FUSES
HP10NH1GPV125
HP10NH1GPV160B
    Fuse Type No  of Poles Voltage Rating Ampere Rating Packaging
HP15FHM32A
Photovoltaic 1 1500VDC 32 12
HP15FHM32B
Helioprotection® HP15FHM32 Series
Fuseholders for gPV fuse-links HP15M
HP15FHM32A
HelioProtection® US15M1HEL  
UltraSafe? Fuseholders for gPV fuse-links HP15M
    Fuse Type No  of Poles Voltage Rating Ampere Rating Packaging
US15M1HEL Photovoltaic 1 1500VDC 30 12
US15M1HEL
HELIOPROTECTION®
EP MERSEN COM 219
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
Photovoltaic Fuse bases
1000VDC
HelioProtection® Fuse-links
HP12NH – 1250VDC
 
PHOTOVOLTAIC FUSES
 
      Power
acceptance
  impulse
withstand voltage
Uimp
Design Package
HPBB11PPR A1030607 32 W 8 kV open design, for DIN-rail or screw mounting,
for NH fuse links size 1 3
HPBB11PPRFS K1032916 32 W 8 kV with touch protection, for DIN-rail or screw
mounting, for NH fuse links size 1 3
 
      Power
acceptance
  impulse
withstand voltage
Uimp
Design Package
HPBB21PPR C1037509 45 W 8 kV open design, for DIN-rail or screw mounting,
for NH fuse links size 1 and 2 3
HPBB21PPRFS D1037510 45 W 8 kV with touch protection, for DIN-rail or screw
mounting, for NH fuse links size 1 and 2 3
HP12NH2XLGPV200
HPBB21PPR
Plain blade
Direct mounting
Size
 
Voltage
(V)
Nominal
Current
(A)
Class
PLAIN BLADE Power
dissipation
at 0,7xIn
Power
dissipation
 
Package  
 
 
 
weight
(kg)
NH1XL
1250
VDC
125
gPV
HP12NH1XLGPV125 G1039744 0 435 12 29 1
160 HP12NH1XLGPV160 H1039745 0 698 14 34 1
NH2XL
200 HP12NH2XLGPV200 J1039746 1 054 16 42 1
250 HP12NH2XLGPV250 K1039747 1 054 17 45 1
NH3L
250 HP12NH3LGPV250 Z1033389 1 66 18 46 1
315 HP12NH3LGPV315 A1033390 1 66 22 53 1
350 HP12NH3LGPV350 B1033391 1 66 23 55 1
400 HP12NH3LGPV400 C1033392 1 66 29 73 1
Size
 
Voltage
(V)
Nominal
Current
(A)
Class
DIRECT MOUNTING Power
dissipation
at 0,7xIn
Power
dissipation
 
Package  
 
 
 
NH1XL
1250
VDC
125
gPV
HP12NH1LGPV125B K1048671 12 29 1
160 HP12NH1LGPV160B L1048672 14 34 1
NH2XL
200 HP12NH2LGPV200B M1048673 16 42 1
250 HP12NH2LGPV250B N1048674 17 45 1
NH3L
250 HP12NH3LGPV250B P1048675 18 46 1
315 HP12NH3LGPV315B Q1048676 22 53 1
350 HP12NH3LGPV350B R1048677 23 55 1
400 HP12NH3LGPV400B S1048678 29 73 1
HELIOPROTECTION®
EP MERSEN COM 220
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
NH-fuse-links gPV 1500VDC Plain Blade
        Size  
 
 
 
 
at 0 7xIn  
HP15NH1XLGPV50 A1061266 1XL 50 A 21 W 8 6 W 0 7 kg
HP15NH1XLGPV63 Z1064508 1XL 63 A 25 W 10 2 W 0 7 kg
HP15NH1XLGPV80 A1064509 1XL 80 A 25 5 W 10 3 W 0 7 kg
HP15NH1XLGPV100 B1064510 1XL 100 A 26 W 10 5 W 0 7 kg
HP15NH1XLGPV125 C1064511 1XL 125 A 30 W 12 2 W 0 7 kg
HP15NH2XLGPV125 H1064309 2XL 125 A 33 7 W 13 6 W 1 05 kg
HP15NH2XLGPV160 J1064310 2XL 160 A 38 W 15 4 W 1 05 kg
HP15NH2XLGPV200 K1064311 2XL 200 A 48 W 19 4 W 1 05 kg
HP15NH2XLGPV250 L1064312 2XL 250 A 51 7 W 20 9 W 1 05 kg
HP15NH3LGPV160 H1037859 3L 160 A 36 W 15 W 1 69 kg
HP15NH3LGPV200 J1037860 3L 200 A 44 W 18 W 1 69 kg
HP15NH3LGPV250 K1037861 3L 250 A 50 W 20 W 1 69 kg
HP15NH3LGPV315 L1037862 3L 315 A 57 W 23 W 1 69 kg
HP15NH3LGPV350 M1037863 3L 350 A 63 W 25 W 1 69 kg
HP15NH3LGPV400 N1037864 3L 400 A 71 W 28 W 1 69 kg
NH-fuse-links gPV 1500VDC Direct Mounting
        Size  
 
 
 
 
at 0 7xIn  
HP15NH1LGPV50B D1065431 1XL 50 A 21 W 8 6 W 1 0 69 kg
HP15NH1LGPV63B D1065432 1XL 63 A 25 W 10 2 W 1 0 69 kg
HP15NH1LGPV80B E1065433 1XL 80 A 25 5 W 10 3 W 1 0 69 kg
HP15NH1LGPV100B F1065434 1XL 100 A 26 W 10 5 W 1 0 69 kg
HP15NH1LGPV125B G1065435 1XL 125 A 30 W 12 2 W 1 0 69 kg
HP15NH2LGPV125B M1064313 2XL 125 A 33 7 W 13 6 W 1 1 02 kg
HP15NH2LGPV160B N1064314 2XL 160 A 38 W 15 4 W 1 1 02 kg
HP15NH2LGPV200B P1064315 2XL 200 A 48 W 19 4 W 1 1 02 kg
HP15NH2LGPV250B Q1064316 2XL 250 A 51 7 W 20 9 W 1 1 02 kg
HP15NH3LGPV160B T1048679 3L 160 A 36 W 15 W 1 1 66 kg
HP15NH3LGPV200B V1048680 3L 200 A 44 W 18 W 1 1 66 kg
HP15NH3LGPV250B W1048681 3L 250 A 50 W 20 W 1 1 66 kg
HP15NH3LGPV315B X1048682 3L 315 A 57 W 23 W 1 1 66 kg
HP15NH3LGPV350B Y1048683 3L 350 A 63 W 25 W 1 1 66 kg
HP15NH3LGPV400B Z1048684 3L 400 A 71 W 28 W 1 1 66 kg
NH-fuse-links gPV 1500VDC Direct Mounting size 3L with striker
         
 
Power
dissipation
 
Power
dissipation
at 0 7xIn
Power
dissipation
at 0 8 In
 
HP15NH3LPV160BI A1057218 160 A 36 W 15 W 20 W 1 1 66 kg
HP15NH3LPV200BI B1057219 200 A 44 W 18 W 25 W 1 1 66 kg
HP15NH3LPV250BI C1057220 250 A 50 W 20 W 28 W 1 1 66 kg
HP15NH3LPV315BI D1057221 315 A 57 W 23 W 32 W 1 1 66 kg
HP15NH3LPV350BI E1057222 350 A 63 W 25 W 35 W 1 1 66 kg
HP15NH3LPV400BI F1057223 400 A 71 W 28 W 40 W 1 1 66 kg
HelioProtection® Fuse-links gPV
HP15NH – 1500VDC
 
PHOTOVOLTAIC FUSES
HP15NH3LGPV400
HP15NH3LGPV400B
HP15NH3LPV350BI
HELIOPROTECTION®
EP MERSEN COM 221
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
Microswitch for NH-fuse-link gPV 1500VDC size 3L (with striker)
              impulse withstand voltage Uimp Indication System  
MC3E1-5N D310020 5 A 20 kV standard 3 32 g
PHOTOVOLTAIC FUSES
Fuse-bases for NH gPV fuse-links, single pole, 1500VDC, 50 kA, SCCR 15kA
    Size
 
current
In
Power
acceptance
 
impulse
withstand
voltage
Uimp
Cable termination Design Package
HP15FHNH1XLA 1XL 250 A 50 W 6 kV
M10 terminal screws M
= 32Nm for cable lugs
25-240 mm2
open design, screw
mounting, for NH1XL
fuse-links with blade
contacts
-
HP15FHNH1XLB 1XL 250 A 50 W 6 kV
M10 terminal screws M
= 32Nm for cable lugs
25-240 mm2
with touch-safe protection,
screw mounting, for NH1XL
fuse-links with blade
contacts
-
HP15FHNH3LA 2XL-3L 600 A 100 W 6 kV
M12 terminal screws M
= 32Nm for cable lugs
25-300 mm2
open design, screw
mounting, for NH2XL
and NH3L fuse-links
with blade contacts
-
HP15FHNH3LB 2XL-3L 600 A 100 W 6 kV
M12 terminal screws M
= 32Nm for cable lugs
25-300 mm2
with touch-safe protection,
screw mounting, for NH2XL
and NH3L fuse-links
with blade contacts
-
Cover for fuse-base with touch protection
    Design Package
COVERFHNH1XL pack of 4 gripping lug covers for NH1XL fuse-base with touch protection 1
COVERFHNH3L pack of 2 gripping lug covers for NH3L fuse-base with touch protection 1
Microswitch
1000VDC
Photovoltaic Fuse bases
1500VDC - Protected version
 
 
MC3E1-5N
COVERFHNH1XL
COVERFHNH3L
HP15FHNH1XLB
HP6J - 600V DC Class J Photovoltaic Fuses
   
Frame Size 1 Frame Size 2 Frame Size 3 Frame Size 4
HP6J70 HP6J110 HP6J175 HP6J225 HP6J350 HP6J450
HP6J80 HP6J125 HP6J200 HP6J250 HP6J400 HP6J500
- HP6J150 - HP6J300 - HP6J600
HP10J - 1000V DC Class J Photovoltaic Fuses
   
Frame Size 1 Frame Size 2 Frame Size 3
HP10J70 HP10J125 HP10J250 HP10J400 HP10J450
HP10J80 HP10J160 HP10J300 - HP10J500
HP10J100 HP10J200 HP10J350 - HP10J600
Volts: 600VDC
Amps: 70 to 600A
IR: 10kA I R  DC
MBC: 1 35 x In
Photovoltaic Fuse
Volts: 1000VDC (70A to 600A),
600VAC (70A to 400A)
Amps: 70A to 600A
IR: 65kA @ 1000VDC,
200kA@ 600VAC
MBC: 1 35 x In
Photovoltaic Fuse
HELIOPROTECTION®
EP MERSEN COM 222
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
SURGE PROTECTION FOR PV APPLICATION
SURGE-TRAP® DC Type 1+2 YPV photovoltaic SPD
STP T12 5 YPV
SURGE-TRAP® DC Type 2 YPV photovoltaic SPD
STP T2 40 YPV
 
        System
type
Ucpv
[Vdc]
Iscpv
[A]
IIMP (10/350)
[KA]
Imax (8/20)
[kA]
In (8/20)
[kA]
Up@In
(8/20) [kV]
Remote
indication (M)
Cartridge
Id  L
STPT12-5K1000V-YPV 83120167 “Y” PV 1060 10 000 5 40 20 ≤ 4 C43
STPT12-5K1000V-YPVM 83120168 “Y” PV 1060 10 000 5 40 20 ≤ 4 √ C43
   s / Reference  s
Replacement cartridges
        Network Ucpv [Vdc] iIMP (10/350) [KA] Imax (8/20) [kA] In (8/20) @Up [kA] Up@In (8/20) [kV] Cartridge
Id 
SP12-5K1000V-PV 83120011 PV 530 5 40 20 ≤ 2 C43
Replacement cartridges
   s / Reference  s
        System type Ucpv
[Vdc]
Iscpv
[A]
Imax (8/20)
[kA]
In (8/20)
[kA]
Up@In
(8/20) [kV]
Remote
indication (M)
Cartridge
Id  L
Y PV  LARGE-SCALE AND ROOFTOP PV
STPT2-40K600V-YPV 83020138 “Y” PV 660 10 000 40 20 ≤2 6 C40
STPT2-40K600V-YPVM 83020139 “Y” PV 660 10 000 40 20 ≤2 6 √ C40
STPT2-40K1000V-YPV 83020140 “Y” PV 1060 10 000 40 20 ≤4 C41
STPT2-40K1000V-YPVM 83020141 “Y” PV 1060 10 000 40 20 ≤4 √ C41
STPT2-40K1500V-YPV 83020158 "Y" PV 1500 10 000 40 15 ≤5 C42
STPT2-40K1500V-YPVM 83020159 "Y" PV 1500 10 000 40 15 ≤5 √ C42
U PV  SELF-CONSUMPTION
STPT2-40K60V-2P 83020128 TNS (1Ph+N); PV 65 1000 40 20 ≤0 7 Consult
STPT2-40K60V-2PM 83020129 TNS (1Ph+N); PV 65 1000 40 20 ≤0 7 √ Consult
STPT2-40K75V-2P 83020130 TNS (1Ph+N); PV 80 1000 40 20 ≤0 8 Consult
STPT2-40K75V-2PM 83020131 TNS (1Ph+N); PV 80 1000 40 20 ≤0 8 √ Consult
        Network Ucpv [Vdc] Imax (8/20) [kA] In (8/20) @Up [kA] Up@In (8/20) [kV] Cartridge Id 
83020005 SP2-40K600V-PV PV 330 40 20 ≤1 3 C40
83020006 SP2-40K1000V-PV PV 530 40 20 ≤2 C41
83020010 SP2-40K1500V-PV PV 750 40 10 ≤2,5 C42
STPT12-5K1000V-YPVM
STPT2-40K1500V-YPVM
HELIOPROTECTION®
EP MERSEN COM 223
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
SURGE PROTECTION FOR PV APPLICATION
SURGE-TRAP® DC T2 & T1+2 MPPT photovoltaic SPD
STP MPPT PV
SURGE-TRAP® plug-in surge sockets for PCB
SB-PCB
 
        System type Ucpv
[Vdc]
Iscpv
[A]
IIMP (10/350)
[KA]
Imax (8/20)
[kA]
In (8/20)
[kA]
Up@In
(8/20) [kV]
Remote
indication (M)
Cartridge
Id  L
TYPE 1+2
STPT12-5K1000V-5YPVM 83120192 3+ , 1- , 1PE 1060 10000 5 40 20 4 √ C43
STPT12-5K1000V-8YPVM 83120190 6+ , 1- , 1PE 1060 10000 5 40 20 4 √ C43
TYPE 2
STPT2-40K1000V-5YPVM 83020188 3+ , 1- , 1PE 1060 10000 - 40 20 4 √ C02
STPT2-40K1000V-8YPVM 83020204 6+ , 1- , 1PE 1060 10000 - 40 20 4 √ C02
        Network Ucpv [Vdc] IIMP (10/350) [KA] Imax (8/20) [kA] In (8/20) [kA] Up@In (8/20) [kV] Cartridge
Id 
SP2-40K1000V-PV 83020006 PV 530 - 40 20 ≤2 C02
SP12-5K1000V-PV 83020011 PV 530 5 40 20 ≤2 C43
   s / Reference  s
Replacement cartridges
        Ucpv
[Vdc]
Remote
indication (M)
Cartridge Id 
   
Cartridge Id 
   
DC SIDE
SB-PCB-1000PV-M 83050133 1000 √ 83020006 SP2-40K1000V-PV
SB-PCB-1500PV-M 83050135 1500 √ 83020010 SP2-40K1500V-PV
AC SIDE
SB-PCB-275V-M 83050119 275 √ 83020002 SP2-40K275V
SB-PCB-440V-M 83050123 320 √ 83020004 SP2-40K440V
SB-PCB-750V-M 83050127 440 √ 83020007 SP2-30K750V
SB-PCB-N-M 83050129 750 √ 83020000 SP2-40K-N
   s / Reference  s
STPT2-40K1000V-8YPVM
SB-PCB-1000PV-M
HELIOPROTECTION®
EP MERSEN COM 224
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
SURGE PROTECTION FOR PV APPLICATION
SURGE-TRAP® AC Type 2 photovoltaic SPD
STP T2 40 3P
 
        System
type Un [VAC] Uc [V] Imax (8/20)
[kA]
In (8/20)
[kA]
Up@In (8/20)
[kV]
Remote
indication (M)
Cartridge
Id  L
STPT2-40K275V-3P 83020134 TNC (3Ph) -/400 275 40 20 ≤1 3 C06
STPT2-40K275V-3PM 83020135 TNC (3Ph) -/400 275 40 20 ≤1 3 √ C06
STPT2-40K320V-3P 83020136 TNC (3Ph) -/480 320 40 20 ≤1 4 C07
STPT2-40K320V-3PM 83020137 TNC (3Ph) -/480 320 40 20 ≤1 4 √ C07
STPT2-30K750V-3P 83020102 TNC (3Ph) -/690; -/1000 750 30 15 ≤3 CO8
STPT2-30K750V-3PM 83020103 TNC (3Ph) -/690; -/1000 750 30 15 ≤3 √ CO8
STPT2-30K750V-1P 83020100 L-N (1Ph) 690 750 30 15 ≤3 CO8
STPT2-30K750V-1PM 83020101 L-N (1Ph) 690 750 30 15 ≤3 √ CO8
        Network Un [VAC] Uc [V] Imax (8/20) [kA] In (8/20) [kA] Up@In (8/20) [kV] Cartridge Id 
SP2-40K275V 83020002 L-N (1Ph) 230 275 40 20 ≤1 3 C06
SP2-40K320V 83020003 L-N (1Ph) 277 320 40 20 ≤1 4 C07
SP2-30K750V 83020007 L-N (1Ph) 690 750 30 15 ≤3 C08
   s / Reference  s
Replacement cartridges
STPT2-40K275V-3PM
HELIOPROTECTION®
EP MERSEN COM 225
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
SURGE PROTECTION FOR PV APPLICATION
SURGE-TRAP® AC Type 2 reinforced peak withstand
photovoltaic SPD
STP T2 30 3P-R
 
        System type UN [VAC] UC [V] Imax (8/20)
[kA]
In (8/20)
[kA]
Up@In
(8/20) [kV]
Remote
indication (M)
Upeak
(l-pe) [kV] L PE
STPT2-30K440V-3P-R 83020177 IT - / 400 440 30 20 5 1,6 C25 C08
STPT2-30K440V-3P-RM 83020178 IT - / 400 440 30 20 5 √ 1,6 C25 C08
STPT2-30K750V-3P-R 83020213 IT - / 690 750 30 15 6 2,1 C08 C08
STPT2-30K750V-3P-RM 83020214 IT - / 690 750 30 15 6 √ 2,1 C08 C08
STPT2-30K850V-3P-R 83020201 IT - / 690 850 30 15 6 2,2 C28 C28
STPT2-30K850V-3P-RM 83020202 IT - / 690 850 30 15 6 √ 2,2 C28 C28
STPT2-30K850V-1P 83020234 L-N (1Ph) 690 850 30 15 3 - C28 -
STPT2-30K850V-1PM 83020235 L-N (1Ph) 690 850 30 15 3 √ - C28 -
        Network Un [VAC] Uc [V] Imax (8/20) [kA] In (8/20) [kA] Up@In (8/20) [kV] Cartridge Id 
SP2-40K440V 83020004 L-N (1Ph) 400 440 40 20 ≤2 C25
SP2-30K750V 83020007 L-N (1Ph) 690 750 30 15 3 C08
SP2-30K850V 83020022 L-N (1Ph) 690 850 30 15 3 C28
   s / Reference  s
Replacement cartridges
STPT2-30K850V-3P-R
HELIOPROTECTION®
EP MERSEN COM 226
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
   s / Reference  s
        Un [V] D1 (10/350)
[kA] Imax (8/20) C2 (8/20) Up@In (8/20) [V] fg [MHz] Protected
wires
EOL
Indication
STS485-7V-2W 83040111 6 2,5 10 5 10 1 2
STS485-16V-2W 83040112 12 2,5 10 5 20 1,2 2
STS485-27V-2W 83040113 24 2,5 10 5 40 4 2
STS485-56V-2W 83040114 48 2,5 10 5 70 5 2
STS485-15V-3WI 83040110 12 2,5 10 5 45 10 2+GND √
STS485-5V-4WG 83040120 5 2,5 10 10 30 60 4+GND
SURGE PROTECTION FOR PV APPLICATION
SURGE-TRAP® Signal Line photovoltaic SPD
STS 485
 
STPT2-40K275V-3PM STS485-5K-15V-3WI STS485-5K-15V-3WI
HELIOPROTECTION®
EP MERSEN COM 227
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
DISCONNET SWITCHES FOR PV APPLICATION
PV-  Disconnect Switches
IEC-  DC Switches
 
Switch Body
Accessories
Ampere Rating 100 160 200 250 315 400 500
1000VDC
2-pole Configuration MD100E11 MD160E11 MD200E11 MD250E11 MD315E11 MD400E11 MD500E11
1000VDC
2x2-pole Configuration MD100E22 MD160E22 MD200E22 MD250E22 MD315E22 MD400E22 MD500E22
1500VDC
3-pole Configuration MD315EV12 MD400EV12 MD500EV12
1500VDC
2x3-pole Configuration MD315EV33 MD400EV33 MD500EV33
Direct Front Operation
HDD250 HDD250 HDD250 HDD250 HDD400 HDD400 HDD400
External Pistol Style
NEMA Type 1, 3R, 12 HB65, HB80 HB125, HB145
NEMA Type 4, 4X HB65X, HB80X HB125X, HB125X
B=Black  Substitute ‘R’ for ‘B’ if a red handle is desired  Ex  HR65
Shafts
Shaft—SPAxxx
(xxx = length in mm) SPA130, SPA210, SPA290, SPA360, SPA430 SFB185, SFB280, SFB325, SFB395,
SFB535
Auxiliary Contacts*
NO Right side mounting OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10
NC left side mounting OA3G01 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01
Module for SF aux  contacts OEA28 OEA28 OEA28 OEA28 OEA28 OEA28 OEA28
*  2A max continous @690VAC
Short Circuit Link
For MDxxxE22 and EV33 JUMP500-2 JUMP500-2 JUMP500-2
For MDxxxE11, E22, EV12** JUMP250 JUMP250 JUMP250 JUMP250 JUMP500 JUMP500 JUMP500
**Shipped with one link per circuit
Terminal Shroud for Short Circuit Link
For JUMP500-2 JC500-2 JC500-2 JC500-2
For JUMP250, JUMP500 JC250 JC250 JC250 JC250 JC500 JC500 JC500
Terminal Shrouds for Lugs
Kit of 4 Terminal Shrouds TS250-14 TS250-14 TS250-14 TS250-14
1 Terminal Shroud TDS400 TDS400 TDS400
A shorter version is available for DC Switches up to 250A  1 piece per package: TS250S-14
MD100E11 MD100E22 MD400E11 MD400E22
HDD250
HB65
OA1G01
OA1G10
OEA28
JUMP250
JUMP500
JUMP500-2
JC250
JC500
JC500-2
MD400EV12 MD315EV33
Handles
and Shafts
HELIOPROTECTION®
EP MERSEN COM 228
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Switch Body
Accessories
Ampere Rating 100 200 250 320 400
1000VDC
2-pole Configuration MD100U11 MD200U11 MD250U11 MD320U11 MD400U11
1000VDC
2x2-pole Configuration MD180U22 MD180U22 MD180U22 MD320U22 MD400U22
1500VDC
2-pole Configuration MD250UV12 MD320UV12 MD400UV12
Direct Front Operation
1000VDC HDD250 HDD250 HDD250 HDD400 HDD400
1500VDC HDD400 HDD400 HDD400
External Pistol Style
NEMA Type 1, 3R, 12 HB65, HB80 HB125, HB145
NEMA Type 4, 4X HB65X, HB80X HB125X, HB145X
B=Black  Substitute ‘R’ for ‘B’ if a red handle is desired  Ex  HR65
Shafts
Shaft—SPAxxx
(xxx = length in mm),
SFBxxx (xxx = length in mm)
SPA130, SPA210, SPA290,
SPA360, SPA430 SFB185, SFB280, SFB325, SFB395, SFB535
Auxiliary Contacts*
NO Right side mounting OA1G10 OA1G10 OA1G10 OA1G10 OA1G10
NC left side mounting OA3G01 OA3G01 OA3G01 OA3G01 OA3G01
Module for SF aux  contacts OEA28 OEA28 OEA28 OEA28 OEA28
*  2A max continous @690VAC
Terminal Shroud for Short Circuit Link
For MDxxxU11, UV12 JC250 JC250 JC500 JC500 JC500
For MDxxxU22 JC500-2 JC500-2 JC500-2 JC500-2 JC500-2
Terminal Shroud for Lugs
Kit of 4 Terminal Shrouds
1 Terminal Shroud TDS400 TDS400 TDS400 TDS400 TDS400
A shorter version is available for DC switches up to 250A  1 piece per package: TDS250S 
MD100U11 MD100U22 MD250UV12 MD400U11 MD400U22
HDD400
HB125
OA1G01
OA1G10
JC250
JC500
JC500-2
OEA28
PV-  Disconnect Switches
UL 98B Listed DC Switches
 
Handles
and Shafts
DISCONNET SWITCHES FOR PV APPLICATION
HELIOPROTECTION®
EP MERSEN COM 229
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HELIOPROTECTION®
PV-  Disconnect Switches  
UL 98B DC-  Non-Fused switches
Part # Description Ref #
MD100U11 DC Switch 100A UL 2p X1043231
MD180U22 DC Switch 180A UL 4p Y1043232
MD200U11 DC Switch 200A UL 2p Z1043233
MD250U11 DC Switch 250A UL 2p A1043234
MD250U22 DC Switch 250A UL 4p B1043235
MD320U11 DC Switch 320A UL 2p C1043236
MD320U22 DC Switch 320A UL 4p D1043237
MD400U11 DC Switch 400A UL 2p E1043238
MD400U22 DC Switch 400A UL 4p F1043239
MD250UV12 DC Switch 250A UL 1500V 3p L1050926
MD320UV12 DC Switch 320A UL 1500V 3p M1050927
MD400UV12 DC Switch 400A UL 1500V 3p N1050928
Handles
Part # Description Ref #
HB65 Handle black65mm IP65 NEMA 3R W1043368
HB65X Handle black 65mm IP65 NEMA 4X X1043369
HB95 Handle black 95mm IP65 NEMA 3R N1043913
HB95X Handle black 95mm IP65 NEMA 4X P1043914
HB125 Handle black 125mm IP65 NEMA 3R A1043372
HB125X Handle black 125mm IP65 NEMA 4X B1043373
HR65 Handle red 65mm IP65 NEMA 3R G1043378
HR65X Handle red 65mm IP65 NEMA 4X H1043379
HR95 Handle red 95mm IP65 NEMA 3R S1043917
HR95X Handle red 95mm IP65 NEMA 4X T1043918
HR125 Handle red 125mm IP65 NEMA 3R K1043381
HR125X Handle red125mm IP65 NEMA 4X L1043382
HDD250 Handle direct MD100-250 G1047794
HDD400 Handle direct MD315-500 H1047795
Shafts
Part # Description Ref #
SFB280 Shaft SwitchFuse 12x12x280mm F1043423
SFB325 Shaft SwitchFuse 12x12x325mm G1043424
SFB395 Shaft SwitchFuse 12x12x395mm H1043425
SPA130 Shaft pistol handle 6x6x130mm V1043919
SPA210 Shaft pistol handle 6x6x210mm P1043431
SPA290 Shaft pistol handle 6x6x290mm Q1043432
SPA360 Shaft pistol handle 6x6x360mm W1043920
SPA430 Shaft pistol handle 6x6x430mm X1043921
Jumpers
Part # Description Ref #
JUMP250 Jumper bar for 250A DC switch F1043469
JUMP500 Jumper bar for 500A DC switch G1043470
JUMP500-2 Jumper bar for 1500V E33 S1051300
JC250 Jumper cover for JUMP250 H1043471
JC500 Jumper cover for JUMP500 J1043472
JC500-2 Jumper cover for JUMP500-2 V1051302
Terminal Shrouds
Part # Description Ref #
TS250-14 Term shrd 250A switch 1p L/4 A1043464
TDS400 Term shrd MD250-500 1p L/1 A1045534
TDS250S Term shrd MD100-250 1p S /1 Z1045533
IEC DC-  Non-Fused switches
Part # Description Ref #
MD100E11 DC Switch 100A IEC 1000V 2p G1043217
MD160E11 DC Switch 160A IEC 1000V 2p H1043218
MD200E11 DC Switch 200A IEC 1000V 2p J1043219
MD250E11 DC Switch 250A IEC 1000V 2p K1043220
MD100E22 DC Switch 100A IEC 2x1000V 4p L1043221
MD160E22 DC Switch 160A IEC 2x1000V 4p M1043222
MD200E22 DC Switch 200A IEC 2x1000V 4p N1043223
MD250E22 DC Switch 250A IEC 2x1000V 4p P1043224
MD315E11 DC Switch 315A IEC 1000V 2p Q1043225
MD400E11 DC Switch 400A IEC 1000V 2p R1043226
MD500E11 DC Switch 500A IEC 1000V 2p S1043227
MD315E22 DC Switch 315A IEC 2x1000V 4p T1043228
MD400E22 DC Switch 400A IEC 2x1000V 4p V1043229
MD500E22 DC Switch 500A IEC 2x1000V 4p W1043230
MD315EV12 DC Switch 315A IEC 1500V 3p C1050918
MD400EV12 DC Switch 400A IEC 1500V 3p D1050919
MD500EV12 DC Switch 500A IEC 1500V 3p E1050920
MD315EV33 DC Switch 315A IEC 2x1500V 6p F1050921
MD400EV33 DC Switch 400A IEC 2x1500V 6p G1050922
MD500EV33 DC Switch 500A IEC 2x1500V 6p J1050924
DISCONNET SWITCHES FOR PV APPLICATION
HELIOPROTECTION®
LOW VOLTAGE SWITCHES
EP MERSEN COM 231
LV-SWITCHES
CONTENTS
IEC FUSIBLE DISCONNECT SWITCHES 232 - 235
IEC Low Voltage Disconnect Switches                                                                                                   232
IEC NON-FUSIBLE DISCONNECT SWITCHES 236 - 240
IEC Disconnect Switches – Front Ope                                                                                            236
IEC Front and Side Ope                                                                                                                    237
IEC Low Voltage Disconnect Switches                                                                                                   239
PV-  DISCONNECT SWITCHES 241 - 242
IEC-  DC Switches                                                                                                                                 241
UL98B Listed DC Switches                                                                                                                       242
LOW VOLTAGE SWITCHES
EP MERSEN COM 232
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LOW VOLTAGE SWITCHES
IEC Low Voltage Disconnect Switches
IEC FUSIBLE DISCONNECT SWITCHES
Ampere Rating 25 50 125 63 160 200 250
Base Cat # M25 M50 M125 M63 M160 M200 M250
Fuse Type F F F D D D D
3-pole
Configuration 12, 30S 03, 30S 03, 30S 03, 30S 03, 30S 03, 30S 03, 30S
Fuse Size 10x38 14x51 22x58 000 00 0 0-1
Switch Body
Ampere Rating 25 50 125 63 160 200 250
Fourth Pole
Fusible Fourth Pole 4PD200 4PD250
Direct Front Operation
HDF30 HDF200 HDF200 HDF200 HDF200 HDF250T HDF250T
External Front Operation - Pistol Style
NEMA Type 1,
3R, 12, IP65 HB45/65 HB45/65 HB65 HB65 HB65 HB65 HB65
NEMA Type 4,
4X HB45X HB45X HB65X HB65X HB65X HB65X HB65X
B=Black  Substitute ‘R’ for ‘B’ if a red handle is desired  Ex  HR45
External Right-Side Operation - Pistol Style
NEMA 1, 3R, IP65 HB65S HB65S HB65S HB65S HB65S HB65S HB65S
Shafts
SPA__ SPA__ SPA__ SPA__ SPA__ SPA__ SPA__
Lengths: 210, 290, 360, 430 Ex  SPA210
Terminal Shrouds
3-pole TSF160-13 TSF160-13 TSF200-13 TSF250-13
4-pole TSF160-14 TSF160-14 TSF200-14 TSF250-14
Auxiliary Contacts
NO, use with OSZ4 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10
NC, use with OSZ4 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01
NO, between poles OA4B1C
Mounting plate
OA1G10/OA3G01 OSZ4 Not needed Not needed Not needed Not needed Not needed Not needed
Module for
8 aux  contacts OEA28 OEA28 OEA28 OEA28 OEA28 OEA28 OEA28
Blown fuse indicators (DPMM), Striker type fuse needed
Kit 3 poles
1 contact BFM25FP3
Kit 3poles
3 contacts BFM50FP3 BFM125FP3
Kit 3poles
3NO+NC BFM800DP3
Switch Body
Shafts
Accessories
OA3G01
OA1G10
OEA28
HDF200
SA105
HB65
TSF400-14
TSF250-14
S02206A
BFM25P3
BFM800DP3
Handles
Front and Side Ope 
M25F30S
25A, F fused, with 3 poles on left side of handle, side ope 
M63D03
63A, D fused, with 3 poles on right side of handle
EP MERSEN COM 233
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LV-SWITCHES
LOW VOLTAGE SWITCHES
IEC Low Voltage Disconnect Switches
IEC FUSIBLE DISCONNECT SWITCHES
Ampere Rating 400 630 800 1250
Base Cat # M400 M630 M800 M1250
Fuse Type D D D D
3-pole Configuration 03, 30S 03, 30S 03, 30S 03
Fuse Size 0-2 3 3 4
Fourth Pole
Fusible Fourth Pole 4PD400 4PD800 4PD800 4PD1250
Direct Front Operation
HDF400T HDF800T HDF800T HDF1250T
External Front Operation - Pistol Style
NEMA Type 1, 3R, 12, IP65 HB95 HB145 HB274 HB274
NEMA Type 4, 4X HB95X HB145X HB274X HB274X
B = Black  Substitute “R” for “B” if a red handle is desire  Ex  HR95 
External Right-Side Operation - Pistol Style
NEMA Type 1, 3R, 12, IP65 HB145S HB145S HB145S HB145S
Shafts
Shaft SFB__ SFB__ SFB__ SFB__
Lengths: 280, 325, 395mm Ex  SFB280
Terminal Shrouds
3-pole TSF400-13 TSF800-13 TSF800-13 TSF1250-13
4-pole TSF400-14 TSF800-14 TSF800-14 TSF1250-14
Auxiliary Contacts
Normally open OA1G10 OA1G10 OA1G10 OA1G10
Normally closed OA3G01 OA3G01 OA3G01 OA3G01
Module for 8 aux  contacts OEA28 OEA28 OEA28 OEA28
Blown fuse indicators (DPMM), Striker type fuse needed
Kit 3poles 3NO+NC BFM800DP3 BFM800DP3 BFM800DP3
Switch Body
Shafts
Accessories
OA1G01
OA1G10
OEA28
TSF400-14
S02206A
BFM800DP3
M400D03S
400A, DIN fused, 3 poles on left side
of handle
M800D03
800A, DIN fused, with 3 poles
on right side of handle
M1250D03
1250A, DIN fused, with 3 poles
on the right side of handle
HDF400
HB125
Handles
SFB135
Front and Side Ope 
EP MERSEN COM 234
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LOW VOLTAGE SWITCHES
IEC Low Voltage Disconnect Switches
IEC FUSIBLE DISCONNECT SWITCHES
IEC Fused Switches - Front Ope 
Cat # Description Ref # W* Pkg
M25F12 Switch fus 25A FR10 1+2 pos  H1043264 0 70 1
M50F03 Switch fus 50A FR14 0+3 pos  K1043266 1 3 1
M63D03 Switch fus 63A 000 0+3 pos  M1043268 1 3 1
M125F03 Switch fus 125A FR22 0+3 pos  P1043270 1 5 1
M160D03 Switch fus 160A 00 0+3 pos  R1043272 1 52 1
M200D03 Switch fus 200A 0 0+3 pos  T1043274 3 3 1
M250D03 Switch fus 250A 0-1 0+3 pos  W1043276 3 93 1
M400D03 Switch fus 400A 0-2 0+3 pos  Y1043278 7 1 1
M630D03 Switch fus 630A 3 0+3 pos  A1043280 13 1
M800D03 Switch fus 800A 3 0+3 pos  C1043282 13 1
M1250D03 Switch fus 1250A 4 0+3 pos  E1043284 45 1
IEC Fused Switches - Side Ope 
Cat # Description Ref # W* Pkg
M25F30S Switch fus 25A FR10 R side op  J1043265 0 70 1
M50F30S Switch fus 50A FR14 R side op  L1043267 1 2 1
M63D30S Switch fus 63A 000 R side op  N1043269 1 2 1
M125F30S Switch fus 125A FR22 Rside op  Q1043271 1 6 1
M160D30S Switch fus 160A 00 R side op  S1043273 1 6 1
M200D30S Switch fus 200A 0 R side op  V1043275 3 3 1
M250D30S Switch fus 250A 0-1 R side op  X1043277 4 15 1
M400D30S Switch fus 400A 0-2 R side op  Z1043279 7 18 1
M630D30S Switch fus 630A 3 R side op  B1043281 13 9 1
M800D30S Switch fus 800A 3 R side op  D1043283 13 9 1
Handles
Cat # Description Ref # W* Pkg
HDF30 Handle direct SF 40A max P1043408 0 05 1
HDF200 Handle direct SF 200A P1043385 0 14 1
HDF400 Handle direct SF 400A Q1043386 0 33 1
HDF800T Handle dir  SF 800A butterfly R1043387 1 1 1
HDF1250T Handle dir  SF 1250A butterfly S1043388 1 5 1
HDF250T Handle dir  SF 250A butterfly T1043389 0 16 1
HDF400T Handle dir  SF 400A butterfly V1043390 0 34 1
HB45 Handle black45mm IP65 NEMA 3R L1043911 0 10 1
HB45X Handle black 45mm IP65 NEMA 4X M1043912 0 10 1
HB65 Handle black65mm IP65 NEMA 3R W1043368 0 12 1
HB65S Handle black 65mm Right Side A1044361 0 10 1
HB65X Handle black 65mm IP65 NEMA 4X X1043369 0 12 1
HB80 Handle black 80mm IP65 NEMA 3R Y1043370 0 12 1
HB80X Handle black 80mm IP65 NEMA 4X Z1043371 0 12 1
HB95 Handle black 95mm IP65 NEMA 3R N1043913 0 01 1
HB95X Handle black 95mm IP65 NEMA 4X P1043914 0 01 1
HB125 Handle black125mm IP65 NEMA 3R A1043372 0 16 1
HB125X Handle black125mm IP65 NEMA 4X B1043373 0 12 1
HB145 Handle black145mm IP65 NEMA 3R C1043374 0 17 1
HB145S Handle black 145mm Right Side B1044362 0 15 1
HB145X Handle black145mm IP65 NEMA 4X D1043375 0 17 1
HB274 Handle black274mm IP65 NEMA 3R D1043398 0 515 1
HB274X Handle black274mm IP65 NEMA 4X E1043376 0 515 1
HB330 Handle black330mm IP65 NEMA 3R E1043399 0 55 1
HB330X Handle black330mm IP65 NEMA 4X F1043377 0 55 1
HR45 Handle red 45mm IP65 NEMA 3R Q1043915 0 10 1
HR45X Handle red 45mm IP65 NEMA 4X R1043916 0 10 1
HR65 Handle red 65mm IP65 NEMA 3R G1043378 0 120 1
HR65X Handle red 65mm IP65 NEMA 4X H1043379 0 12 1
HR80 Handle red 80mm IP65 NEMA 3R F1043400 0 12 1
HR80X Handle red 80mm IP65 NEMA 4X J1043380 0 12 1
HR95 Handle red 95mm IP65 NEMA 3R S1043917 0 16 1
HR95X Handle red 95mm IP65 NEMA 4X T1043918 0 16 1
HR125 Handle red 125mm IP65 NEMA 3R K1043381 0 17 1
HR125X Handle red125mm IP65 NEMA 4X L1043382 0 17 1
HR145 Handle red 145mm IP65 NEMA 3R M1043383 0 2 1
HR145X Handle red 145mm IP65 NEMA 4X N1043384 0 17 1
HR274 Handle red 274mm IP65 NEMA 3R G1043401 0 515 1
HR330 Handle red 330mm IP65 NEMA 3R H1043402 0 55 1
IEC Fourth Poles
Cat # Description Ref # W* Pkg
4PD200 Fourth Fusible pole for M200D J1045473 - 1
4PD250 Fourth Fusible pole for M250D K1045474 - 1
4PD400 Fourth Fusible pole for M400D L1045475 - 1
4PD800 Fourth Fusible pole for M800D M1045476 - 1
4PD1250 Fourth Fusible pole for M1250D N1045477 - 1
*Weight in kg without packaging 
M25F30S
25A, F fused, with 3 poles on left side of handle, side ope 
HR45
M400D03S
400A, DIN fused, 3 poles on left side of handle
EP MERSEN COM 235
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LV-SWITCHES
LOW VOLTAGE SWITCHES
IEC Low Voltage Disconnect Switches
IEC FUSIBLE DISCONNECT SWITCHES
Shafts
Cat # Description Ref # W* Pkg
SFB280 Shaft SwitchFuse 12x12x280mm F1043423 0 31 1
SFB325 Shaft SwitchFuse 12x12x325mm G1043424 0 41 1
SFB395 Shaft SwitchFuse 12x12x395mm H1043425 0 45 1
SPA210 Shaft pistol handle 6x6x210mm P1043431 0 11 1
SPA290 Shaft pistol handle 6x6x290mm Q1043432 0 14 1
SPA360 Shaft pistol handle 6x6x360mm W1043920 1
SPA430 Shaft pistol handle 6x6x430mm X1043921 1
Terminal shrouds
Cat # Description Ref # W* Pkg
TSF160-13 Term shrd 160A Swch fus1pL /3 V1043436 0 04 1
TSF160-14 Term shrd 160A Swch fus1pL /4 W1043437 0 04 1
TSF200-13 Term shrd 200A Swch fus1pL /3 J1043449 0 008 3
TSF200-14 Term shrd 200A Swch fus1pL /4 V1043459 0 012 4
TSF800-13 Term shrd 800A Swch fus1pL /3 K1043450 0 01 3
TSF800-14 Term shrd 800A Swch fus1pL /4 W1043460 0 01 4
TSF1250-13 Ter shrd 1250A Swch fus1pL /3 L1043451 0 01 3
TSF1250-14 Ter shrd 1250A Swch fus1pL /4 X1043461 0 00 4
TSF250-13 Term shrd 250A Swch fus1pL /3 M1043452 0 008 3
TSF250-14 Term shrd 250A Swch fus1pL /4 Y1043462 0 012 4
TSF400-13 Term shrd 400A Swch fus1pL /3 N1043453 0 008 3
TSF400-14 Term shrd 400A Swch fus1pL /4 Z1043463 0 001 4
Other accessories
Cat # Description Ref # W* Pkg
OA1G10 Auxiliary Contact NO P1043477 0 03 1
OA3G01 Aux Contact NC Switch160-
2500A R1043479 0 03 1
OA4B1C Aux Contact 1+1 SF 40A K1043473 0 03 1
OSZ4 Mounting plate OA1G10/
OA3G01 L1043474 0 06 1
OEA28 Module for SF aux  contacts M1043475 0 04 1
BFM25FP3 Kit DPMM 3p 1 contact M25F E1048896 1
BFM50FP3 Kit DPMM 3P 3Cont  M50F P1045478 1
BFM125FP3 Kit DPMM 3P 3Cont  M125F Q1045479 1
BFM800DP3 Kit DPMM 3P 3NO+3NC
M250-800D R1045480 1
*Weight in kg without packaging 
SFB135 TSF250-14
OA1G10
EP MERSEN COM 236
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LOW VOLTAGE SWITCHES
IEC Disconnect Switches – Front Ope 
IEC NON-FUSIBLE DISCONNECT SWITCHES
Ampere Rating 16 25 40 63 80 100 125
Base Cat # M163 M253 M403 M633 M803 M100U3 M125E3
Door-mounted version M163DM M253DM M403DM M633DM M803DM M100U3DM
Direct Front Operation Locking Handle
HD40 HD40 HD40 HD125 HD125 HD125 HD125
External Front Operation
Selector Style
IP65, NEMA 1, 3R, 12 HSBX HSBX HSBX HSBX HSBX HSBX HSBX
Shaft
Lengths: 85, 130, 180, 250
Ex  SA130
SA__ SA__ SA__ SA__ SA__ SA__ SA__
Door mounted version
(no shaft required) HSBPDM HSBPDM HSBPDM HSBWDM HSBWDM HSBWDM HSBWDM
Pistol Style
IP65, NEMA 1, 3R, 12 HB45 HB45 HB45 HB45 HB45 HB45 HB45
NEMA Type 4, 4X HB45X HB45X HB45X HB45X HB45X HB45X HB45X
Shaft
Lengths: 210, 290
Ex  SPA210
SPA__ SPA__ SPA__ SPA__ SPA__ SPA__ SPA__
B=Black  Substitute ‘R’ for ‘B’ if a red handle is desired  Ex  HR65
Fourth Poles
Limited to one additional
pole per switch 4P40 4P40 4P40 4P80 4P80 4P125 4P125
Neutral Poles
Limited to one additional
pole per switch NP40 NP40 NP40 NP80 NP80 NP125 NP125
Terminal Shrouds
3-pole, 1 terminal shroud
for 3 poles TS40-3 TS40-3 TS40-3 TS63-3 TS63-3 TS125-3 TS125-3
1 to 4-poles, 1 terminal
shroud per pole TS40-1 TS40-1 TS40-1 TS63-1 TS63-1 TS125-1 TS125-1
Auxiliary Contacts
NC left or right side
mounting OA1G01 OA1G01 OA1G01 OA1G01 OA1G01 OA1G01 OA1G01
NO left or right side
mounting OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10
NO+NC (Mounting
on either side) OA2G11 OA2G11 OA2G11 OA2G11 OA2G11 OA2G11 OA2G11
Switch Body
Handles and Shafts
4P40 4P80
OA1G10
OA1G01
OA2G11
HSBX
SA105 SPA130
HD40
Accessories
HB65
M163 M163DM M633 M633DM M100U3 - M125E3
EP MERSEN COM 237
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LV-SWITCHES
LOW VOLTAGE SWITCHES
IEC Front and Side Ope 
IEC NON-FUSIBLE DISCONNECT SWITCHES
Ampere Rating 200 250 315 400 630 800
Base Cat # M200E M250E M315E M400E M630E M800E
3-pole 03, 30S 03, 30S 03, 30S 03, 30S 03, 30S 03, 30S
Direct Front Operation Locking Handle
HD250 HD250 HD400 HD400 HD800 HD800
External Front Operation
Pistol Style NEMA 1, 3R, 12 HB65/HB80 HB65/HB80 HB125 HB125 HB125 HB125
NEMA 4, 4X HB65X/
HB80X
HB65X/
HB80X HB125X HB125X HB125X HB125X
Pistol Type, right side operation HB65S HB65S HB145S HB145S HB145S HB145S
Shaft— Lengths 210, 290, 360, 430
Ex  SPA210
Shaft— Lengths 280, 325, 395
Ex  SFB325
SPA__ SPA__ SFB__ SFB__ SFB__ SFB__
B = Black  Substitute “R” for “B” if red handle is desired  Ex  HR80 
Fourth Poles
4P250 4P250 4P400 4P400 4P800 4P800
Terminal Shrouds
Kit for 3 poles TS250-13 TS250-13 TS400-13 TS400-13 TS800-13 TS800-13
Kit for 4 poles TS250-14 TS250-14 TS400-14 TS400-14 TS800-14 TS800-14
Shorter terminal shrouds versions are also available if desired  Ex  TS250S-13 for switches up to 250A
Auxiliary Contacts
Normally Open OA1G10 OA1G10 OA1G10 OA1G10 OA1G10
Normally Closed OA3G01 OA3G01 OA3G01 OA3G01 OA3G01
Module for SF aux  contacts OEA28 OEA28 OEA28 OEA28 OEA28
Switch Body
Handles and Shafts
HB65
M200E30S M630E03
HD250
4P40 4P80 4P125
4P250 TS250-1
OA1G10
OA1G01
OEA28
Accessories
EP MERSEN COM 238
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LOW VOLTAGE SWITCHES
IEC Front and Side Ope 
IEC NON-FUSIBLE DISCONNECT SWITCHES
Ampere Rating 1000 1250 1600 2000 2500 3200 4000
Base Cat # M1000E M1250E M1600E M2000E M2500E M3200E M4000E
3-pole 03 03 03 03 03 03 03
Direct Front Operation Locking Handle
HD1000 HD1000 HD1000 HD1000 HD1000 HD1000 HD1000
External Front Operation
Pistol Style NEMA 1, 3R, 12 HB274 HB274 HB274 HB274 HB274 HB274 HB274
NEMA 4, 4X HB274X HB274X HB274X HB274X HB274X HB274X HB274X
Shaft— Lengths: 280, 325,395
Ex  SFB325 SFB__ SFB__ SFB__ SFB__ SFB__ SFB__ SFB__
B=Black  Substitute ‘R’ for ‘B’ if a red handle is desired  Ex  HR274
Fourth Poles
4P1250 4P1250 4P1600 4P2500 4P2500
Terminal Shrouds
Kit for 3 poles TS1600-13 TS1600-13 TS1600-13
Kit for 4 poles TS1600-14 TS1600-14 TS1600-14
Auxiliary Contacts
Normally Open OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10
Normally Closed OA3G01 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01
Module for SF aux  contacts OEA28 OEA28 OEA28 OEA28 OEA28 OEA28 OEA28
Switch Body
Handles and Shafts
4P40 4P80 4P125
4P250 TS250-1
OA1G10
OA1G01
OEA28
Accessories
HD800
SFB135
M1250E03
EP MERSEN COM 239
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LV-SWITCHES
LOW VOLTAGE SWITCHES
IEC Low Voltage Disconnect Switches
IEC NON-FUSIBLE DISCONNECT SWITCHES
IEC Non-Fused switches, front-ope 
Cat # Description Ref #
M163 IEC UL508 Switch 16A 3p A1043188
M253 IEC UL508 Switch 25A 3p B1043189
M403 IEC UL508 Switch 40A 3p C1043190
M633 IEC UL508 Switch 63A 3p D1043191
M803 IEC UL508 Switch 80A 3p E1043192
M100U3 IEC UL98 Switch 100A 3p F1043193
M125E3 IEC Switch 125A 3p G1043194
M163DM IEC UL508 Switch 16A 3p DM E1043169
M253DM IEC UL508 Switch 25A 3p DM F1043170
M403DM IEC UL508 Switch 40A 3p DM K1043174
M633DM IEC UL508 Switch 63A 3p DM M1043176
M803DM IEC UL508 Switch 80A 3p DM N1043177
M100U3DM IEC UL98 Switch 100A 3p DM P1043178
M200E03 IEC Switch 200A 3p 0+3 pos  H1043195
M250E03 IEC Switch 250A 3p 0+3 pos  K1043197
M315E03 IEC Switch 315A 3p 0+3 pos  M1043199
M400E03 IEC Switch 400A 3p 0+3 pos  P1043201
M630E03 IEC Switch 630A 3p 0+3 pos  R1043203
M800E03 IEC Switch 800A 3p 0+3 pos  T1043205
M1000E03 IEC Switch 1000A 3p 0+3 pos  W1043207
M1250E03 IEC Switch 1250A 3p 0+3 pos  X1043208
M1600E03 IEC Switch 1600A 3p 0+3 pos  Y1043209
M2000E03 IEC Switch 2000A 3p 0+3 pos  Z1043210
M2500E03 IEC Switch 2500A 3p 0+3 pos  A1043211
M3200E03 IEC Switch 3200A 3p 0+3 pos  B1043212
M4000E03 IEC Switch 4000A 3p 0+3 pos  C1043213
IEC Non-Fused switches, side-ope 
Cat # Description Ref #
M200E30S IEC Switch 200A 3p R side op  J1043196
M250E30S IEC Switch 250A 3p R side op  L1043198
M315E30S IEC Switch 315A 3p R side op  N1043200
M400E30S IEC Switch 400A 3p R side op  Q1043202
M630E30S IEC Switch 630A 3p R side op  S1043204
M800E30S IEC Switch 800A 3p R side op  V1043206
Handles
Cat # Description Ref #
HD40 Handle direct Switch 40A L1043405
HSBX Handle selector black M1043406
HSRX Handle selector red N1043407
HB45 Handle black45mm IP65 NEMA 3R L1043911
HB45X Handle black 45mm IP65 NEMA 4X M1043912
HR45 Handle red 45mm IP65 NEMA 3R Q1043915
HR45X Handle red 45mm IP65 NEMA 4X R1043916
HD125 Handle direct Switch 125A K1043404
HD250 Handle direct Switch 250A W1043391
HD400 Handle direct Switch 400A X1043392
HD800 Handle direct Switch 800A Y1043393
HD1000 Handle direct Switch 1000A J1043403
HB65 Handle black65mm IP65 NEMA 3R W1043368
HB65S Handle black 65mm Right Side A1044361
HB65X Handle black 65mm IP65 NEMA 4X X1043369
HB80 Handle black 80mm IP65 NEMA 3R Y1043370
HB80X Handle black 80mm IP65 NEMA 4X Z1043371
HB95 Handle black 95mm IP65 NEMA 3R N1043913
HB95X Handle black 95mm IP65 NEMA 4X P1043914
HB125 Handle black125mm IP65 NEMA 3R A1043372
HB125X Handle black125mm IP65 NEMA 4X B1043373
HB145 Handle black145mm IP65 NEMA 3R C1043374
HB145S Handle black 145mm Right Side B1044362
HB145X Handle black145mm IP65 NEMA 4X D1043375
HB274 Handle black274mm IP65 NEMA 3R D1043398
HB274X Handle black274mm IP65 NEMA 4X E1043376
HB330 Handle black330mm IP65 NEMA 3R E1043399
HB330X Handle black330mm IP65 NEMA 4X F1043377
HR65 Handle red 65mm IP65 NEMA 3R G1043378
HR65X Handle red 65mm IP65 NEMA 4X H1043379
HR80 Handle red 80mm IP65 NEMA 3R F1043400
HR80X Handle red 80mm IP65 NEMA 4X J1043380
HR95 Handle red 95mm IP65 NEMA 3R S1043917
HR95X Handle red 95mm IP65 NEMA 4X T1043918
HR125 Handle red 125mm IP65 NEMA 3R K1043381
HR125X Handle red125mm IP65 NEMA 4X L1043382
HR145 Handle red 145mm IP65 NEMA 3R M1043383
HR145X Handle red 145mm IP65 NEMA 4X N1043384
HR274 Handle red 274mm IP65 NEMA 3R G1043401
HR330 Handle red 330mm IP65 NEMA 3R H1043402
HSBPDM Handle Select black snap door X1044358
HSBWDM Handle Select black screw door Y1044359
HSRPDM Handle Select red snap door E1047792
HSRWDM Handle Select red screw door D1047791
M100U3 - M125E3 HB65
EP MERSEN COM 240
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LOW VOLTAGE SWITCHES
IEC Low Voltage Disconnect Switches
IEC NON-FUSIBLE DISCONNECT SWITCHES
Shafts
Cat # Description Ref #
SA85 Shaft selector handle 6x6x85mm J1043426
SA105 Shaft select  handle 6x6x105mm K1043427
SA120 Shaft select  handle 6x6x120mm L1043428
SA130 Shaft select  handle 6x6x130mm M1043429
SA180 Shaft select  handle 6x6x180mm N1043430
SA250 Shaft pistol handle 6x6x250mm R1043433
SPA130 Shaft pistol handle 6x6x130mm V1043919
SPA210 Shaft pistol handle 6x6x210mm P1043431
SPA290 Shaft pistol handle 6x6x290mm Q1043432
SPA360 Shaft pistol handle 6x6x360mm W1043920
SPA430 Shaft pistol handle 6x6x430mm X1043921
SFB185 Shaft SwitchFuse 12x12x185mm F1048897
SFB280 Shaft SwitchFuse 12x12x280mm F1043423
SFB325 Shaft SwitchFuse 12x12x325mm G1043424
SFB395 Shaft SwitchFuse 12x12x395mm H1043425
Terminal Shrouds
Cat # Description Ref #
TS40-1 Term shrd 40A switch 1p S B1043442
TS40-3 Term shrd 40A switch 3p L C1043443
TS63-1 Term shrd 63A switch 1p S D1043444
TS63-3 Term shrd 63A switch 3p L E1043445
TS125-1 Term shrd 125A switch 1p S F1043446
TS125-3 Term shrd 25A switch 3p L G1043447
TS250-13 Term shrd 250A switch 1p L /3 P1043454
TS250-14 Term shrd 250A switch 1p L /4 A1043464
TS400-13 Term shrd 400A switch 1p L /3 Q1043455
TS400-14 Term shrd 400A switch 1p L /4 B1043465
TS800-13 Term shrd 800A switch 1p L /3 R1043456
TS800-14 Term shrd 800A switch 1p L /4 C1043466
TS1600-13 Term shrd 1600A switch 1p L /3 S1043457
TS1600-14 Term shrd 1600A switch1p L /4 D1043467
TS2500-13 Term shrd 2500A switch1p L /3 T1043458
TS2500-14 Term shrd 2500A switch1p L /4 E1043468
TS250S-13 KIT 3 Term shrd M250 1p S P1048905
TS250S-14 KIT 4 Term shrd M250 1p S Q1048906
TS400S-13 KIT 3 Term shrd M400 1p S R1048907
TS400S-14 KIT 4 Term shrd M400 1p S S1048908
TS800S-13 KIT 3 Term shrd M800 1p S T1048909
TS800S-14 KIT 4 Term shrd M800 1p S V1048910
Other Accessories
Cat # Description Ref #
OA1G01 Auxiliary Contact NC Right N1043476
OA1G10 Auxiliary Contact NO left P1043477
OA2G11 Aux  Contact NO+NC Switch 125A Q1043478
4P60 Fourth pole for M60 NF switches T1043481
4P80 Fourth pole for M80 NF switches V1043482
4P125 Fourth pole for M125 switches W1043483
NP40 Neutral pole for M40 NF switches X1043484
NP80 Neutral pole for M80 NF switches Y1043485
NP125 Neutral pole for M125 switches Z1043486
OA1G01 Auxiliary Contact NO Right N1043476
OA1G10 Auxiliary Contact NC left P1043477
OA2G11 Aux  Contact NO+NC Switch 125A Q1043478
OA3G01 Aux Contact NC Switch160-2500A R1043479
OA4B1C Aux Contact 1+1 SF 40A K1043473
OSZ4 Mounting plate OA1G10/OA3G01 L1043474
OEA28 Module for SF aux  contacts M1043475
4P125 Fourth pole for M125 NF switches W1043483
4P250 Fourth pole for M250 NF switches A1043487
4P400 Fourth pole for M400 NF switches B1043488
4P800 Fourth pole for M800 NF switches C1043489
4P1250 Fourth pole for M1250 NF switches D1043490
4P1600 Fourth pole for M1600 NF switches E1043491
4P2500 Fourth pole for M2500 NF switches F1043492
EP MERSEN COM 241
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LV-SWITCHES
LOW VOLTAGE SWITCHES
IEC-  DC Switches
PV-  DISCONNECT SWITCHES
MD100E11 MD100E22 MD400E11 MD400E22
Ampere Rating 100 160 200 250 315 400 500
2-pole Configuration MD100E11 MD160E11 MD200E11 MD250E11 MD315E11 MD400E11 MD500E11
2x2-pole Configuration MD100E22 MD160E22 MD200E22 MD250E22 MD315E22 MD400E22 MD500E22
3-pole Configuration MD315EV33 MD400EV33 MD500EV33
Direct Front Operation
HDD250 HDD250 HDD250 HDD250 HDD400 HDD400 HDD400
External Pistol Style
NEMA Type 1, 3R, 12 HB65 HB65 HB65 HB65 HB125 HB125 HB125
NEMA Type 4, 4X HB65X HP65X HB65X HB65X HB125X HB125X HB125X
B=Black  Substitute ‘R’ for ‘B’ if a red handle is desired  Ex  HR65
Shafts
SPA__ SPA__ SPA__ SPA__ SFB__ SFB__ SFB__
SPA Lengths: 130, 210, 290, 360, 430 Ex  SPA130  SFB Lengths: 280, 325, 395 Ex  SFB280
Terminal Shrouds
Kit of 4 Terminal Shrouds TS250-14 TS250-14 TS250-14 TS250-14
1 Terminal Shroud TDS400 TDS400 TDS400
A shorter version is available for DC switches up to 250A, 4 pieces per package: TS250S-14
Auxiliary Contacts
NO Right side mounting OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10 OA1G10
NC left side mounting OA3G01 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01 OA3G01
Module for SF aux  contacts OEA28 OEA28 OEA28 OEA28 OEA28 OEA28 OEA28
Short Circuit Link
JUMP250 JUMP250 JUMP250 JUMP250 JUMP500 JUMP500 JUMP500
Terminal Shroud for Short Circuit Link
JC250 JC250 JC250 JC250 JC500 JC500 JC500
Switch Body
Handles and Shafts
Accessories
OA1G01
OA1G10
OEA28
JUMP250
JUMP500
JC250
JC500
TS250S
TS250
TDS400
HDD250
HB65
EP MERSEN COM 242
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LOW VOLTAGE SWITCHES
UL98B Listed DC Switches
PV-  DISCONNECT SWITCHES
MD100U11 MD100U22 MD400U11 MD400U22
Ampere Rating 100 200 250 320 400
2-pole Configuration MD100U11 MD200U11 MD250U11 MD320U11 MD400U11
2x2-pole Configuration MD100U22 MD180U22 MD180U22 MD320U22 MD400U22
Direct Front Operation
HDD250 HDD250 HDD250 HDD400 HDD400
External Pistol Style
NEMA Type 1, 3R, 12 HB65 HB80 HB125 HB125 HB125
NEMA Type 4, 4X HB65X HP80X HB125X HB125X HB125X
B=Black  Substitute ‘R’ for ‘B’ if a red handle is desired  Ex  HR65
Shafts
SPA__ SPA__ SFB__ SFB__ SFB__
SPA Lengths: 130, 210, 290, 360, 430 Ex  SPA130  SFB Lengths: 280, 325, 395 Ex  SFB280
Auxiliary Contacts
NO Right side mounting OA1G10 OA1G10 OA1G10 OA1G10 OA1G10
NC left side mounting OA3G01 OA3G01 OA3G01 OA3G01 OA3G01
Module for SF aux  contacts OEA28 OEA28 OEA28 OEA28 OEA28
Terminal Shroud for Short Circuit Link
JC250 JC250 JC500 JC500 JC500
Switch Body
Handles and Shafts
Accessories
OA1G01
OA1G10
OEA28
JC250
JC500
HDD250
HB65
EP MERSEN COM 243
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
LV-SWITCHES
LOW VOLTAGE SWITCHES
PV-  DISCONNECT SWITCHES
IEC DC-  Non-Fused switches
Cat # Description Ref #
MD100E11 DC Switch 100A IEC 1000V 2p G1043217
MD160E11 DC Switch 160A IEC 1000V 2p H1043218
MD200E11 DC Switch 200A IEC 1000V 2p J1043219
MD250E11 DC Switch 250A IEC 1000V 2p K1043220
MD100E22 DC Switch 100A IEC 2x1000V 4p L1043221
MD160E22 DC Switch 160A IEC 2x1000V 4p M1043222
MD200E22 DC Switch 200A IEC 2x1000V 4p N1043223
MD250E22 DC Switch 250A IEC 2x1000V 4p P1043224
MD315E11 DC Switch 315A IEC 1000V 2p Q1043225
MD400E11 DC Switch 400A IEC 1000V 2p R1043226
MD500E11 DC Switch 500A IEC 1000V 2p S1043227
MD315E22 DC Switch 315A IEC 2x1000V 4p T1043228
MD400E22 DC Switch 400A IEC 2x1000V 4p V1043229
MD500E22 DC Switch 500A IEC 2x1000V 4p W1043230
MD315EV12 DC Switch 315A IEC 1500V 3p C1050918
MD400EV12 DC Switch 400A IEC 1500V 3p D1050919
MD500EV12 DC Switch 500A IEC 1500V 3p E1050920
MD315EV33 DC Switch 315A IEC 2x1500V 6p F1050921
MD400EV33 DC Switch 400A IEC 2x1500V 6p G1050922
MD500EV33 DC Switch 500A IEC 2x1500V 6p J1050924
UL 98B DC-  Non-Fused switches
Cat # Description Ref #
MD100U11 DC Switch 100A UL 2p X1043231
MD180U22 DC Switch 180A UL 4p Y1043232
MD200U11 DC Switch 200A UL 2p Z1043233
MD250U11 DC Switch 250A UL 2p A1043234
MD250U22 DC Switch 250A UL 4p B1043235
MD320U11 DC Switch 320A UL 2p C1043236
MD320U22 DC Switch 320A UL 4p D1043237
MD400U11 DC Switch 400A UL 2p E1043238
MD400U22 DC Switch 400A UL 4p F1043239
Handles
Cat # Description Ref #
HB65 Handle black65mm IP65 NEMA 3R W1043368
HB65X Handle black 65mm IP65 NEMA 4X X1043369
HB95 Handle black 95mm IP65 NEMA 3R N1043913
HB95X Handle black 95mm IP65 NEMA 4X P1043914
HB125 Handle black 125mm IP65 NEMA 3R A1043372
HB125X Handle black 125mm IP65 NEMA 4X B1043373
HB145 Handle black145mm IP65 NEMA 3R C1043374
HDD250 Handle direct MD100-250 G1047794
HDD400 Handle direct MD315-500 H1047795
HR65 Handle red 65mm IP65 NEMA 3R G1043378
HR65X Handle red 65mm IP65 NEMA 4X H1043379
HR95 Handle red 95mm IP65 NEMA 3R S1043917
HR95X Handle red 95mm IP65 NEMA 4X T1043918
HR125 Handle red 125mm IP65 NEMA 3R K1043381
HR125X Handle red125mm IP65 NEMA 4X L1043382
HR145 Handle red 145mm IP65 NEMA 3R M1043383
Shafts
Cat # Description Ref #
SFB280 Shaft SwitchFuse 12x12x280mm F1043423
SFB325 Shaft SwitchFuse 12x12x325mm G1043424
SFB395 Shaft SwitchFuse 12x12x395mm H1043425
SPA130 Shaft pistol handle 6x6x130mm V1043919
SPA210 Shaft pistol handle 6x6x210mm P1043431
SPA290 Shaft pistol handle 6x6x290mm Q1043432
SPA360 Shaft pistol handle 6x6x360mm W1043920
SPA430 Shaft pistol handle 6x6x430mm X1043921
Terminal Shrouds
Cat # Description Ref #
TS250-14 Term shrd 250A switch 1p L/4 A1043464
TDS400 Term shrd MD250-500 1p L/1 A1045534
Jumpers
Cat # Description Ref #
JUMP250 Jumper bar for 250A DC switch  F1043469
JUMP500 Jumper bar for 500A DC switch  G1043470
JC250 Jumper cover for JUMP250 H1043471
JC500 Jumper cover for JUMP500 J1043472
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 245
HV-SYSTEM
CONTENTS
DIN HV BACK-UP FUSES FOR TRANSFORMERS 246 - 254
Limitor®- P Back-up Fuses                                                                                                                         246
Limitor®- PT Back-up Fuses                                                                                                                       249
Limitor®- PTD Back-up Fuses                                                                                                                   250
Limitor®- PTS Back-up Fuses                                                                                                                     251
Limitor®- PD Back-up Fuses                                                                                                                       252
NF/UTE HV BACK-UP FUSES FOR TRANSFORMERS 255 - 256
Limitor® - NF/UTE Back-up Fuses                                                                                                           255
IEC HV FUSES FOR POTENTIAL TRANSFORMERS 257
Potential Transformer fuses                                                                                                                       257
DIN HV BACK-UP FUSES FOR MOTORS 258 - 259
Limitor® - aSJB/D Back-up Fuses                                                                                                           258
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 246
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Limitor®- P Back-up Fuses
without Controlled  
DIN HV BACK-UP FUSES FOR TRANSFORMERS
Limitor- P,   3 / 7,2 kV
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking current
I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm, length 192mm
45DB72V2P N1000098 2 A 0 6 kA2s 63 kA 15 A 290 m? 1 8 W 1 1 2 kg
45DB72V4P P1000099 4 A 0 8 kA2s 63 kA 20 A 270 m? 5 W 1 1 2 kg
?65mm, length 192mm
45DB72V63P B209301 63 A 41 2 kA2s 63 kA 220 A 8 75 m? 60 W 1 1 5 kg
45DB72V80P C209302 80 A 84 kA2s 63 kA 300 A 6 25 m? 85 W 1 1 5 kg
45DB72V100P D209303 100 A 93 6 kA2s 63 kA 350 A 5 m? 96 W 1 1 5 kg
?88mm, length 192mm
45DB72V160P R1000101 160 A 500 kA2s 63 kA 435 A 3 m? 75 W 1 2 6 kg
45DB72V200P S1000102 200 A 654 kA2s 63 kA 610 A 2 5 m? 200 W 1 2 9 kg
45DB72V2P
Limitor- P,   6 /12 kV
 
 
 
 
 
 
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3
= Imin
Cold resistance
R20 (+/-10%)
Power
dissipation
 
 
?56mm, length 292mm
45DB120V1P T1000103 1 A 0 2 kA2s 63 kA 14 A 1500 m? 1 6 W 1 1 7 kg
45DB120V2P V1000104 2 A 0 4 kA2s 63 kA 16 A 510 m? 2 W 1 1 7 kg
45DB120V4P W1000105 4 A 0 7 kA2s 63 kA 22 A 338 m? 6 W 1 1 7 kg
45DB120V6,3P F209305 6 3 A 1 kA2s 63 kA 30 A 190 m? 8 W 1 1 7 kg
45DB120V10P G209306 10 A 1 5 kA2s 63 kA 42 A 139 m? 16 W 1 1 7 kg
45DB120V16P H209307 16 A 2 kA2s 63 kA 54 A 107 m? 38 W 1 1 7 kg
45DB120V20P J209308 20 A 4 kA2s 63 kA 73 A 71 m? 38 W 1 1 7 kg
45DB120V25P K209309 25 A 6 kA2s 63 kA 93 A 52 m? 46 W 1 1 7 kg
45DB120V32P L209310 31 5 A 10 kA2s 63 kA 105 A 43 m? 65 W 1 1 7 kg
45DB120V40P M209311 40 A 30 kA2s 63 kA 125 A 22 5 m? 54 W 1 1 7 kg
45DB120V50P N209312 50 A 50 kA2s 63 kA 160 A 18 m? 70 W 1 1 7 kg
45DB120V63P P209313 63 A 100 kA2s 63 kA 230 A 12 m? 85 W 1 1 7 kg
?65mm, length 292mm
45DB120V80P Q209314 80 A 150 kA2s 63 kA 350 A 10 6 m? 114 W 1 2 1 kg
?78mm, length 292mm
45DB120V100P R209315 100 A 200 kA2s 63 kA 500 A 8 5 m? 156 W 1 3 1 kg
?88mm, length 292mm
45DB120V125P X1000106 125 A 440 kA2s 63 kA 480 A 4 m? 117 W 1 3 7 kg
45DB120V160P Y1000107 160 A 500 kA2s 63 kA 560 A 4 m? 217 W 1 3 7 kg
45DB120V200P Z1000108 200 A 654 kA2s 63 kA 610 A 3 5 m? 333 W 1 3 7 kg
45DB120V250P Y1014919 250 A - 63 kA 740 A 3 7 m? 335 W 1 3 7 kg
?63mm, length 442mm
45DB120V10P-3 G1006095 10 A 1 5 kA2s 31 5 kA 45 A 133 6 m? 15 W 1 2 3 kg
45DB120V40P-3 L1006099 40 A 12 kA2s 31 5 kA 160 A 27 m? 57 W 1 2 3 kg
45DB120V63P-3 N1006101 63 A 42 kA2s 31 5 kA 252 A 14 2 m? 78 W 1 2 3 kg
?88mm, length 442mm
45DB120V80P-3 P1006102 80 A 120 kA2s 31 5 kA 320 A 9 4 m? 83 W 1 2 3 kg
45DB120V100P-3 Q1006103 100 A 220 kA2s 31 5 kA 400 A 6 55 m? 91 W 1 3 2 kg
45DB120V125P-3 R1006104 125 A 450 kA2s 31 5 kA 500 A 5 46 m? 130 W 1 4 2 kg
45DB120V160P-3 S1006105 160 A 530 kA2s 31 5 kA 640 A 4 07 m? 170 W 1 4 2 kg
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 247
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HV-SYSTEM
Limitor®- P Back-up Fuses
without Controlled  
DIN HV BACK-UP FUSES FOR TRANSFORMERS
Limitor- P,   10 / 17,5
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm, length 367mm
45DB175V6,3P V1000564 6 3 A 1 kA2s 63 kA 30 A 245 m? 11 W 1 2 2 kg
45DB175V10P W1000565 10 A 1 5 kA2s 63 kA 43 A 180 m? 22 W 1 2 2 kg
45DB175V16P X1000566 16 A 2 kA2s 63 kA 54 A 150 m? 53 W 1 2 2 kg
45DB175V20P Y1000567 20 A 4 kA2s 63 kA 73 A 102 m? 56 W 1 2 2 kg
45DB175V25P Z1000568 25 A 6 kA2s 63 kA 93 A 78 m? 73 W 1 2 2 kg
45DB175V32P A1000569 31 5 A 10 kA2s 63 kA 105 A 59 m? 95 W 1 2 2 kg
45DB175V40P B1000570 40 A 30 kA2s 63 kA 125 A 33 8 m? 79 W 1 2 2 kg
45DB175V50P C1000571 50 A 50 kA2s 63 kA 205 A 26 m? 106 W 1 2 2 kg
45DB175V63P D1000572 63 A 100 kA2s 63 kA 280 A 18 4 m? 130 W 1 2 2 kg
?65mm, length 367mm
45DB175V80P E1000573 80 A 150 kA2s 63 kA 350 A 15 m? 180 W 1 2 6 kg
?78mm, length 367mm
45DB175V100P F1000574 100 A 200 kA2s 63 kA 500 A 13 m? 280 W 1 3 1 kg
45DB175V6,3P
Limitor- P,   10 / 24 kV
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity
I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm, length 442mm
45DB240V1P A1000109 1 A 0 2 kA2s 63 kA 14 A 2170 m? 2 2 W 1 2 3 kg
45DB240V2P B1000110 2 A 0 4 kA2s 63 kA 16 A 800 m? 3 4 W 1 2 3 kg
45DB240V4P C1000111 4 A 0 7 kA2s 63 kA 23 A 545 m? 10 W 1 2 3 kg
45DB240V6,3P S209339 6 3 A 1 kA2s 63 kA 30 A 297 m? 13 W 1 2 3 kg
45DB240V10P T209340 10 A 1 5 kA2s 63 kA 43 A 220 m? 26 W 1 2 3 kg
45DB240V16P V209341 16 A 2 kA2s 63 kA 60 A 197 m? 73 W 1 2 3 kg
45DB240V20P W209342 20 A 4 kA2s 63 kA 76 A 132 m? 76 W 1 2 3 kg
45DB240V25P X209343 25 A 6 kA2s 63 kA 93 A 96 m? 89 W 1 2 3 kg
45DB240V32P Y209344 31 5 A 10 kA2s 63 kA 105 A 78 m? 127 W 1 2 3 kg
45DB240V40P Z209345 40 A 30 kA2s 63 kA 130 A 45 m? 114 W 1 2 3 kg
45DB240V50P A209346 50 A 50 kA2s 63 kA 205 A 35 m? 147 W 1 2 3 kg
45DB240V63P B209347 63 A 100 kA2s 63 kA 280 A 24 m? 170 W 1 2 3 kg
?65mm, length 442mm
45DB240V80P C209348 80 A 150 kA2s 63 kA 360 A 20 m? 233 W 1 3 1 kg
?78mm, length 442mm
45DB240V100P D209349 100 A 200 kA2s 63 kA 430 A 18 m? 400 W 1 4 2 kg
?88mm, length 442mm
45DB240V125P D1000112 125 A 350 kA2s 40 kA 760 A 11 7 m? 340 W 1 4 3 kg
45DB240V160P E1000113 160 A 500 kA2s 31 5 kA 900 A 9 45 m? 515 W 1 4 3 kg
45DB240V200P F1000114 200 A 730 kA2s 31 5 kA 1050 A 7 m? 740 W 1 4 3 kg
?88mm, length 537mm
45DB240V80P-4 B1008551 80 A 120 kA2s 25 kA 360 A 17 5 m? 185 W 1 6 7 kg
45DB240V100P-4 C1008552 100 A 220 kA2s 25 kA 450 A 13 1 m? 234 W 1 6 7 kg
45DB240V125P
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 248
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Limitor®- PT Back-up Fuses
with Controlled  
Limitor®- P Back-up Fuses
without Controlled  
DIN HV BACK-UP FUSES FOR TRANSFORMERS
Limitor- PT,   6 / 12 kV
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity
I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm, length 292mm
45DB120V1PT L1000119 1 A 0 09 kA2s 63 kA 14 A 1500 m? 1 6 W 1 1 6 kg
45DB120V2PT M1000120 2 A 0 28 kA2s 63 kA 16 A 510 m? 2 W 1 1 6 kg
45DB120V4PT N1000121 4 A 0 5 kA2s 63 kA 22 A 338 m? 6 W 1 1 6 kg
45DB120V6,3PT P1000122 6 3 A 0 6 kA2s 63 kA 30 A 190 m? 8 W 1 1 6 kg
45DB120V10PT Q1000123 10 A 1 15 kA2s 63 kA 42 A 139 m? 16 W 1 1 6 kg
45DB120V16PT R1000124 16 A 1 29 kA2s 63 kA 54 A 107 m? 38 W 1 1 6 kg
45DB120V20PT S1000125 20 A 3 2 kA2s 63 kA 73 A 71 m? 38 W 1 1 6 kg
45DB120V25PT T1000126 25 A 5 2 kA2s 63 kA 93 A 52 m? 46 W 1 1 6 kg
45DB120V32PT V1000127 31 5 A 7 2 kA2s 63 kA 105 A 43 m? 65 W 1 1 6 kg
45DB120V40PT W1000128 40 A 23 3 kA2s 63 kA 125 A 23 m? 54 W 1 1 6 kg
45DB120V50PT X1000129 50 A 34 9 kA2s 63 kA 160 A 18 m? 70 W 1 1 6 kg
45DB120V63PT Y1000130 63 A 58 3 kA2s 63 kA 230 A 12 m? 85 W 1 1 6 kg
?65mm, length 292mm
45DB120V80PT Z1000131 80 A 90 kA2s 63 kA 350 A 10 6 m? 114 W 1 2 2 kg
?78mm, length 292mm
45DB120V100PT A1000132 100 A 140 kA2s 63 kA 500 A 8 5 m? 156 W 1 2 2 kg
?88mm, length 292mm
45DB120V125PT B1000133 125 A 440 kA2s 63 kA 480 A 4 m? 117 W 1 3 8 kg
45DB120V160PT C1000134 160 A 500 kA2s 63 kA 560 A 4 3 m? 217 W 1 3 8 kg
45DB120V200PT D1000135 200 A 654 kA2s 63 kA 610 A 3 8 m? 333 W 1 3 8 kg
45DB120V1PT
45DB120V125PT
 
Limitor-P,   20 / 36kV
 
 
 
 
 
 
Pre-arcing
I2t
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3
= Imin
Cold resistance
R20
(+/-10%)
Power
dissipation
 
 
?56mm, length 537mm
45DB360V2P G1000115 2 A - 0 6 kA2s 31 5 kA 15 A 950 m? 9 W 1 2 7 kg
45DB360V4P H1000116 4 A - 0 8 kA2s 31 5 kA 20 A 900 m? 32 W 1 2 7 kg
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 249
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HV-SYSTEM
Limitor®- PT Back-up Fuses
with Controlled  
DIN HV BACK-UP FUSES FOR TRANSFORMERS
Limitor- PT,   10 / 24 kV
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm, length 442mm
45DB240V1PT E1000136 1 A 0 09 kA2s 63 kA 14 A 2100 m? 2 W 1 2 3 kg
45DB240V2PT F1000137 2 A 0 34 kA2s 63 kA 16 A 800 m? 3 W 1 2 3 kg
45DB240V4PT G1000138 4 A 0 45 kA2s 63 kA 23 A 550 m? 10 W 1 2 3 kg
45DB240V6,3PT H1000139 6 3 A 0 53 kA2s 63 kA 30 A 300 m? 13 W 1 2 3 kg
45DB240V10PT J1000140 10 A 0 94 kA2s 63 kA 43 A 220 m? 26 W 1 2 3 kg
45DB240V16PT K1000141 16 A 1 4 kA2s 63 kA 60 A 197 m? 73 W 1 2 3 kg
45DB240V20PT L1000142 20 A 3 1 kA2s 63 kA 76 A 134 m? 76 W 1 2 3 kg
45DB240V25PT M1000143 25 A 4 5 kA2s 63 kA 93 A 96 m? 89 W 1 2 3 kg
45DB240V32PT N1000144 31 5 A 5 9 kA2s 63 kA 105 A 79 m? 127 W 1 2 3 kg
45DB240V40PT P1000145 40 A 18 8 kA2s 63 kA 130 A 45 m? 114 W 1 2 3 kg
45DB240V50PT Q1000146 50 A 33 5 kA2s 63 kA 205 A 35 m? 147 W 1 2 3 kg
45DB240V63PT R1000147 63 A 46 4 kA2s 63 kA 280 A 25 m? 163 W 1 2 3 kg
?65mm, length 442mm
45DB240V80PT S1000148 80 A 84 kA2s 63 kA 360 A 20 5 m? 233 W 1 3 1 kg
?78mm, length 442mm
45DB240V100PT T1000149 100 A 93 6 kA2s 63 kA 430 A 18 m? 400 W 1 3 6 kg
?88mm, length 442mm
45DB240V125PT V1000150 125 A 350 kA2s 40 kA 760 A 11 m? 340 W 1 4 3 kg
45DB240V1PT
45DB240V125PT
 
Limitor- PT,   10 /17,5 kV
 
 
 
 
 
 
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3
= Imin
Cold resistance
R20 (+/-10%)
Power
dissipation
 
 
?56mm, length 367mm
45DB175V6,3PT G1006118 6 3 A 1 kA2s 63 kA 30 A 245 m? 11 W 1 2 2 kg
45DB175V10PT H1006119 10 A 1 5 kA2s 63 kA 43 A 180 m? 22 W 1 2 2 kg
45DB175V16PT J1006120 16 A 2 kA2s 63 kA 54 A 150 m? 53 W 1 2 2 kg
45DB175V25PT K1006121 25 A 6 kA2s 63 kA 93 A 78 m? 73 W 1 2 2 kg
45DB175V32PT L1006122 31 5 A 10 kA2s 63 kA 105 A 59 m? 95 W 1 2 2 kg
45DB175V40PT M1006123 40 A 30 kA2s 63 kA 125 A 33 8 m? 79 W 1 2 2 kg
45DB175V50PT N1006124 50 A 50 kA2s 63 kA 205 A 26 m? 106 W 1 2 2 kg
45DB175V63PT P1006125 63 A 100 kA2s 63 kA 280 A 18 4 m? 135 W 1 2 2 kg
?65mm, length 367mm
45DB175V80PT Q1006126 80 A 150 kA2s 63 kA 350 A 15 m? 183 W 1 2 6 kg
?88mm, length 367mm
45DB175V100PT S1006128 100 A 200 kA2s 63 kA 500 A 13 m? 240 W 1 3 5 kg
45DB175V100PT
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 250
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Limitor®- PTD Back-up Fuses
with Controlled  , for German standard VDE 0670 T402
DIN HV BACK-UP FUSES FOR TRANSFORMERS
  6 /12 kV, length 292mm
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity
I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm
45DB120V10PTD S1000263 10 A 3 kA2s 63 kA 35 A 227 m? 29 W 1 1 7 kg
45DB120V16PTD T1000264 16 A 3 7 kA2s 63 kA 64 A 66 m? 21 W 1 1 7 kg
45DB120V20PTD V1000265 20 A 4 7 kA2s 63 kA 90 A 51 m? 25 W 1 1 7 kg
45DB120V25PTD W1000266 25 A 4 9 kA2s 63 kA 95 A 40 m? 29 W 1 1 7 kg
45DB120V32PTD X1000267 31 5 A 7 kA2s 63 kA 110 A 30 m? 39 W 1 1 7 kg
45DB120V40PTD Y1000268 40 A 14 kA2s 63 kA 134 A 20 m? 46 W 1 1 7 kg
45DB120V50PTD Z1000269 50 A 25 kA2s 63 kA 190 A 15 m? 62 W 1 1 7 kg
?65mm
45DB120V63PTD A1000270 63 A 63 kA2s 63 kA 220 A 12 m? 62 W 1 2 2 kg
45DB120V80PTD B1000271 80 A 87 kA2s 63 kA 345 A 8 7 m? 85 W 1 2 2 kg
45DB120V100PTD C1000272 100 A 140 kA2s 63 kA 500 A 8 1 m? 152 W 1 2 2 kg
?88mm
45DB120V125PTD D1000273 125 A 430 kA2s 63 kA 480 A 4 5 m? 117 W 1 3 8 kg
45DB120V160PTD E1000274 160 A 670 kA2s 63 kA 610 A 4 m? 175 W 1 3 8 kg
45DB120V10PTD
45DB120V63PTD
  20 / 36 kV, length 537mm
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity
I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm
45DB360V6,3PTD S1000286 6 3 A 0 6 kA2s 31 5 kA 23 A 889 m? 39 W 1 2 7 kg
45DB360V10PTD T1000287 10 A 2 kA2s 31 5 kA 34 A 529 m? 66 W 1 2 7 kg
45DB360V16PTD V1000288 16 A 2 35 kA2s 31 5 kA 70 A 190 m? 67 W 1 2 7 kg
45DB360V20PTD W1000289 20 A 3 9 kA2s 31 5 kA 100 A 153 m? 84 W 1 2 7 kg
45DB360V25PTD X1000290 25 A 6 5 kA2s 31 5 kA 110 A 118 m? 100 W 1 2 7 kg
?65mm
45DB360V32PTD Y1000291 31 5 A 7 kA2s 31 5 kA 135 A 82 m? 119 W 1 3 7 kg
45DB360V40PTD Z1000292 40 A 14 2 kA2s 20 kA 205 A 63 m? 176 W 1 3 7 kg
?88mm
45DB360V50PTD A1000293 50 A 40 kA2s 20 kA 220 A 41 m? 183 W 1 6 5 kg
45DB360V6,3PTD
 
  10 / 24 kV, length 442mm
 
 
 
 
 
 
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3
= Imin
Cold resistance
R20 (+/-10%)
Power
dissipation
 
 
?56mm
45DB240V6,3PTD F1000275 6 3 A 0 8 kA2s 63 kA 23 A 640 m? 31 W 1 2 4 kg
45DB240V10PTD G1000276 10 A 2 kA2s 63 kA 36 A 386 m? 48 W 1 2 4 kg
45DB240V16PTD H1000277 16 A 2 3 kA2s 63 kA 73 A 127 m? 42 W 1 2 4 kg
45DB240V20PTD J1000278 20 A 3 9 kA2s 63 kA 91 A 97 m? 53 W 1 2 4 kg
45DB240V25PTD K1000279 25 A 6 5 kA2s 63 kA 116 A 73 m? 60 W 1 2 4 kg
45DB240V32PTD L1000280 31 5 A 7 kA2s 63 kA 125 A 57 m? 84 W 1 2 4 kg
45DB240V40PTD M1000281 40 A 14 2 kA2s 63 kA 161 A 41 m? 96 W 1 2 4 kg
?65mm
45DB240V50PTD N1000282 50 A 24 2 kA2s 63 kA 230 A 35 m? 146 W 1 3 2 kg
45DB240V63PTD P1000283 63 A 46 4 kA2s 63 kA 350 A 24 m? 163 W 1 3 2 kg
45DB240V80PTD Q1000284 80 A 104 kA2s 63 kA 460 A 19 m? 196 W 1 3 2 kg
?88mm
45DB240V100PTD R1000285 100 A 140 kA2s 63 kA 420 A 14 m? 279 W 1 4 3 kg
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 251
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HV-SYSTEM
Limitor® - PTS Back-up Fuses
with Low   and Thermal Striker
DIN HV BACK-UP FUSES FOR TRANSFORMERS
  6 / 12 kV, length 292mm
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity
I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
Power
dissipation
 
 
? 56mm
45DB120V10PTS2 R1032945 10 A 3000 A2s 65 kA 35 A 227 m? 29 W 1 1 6 kg
45DB120V16PTS2 S1032946 16 A 3700 A2s 65 kA 64 A 66 m? 21 W 1 1 6 kg
45DB120V20PTS2 T1032947 20 A 4700 A2s 65 kA 90 A 51 m? 25 W 1 1 6 kg
45DB120V25PTS2 V1032948 25 A 4920 A2s 65 kA 95 A 40 m? 29 W 1 1 6 kg
45DB120V32PTS2 W1032949 31 5 A 7000 A2s 65 kA 110 A 30 m? 39 W 1 1 6 kg
45DB120V40PTS2 X1032950 40 A 14 kA2s 65 kA 134 A 20 m? 46 W 1 1 6 kg
45DB120V50PTS2 Y1032951 50 A 25 3 kA2s 65 kA 190 A 15 m? 62 W 1 1 6 kg
? 65mm
45DB120V63PTS2 M1018313 63 A 57 kA2s 80 kA 260 A 11 9 m? 58 W 1 2 1 kg
45DB120V80PTS2 N1018314 80 A 90 kA2s 80 kA 280 A 9 6 m? 82 W 1 2 1 kg
? 78mm
45DB120V100PTS2 P1018315 100 A 145 kA2s 80 kA 350 A 7 5 m? 105 W 1 3 2 kg
? 88mm
45DB120V125PTS2 Q1018316 125 A 296 A2s 80 kA 440 A 5 3 m? 110 W 1 4 2 kg
  10 / 24 kV, length 442mm
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity
I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
? 56mm
45DB240V10PTS Z1032952 10 A 2000 A2s 65 kA 36 A 386 m? 48 W 1 2 3 kg
45DB240V16PTS A1032953 16 A 2340 A2s 65 kA 73 A 127 m? 42 W 1 2 3 kg
45DB240V20PTS B1032954 20 A 3900 A2s 65 kA 91 A 97 m? 53 W 1 2 3 kg
45DB240V25PTS C1032955 25 A 6500 A2s 65 kA 113 A 73 m? 60 W 1 2 3 kg
45DB240V32PTS D1032956 31 5 A 7000 A2s 65 kA 125 A 57 m? 84 W 1 2 3 kg
45DB240V40PTS E1032957 40 A 14 2 kA2s 65 kA 161 A 41 m? 96 W 1 2 3 kg
? 65mm
45DB240V50PTS X1018322 50 A 39 kA2s 65 kA 230 A 27 4 m? 82 W 1 3 3 kg
? 78mm
45DB240V63PTS Y1018323 63 A 63 kA2s 65 kA 250 A 21 6 m? 102 W 1 5 1 kg
45DB240V80PTS Z1018324 80 A 99 kA2s 65 kA 280 A 17 3 m? 153 W 1 5 1 kg
? 88mm
45DB240V100PTS A1018325 100 A 159 kA2s 65 kA 350 A 13 6 m? 200 W 1 6 1 kg
45DB240V125PTS B1018326 125 A 290 kA2s 65 kA 440 A 10 1 m? 254 W 1 6 1 kg
  6 /12 kV, length 442mm
 
 
 
 
 
 
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3
= Imin
Cold resistance
R20
(+/-10%)
Power
dissipation
 
 
? 78mm
45DB120V100PTS3 R1018317 100 A 150 kA2s 80 kA 350 A 7 5 m? 95 W 1 5 1 kg
45DB120V125PTS3 S1018318 125 A 300 kA2s 80 kA 440 A 5 4 m? 105 W 1 5 1 kg
45DB120V160PTS3 V1018320 160 A 500 kA2s 80 kA 660 A 4 1 m? 145 W 1 5 1 kg
45DB120V100PTS3
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 252
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Limitor®- PD Back-up Fuses
without Controlled  , for German standard VDE 0670 T402
Limitor® - PTS Back-up Fuses
with Low   and Thermal Striker
DIN HV BACK-UP FUSES FOR TRANSFORMERS
  3 / 7,2 kV, length 192mm
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm
45DB72V6,3PD S209293 6 3 A 0 8 kA2s 63 kA 21 A 256 m? 11 W 1 1 2 kg
45DB72V10PD T209294 10 A 3 kA2s 63 kA 38 A 144 m? 19 W 1 1 2 kg
45DB72V16PD V209295 16 A 2 34 kA2s 63 kA 65 A 41 m? 13 W 1 1 2 kg
45DB72V20PD W209296 20 A 3 9 kA2s 63 kA 92 A 32 m? 14 5 W 1 1 2 kg
45DB72V25PD X209297 25 A 4 9 kA2s 63 kA 110 A 25 m? 20 W 1 1 2 kg
45DB72V32PD Y209298 31 5 A 7 kA2s 63 kA 123 A 19 m? 23 W 1 1 2 kg
45DB72V40PD Z209299 40 A 14 kA2s 63 kA 140 A 12 3 m? 30 W 1 1 2 kg
45DB72V50PD A209300 50 A 25 3 kA2s 63 kA 194 A 9 3 m? 35 W 1 1 2 kg
?65mm
45DB72V63PD M1000235 63 A 61 7 kA2s 63 kA 220 A 7 m? 60 W 1 1 5 kg
45DB72V80PD N1000236 80 A 87 4 kA2s 63 kA 300 A 5 2 m? 85 W 1 1 5 kg
?78mm
45DB72V100PD P1000237 100 A 180 kA2s 63 kA 440 A 4 m? 96 W 1 2 1 kg
?88mm
45DB72V125PD Q1000100 125 A 440 kA2s 63 kA 440 A 2 9 m? 75 W 1 2 6 kg
45DB72V160PD Q1000238 160 A 654 kA2s 63 kA 610 A 2 3 m? 120 W 1 2 6 kg
45DB72V125PD
 
  20 / 36 kV, length 537mm
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity
I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
? 56mm
45DB360V10PTS F1032958 10 A 2000 A2s 31 5 kA 34 A 529 m? 66 W 1 2 8 kg
45DB360V16PTS G1032959 16 A 2340 A2s 31 5 kA 66 A 190 m? 67 W 1 2 8 kg
45DB360V20PTS H1032960 20 A 3900 A2s 31 5 kA 95 A 153 m? 84 W 1 2 8 kg
45DB360V25PTS J1032961 25 A 6500 A2s 31 5 kA 110 A 118 m? 100 W 1 2 8 kg
? 65mm
45DB360V32PTS K1032962 31 5 A 7000 A2s 20 kA 135 A 82 m? 119 W 1 3 8 kg
45DB360V40PTS L1032963 40 A 14200 A2s 20 kA 200 A 63 m? 176 W 1 3 8 kg
? 88mm
45DB360V50PTS M1032964 50 A 40000 A2s 20 kA 225 A 40 m? 183 W 1 6 6 kg
45DB360V63PTS C1018327 63 A 65000 A2s 36 kA 260 A 31 9 m? 165 W 1 6 6 kg
45DB360V80PTS F1018330 80 A 112 kA2s 36 kA 350 A 24 2 m? 230 W 1 6 6 kg
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 253
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HV-SYSTEM
Limitor®- PD Back-up Fuses
without Controlled  , for German standard VDE 0670 T402
DIN HV BACK-UP FUSES FOR TRANSFORMERS
  10 / 24 kV, length 442mm
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity
I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm
45DB240V6,3PD F1000252 6 3 A 0 8 kA2s 63 kA 23 A 640 m? 32 W 1 2 4 kg
45DB240V10PD G1000253 10 A 2 kA2s 63 kA 36 A 386 m? 48 W 1 2 4 kg
45DB240V16PD H1000254 16 A 2 34 kA2s 63 kA 73 A 127 m? 43 W 1 2 4 kg
45DB240V20PD J1000255 20 A 3 9 kA2s 63 kA 91 A 97 m? 53 W 1 2 4 kg
45DB240V25PD K1000256 25 A 6 5 kA2s 63 kA 116 A 74 m? 64 W 1 2 4 kg
45DB240V32PD L1000257 31 5 A 7 kA2s 63 kA 125 A 61 m? 85 W 1 2 4 kg
45DB240V40PD M1000258 40 A 14 2 kA2s 63 kA 161 A 43 m? 103 W 1 2 4 kg
?65mm
45DB240V50PD N1000259 50 A 24 2 kA2s 63 kA 230 A 35 m? 146 W 1 3 1 kg
45DB240V63PD P1000260 63 A 46 4 kA2s 63 kA 350 A 25 m? 163 W 1 3 1 kg
45DB240V80PD Q1000261 80 A 104 kA2s 63 kA 460 A 19 m? 196 W 1 3 1 kg
?88mm
45DB240V100PD R1000262 100 A 140 kA2s 63 kA 420 A 14 m? 279 W 1 4 3 kg
45DB240V6,3PD
45DB240V80PD
  6 / 12 kV, length 292mm
 
 
 
 
 
 
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3
= Imin
Cold resistance
R20 (+/-10%)
Power
dissipation
 
 
?56mm
45DB120V6,3PD R1000239 6 3 A 0 8 kA2s 63 kA 23 A 409 m? 19 W 1 1 6 kg
45DB120V10PD S1000240 10 A 3 kA2s 63 kA 35 A 231 m? 29 W 1 1 6 kg
45DB120V16PD T1000241 16 A 3 7 kA2s 63 kA 64 A 69 m? 21 W 1 1 6 kg
45DB120V20PD V1000242 20 A 4 7 kA2s 63 kA 90 A 53 m? 25 W 1 1 6 kg
45DB120V25PD W1000243 25 A 4 92 kA2s 63 kA 95 A 41 m? 31 W 1 1 6 kg
45DB120V32PD X1000244 31 5 A 7 kA2s 63 kA 110 A 31 m? 39 W 1 1 6 kg
45DB120V40PD Y1000245 40 A 14 kA2s 63 kA 134 A 20 m? 46 W 1 1 6 kg
45DB120V50PD Z1000246 50 A 25 3 kA2s 63 kA 190 A 16 7 m? 62 W 1 1 6 kg
?65mm
45DB120V63PD A1000247 63 A 63 kA2s 63 kA 220 A 11 7 m? 60 W 1 2 2 kg
45DB120V80PD B1000248 80 A 87 kA2s 63 kA 345 A 8 7 m? 82 W 1 2 2 kg
?78mm
45DB120V100PD C1000249 100 A 180 kA2s 63 kA 400 A 6 7 m? 96 W 1 3 1 kg
?88mm
45DB120V125PD D1000250 125 A 440 kA2s 63 kA 480 A 4 9 m? 117 W 1 3 8 kg
45DB120V160PD E1000251 160 A 654 kA2s 63 kA 610 A 3 8 m? 175 W 1 3 8 kg
45DB120V50PD
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 254
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
DIN HV BACK-UP FUSES FOR TRANSFORMERS
Limitor®- PD Back-up Fuses
without Controlled  , for German standard VDE 0670 T402
  20 / 36 kV, length 537mm
 
 
 
 
 
current
In
Clearing I2t
at  
Voltage
Breaking
capacity I1
Minimum
breaking
current I3 = Imin
Cold resistance
R20 (+/-10%)
 
 
 
?56mm
45DB360V6,3PD S209362 6 3 A 0 6 kA2s 31 5 kA 23 A 827 m? 39 W 1 2 7 kg
45DB360V10PD T209363 10 A 2 kA2s 31 5 kA 34 A 520 m? 65 W 1 2 7 kg
45DB360V16PD V209364 16 A 2 34 kA2s 31 5 kA 70 A 210 m? 67 W 1 2 7 kg
45DB360V20PD W209365 20 A 3 9 kA2s 31 5 kA 100 A 165 m? 84 W 1 2 7 kg
45DB360V25PD X209366 25 A 6 5 kA2s 31 5 kA 110 A 125 m? 100 W 1 2 7 kg
?65mm
45DB360V32PD Y209367 31 5 A 7 kA2s 31 5 kA 135 A 85 m? 119 W 1 3 7 kg
45DB360V40PD Z209368 40 A 14 2 kA2s 20 kA 205 A 65 m? 176 W 1 3 7 kg
?88mm
45DB360V50PD J1000117 50 A 40 kA2s 20 kA 220 A 45 m? 183 W 1 6 5 kg
45DB360V63PD K1000118 63 A 61 7 kA2s 20 kA 360 A 35 m? 271 W 1 6 5 kg
45DB360V6,3PD
45DB360V32PD
45DB360V63PD
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 255
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HV-SYSTEM
NF/UTE HV BACK-UP FUSES FOR TRANSFORMERS
Limitor® - NF/UTE Back-up Fuses
7,2kV to 24kV - Type FR
  7 2kV, length 520mm, ? 55mm
 
 
 
 
 
 
 
 
Minimum breaking
current I3 = Imin
 
 
Operating I2t at
   
without striker
FR72V6,3 Z227584 7 2 kV 6 3 A 31 5 A 12 W 0 3 kA2s 3 2 1 kg
FR72V16 A227585 7 2 kV 16 A 80 A 26 W 1 6 kA2s 3 2 1 kg
FR72V32 B227586 7 2 kV 32 A 160 A 44 W 6 kA2s 3 2 1 kg
FR72V43 C227587 7 2 kV 43 A 215 A 61 W 12 kA2s 3 2 1 kg
FR72V63 D227588 7 2 kV 63 A 315 A 71 W 24 kA2s 3 2 1 kg
with striker
FR72V6,3P E227589 7 2 kV 6 3 A 31 5 A 12 W 0 3 kA2s 3 2 1 kg
FR72V16P F227590 7 2 kV 16 A 80 A 26 W 1 6 kA2s 3 2 1 kg
FR72V32P G227591 7 2 kV 32 A 160 A 44 W 6 kA2s 3 2 1 kg
FR72V43P H227592 7 2 kV 43 A 215 A 61 W 12 kA2s 3 2 1 kg
FR72V63P J227593 7 2 kV 63 A 315 A 71 W 24 kA2s - 2 1 kg
 
  12kV, length 520 mm, ? 55mm
 
 
 
  EDF  
 
voltage AC
(IEC)
 
 
Minimum
breaking
current I3
= Imin
 
 
Operating
I2t at  
Voltage
 
without striker
FR120V6,3 X210240 - 12 kV 6 3 A 31 5 A 25 W 0 3 kA2s 3 2 1 kg
FR120V16 Y210241 73 02 136 12 kV 16 A 80 A 53 W 1 6 kA2s 3 2 1 kg
FR120V32 Z210242 73 02 137 12 kV 32 A 160 A 89 W 6 kA2s 3 2 1 kg
FR120V43 A210243 - 12 kV 43 A 215 A 123 W 12 kA2s 3 2 1 kg
FR120V63 B210244 73 02 138 12 kV 63 A 315 A 142 W 24 kA2s 3 2 1 kg
with striker
FR120V6,3P D210246 - 12 kV 6 3 A 31 5 A 25 W 0 3 kA2s 3 2 3 kg
FR120V16P E210247 73 02 136 12 kV 16 A 80 A 53 W 1 6 kA2s 3 2 3 kg
FR120V32P F210248 73 02 137 12 kV 32 A 160 A 89 W 6 kA2s 3 2 3 kg
FR120V43P G210249 - 12 kV 43 A 215 A 123 W 12 kA2s 3 2 3 kg
FR120V63P H210250 73 02 138 12 kV 63 A 315 A 142 W 24 kA2s 3 2 3 kg
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 256
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
NF/UTE HV BACK-UP FUSES FOR TRANSFORMERS
Limitor® - NF/UTE Back-up Fuses
7,2kV to 24kV - Type FR
  24kV, length 520 mm, ? 55mm
 
 
 
 
 
voltage AC
(IEC)
 
 
Minimum breaking
current I3 = Imin
 
 
Operating
I2t at  
Voltage
 
without striker
FR240V6,3 S1047965 24 kV 6 3 A 31 5 A 25 W 0 32 kA2s 3 2 1 kg
FRECO240V10 S1045205 24 kV 10 A 50 A 25 W 1 3 kA2s 3 2 1 kg
FRECO240V16 B1043534 24 kV 16 A 80 A 35 W 4 7 kA2s 3 2 1 kg
FRECO240V20 V1045207 24 kV 20 A 100 A 43 W 7 5 kA2s 3 2 1 kg
FRECO240V25 X1045209 24 kV 25 A 125 A 46 W 10 1 kA2s 3 2 1 kg
FRECO240V31,5 L1047361 24 kV 31 5 A 157 5 A 53 W 18 8 kA2s 3 2 1 kg
FRECO240V43 H1043540 24 kV 43 A 215 A 70 W 38 kA2s 3 2 1 kg
FRECO240V50 Z1045211 24 kV 50 A 250 A 91 W 39 3 kA2s 3 2 1 kg
FRECO240V63 Y1048384 24 kV 63 A 315 A 120 W 66 5 kA2s 3 2 1 kg
with striker
FR240V6,3P T1047966 24 kV 6 3 A 31 5 A 25 W 0 32 kA2s 3 2 1 kg
FRECO240V10P T1045206 24 kV 10 A 50 A 25 W 1 3 kA2s 3 2 1 kg
FRECO240V16P G1043539 24 kV 16 A 80 A 35 W 4 7 kA2s 3 2 1 kg
FRECO240V20P W1045208 24 kV 20 A 100 A 43 W 7 5 kA2s 3 2 1 kg
FRECO240V25P Y1045210 24 kV 25 A 125 A 46 W 10 1 kA2s 3 2 1 kg
FRECO240V31,5P M1047362 24 kV 31 5 A 157 5 A 53 W 18 8 kA2s 3 2 1 kg
FRECO240V43P L1043543 24 kV 43 A 215 A 70 W 38 kA2s 3 2 1 kg
FRECO240V50P A1045212 24 kV 50 A 250 A 91 W 39 3 kA2s 3 2 1 kg
FRECO240V63P Z1048385 24 kV 63 A 315 A 120 W 66 5 kA2s 3 2 1 kg
FRECO240V63
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 257
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HV-SYSTEM
Potential Transformer fuses
IEC HV FUSES FOR POTENTIAL TRANSFORMERS
7 2 to 36kV from 2 to 6 3A
 
 
 
      Weight
TP120V6 3A127M1 E1005541 6 3 A 1 7 kg
TP120V6 3A127M2 G1005543 6 3 A 1 30 kg
TP120V6 3A127M3 N1005549 6 3 A 1 49 kg
TP120V6 3A127M4 R1005552 6 3 A 1 27 kg
TP175V2A173 Y1005535 2 A 1 3 kg
TP175V6 3A231 H1005544 6 3 A 2 2 kg
TP240V2A231 Z1005536 2 A 1 8 kg
TP240V6 3A231M1 B1005538 6 3 A 1 5 kg
TP240V6 3A231M2 F1005542 6 3 A 1 8 kg
TP240V6 3A231M3 L1005547 6 3 A 1 8 kg
TP240V6 3A231M4 M1005548 6 3 A 1 8 kg
TP240V6 3A231M5 P1005550 6 3 A 2 01 kg
TP240V6 3A325 Q1005551 6 3 A 1 8 kg
TP240VSP231 A1005537 2 A 1 8 kg
TP360V6 3A325M1 J1005269 6 3 A 2 2 kg
TP360V6 3A325M2 K1005546 6 3 A 2 2 kg
TP360V6 3A325M3 S1005553 6 3 A 2 5 kg
TP72V2A106 X1005534 2 A 1 1 kg
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 258
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Limitor® - aSJB/D Back-up Fuses
3,6kV to 12kV - with Trip Indicator
DIN HV BACK-UP FUSES FOR MOTORS
  3,6kV, length 192mm
 
 
 
 
  current
In
Minimum breaking
current I3 = Imin
 
at 0 7xIn
Operating I2t at
   
? d=50,8mm
45ASB36V32P-1 S076468 32 A 180 A 6 W 4 kA2s 3 1 9 kg
45ASB36V50P-1 T076469 50 A 260 A 9 W 9 kA2s 3 1 9 kg
45ASB36V63P-1 V076470 63 A 310 A 11 W 15 kA2s 3 1 9 kg
45ASB36V80P-1 W076471 80 A 400 A 13 W 35 kA2s 3 1 9 kg
45ASB36V100P-1 X076472 100 A 490 A 15 W 60 kA2s 3 1 9 kg
45ASB36V125P-1 Y076473 125 A 600 A 20 W 95 kA2s 3 1 9 kg
? d=67mm
45ASB36V160P-1 Z076474 160 A 800 A 27 W 160 kA2s 3 1 9 kg
45ASB36V200P-1 A076475 200 A 1000 A 32 W 340 kA2s 3 1 9 kg
? d=76mm
45ASB36V250P-1 B076476 250 A 1200 A 35 W 540 kA2s 3 2 5 kg
? d=88mm
45ASB36V315P-1 C076477 315 A 1600 A 41 W 1000 kA2s 3 3 4 kg
45ASB36V32P-1
  7,2kV, length 292mm
 
 
 
 
  current
In
Minimum breaking
current I3 = Imin
 
at 0 7xIn
Operating I2t at
   
? d=50,8mm
45ASB72V32P-2 J078162 32 A 180 A 10 W 7 kA2s 3 1 6 kg
45ASB72V50P-2 K078163 50 A 220 A 14 W 16 kA2s 3 1 6 kg
45ASB72V63P-2 L078164 63 A 300 A 18 W 26 kA2s 3 1 6 kg
45ASB72V80P-2 M078165 80 A 380 A 20 W 60 kA2s 3 1 6 kg
45ASB72V100P-2 N078166 100 A 510 A 25 W 105 kA2s 3 1 6 kg
? d=67mm
45ASB72V125P-2 P078167 125 A 700 A 29 W 195 kA2s 3 2 7 kg
45ASB72V160P-2 Q078168 160 A 840 A 37 W 340 kA2s 3 2 7 kg
? d=88mm
45ASB72V200P-2 H093709 200 A 1200 A 41 W 650 kA2s 3 4 4 kg
45ASB72V250P-2 R078169 250 A 1600 A 49 W 1100 kA2s 3 4 4 kg
45ASB72V125P-2
  3,6kV, length 292mm
 
 
 
      Minimum breaking
current I3 = Imin
 
at 0 7xIn
Operating I2t at
   
? d=50,8mm
45ASB36V100P-2 N075521 100 A 700 A 16 W 88 kA2s 3 1 6 kg
45ASB36V125P-2 P075522 125 A 830 A 20 W 160 kA2s 3 1 6 kg
45ASB36V160P-2 Q075523 160 A 1000 A 27 W 280 kA2s 3 1 6 kg
? d=67mm
45ASB36V200P-2 R075524 200 A 1250 A 33 W 370 kA2s 3 2 7 kg
45ASB36V250P-2 S075525 250 A 1750 A 37 W 720 kA2s 3 2 7 kg
? d=76mm
45ASB36V315P-2 E075582 315 A 2100 A 45 W 1200 kA2s 3 3 3 kg
45ASB36V350P-2 F075583 350 A 2400 A 47 W 1700 kA2s 3 3 3 kg
? d=88mm
45ASB36V430P-2 G075584 430 A 3300 A 51 W 3200 kA2s 3 4 3 kg
45ASB36V200P-2
45ASB36V430P-2
 
HIGH VOLTAGE FUSE SYSTEM
EP MERSEN COM 259
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
HV-SYSTEM
Limitor® - aSJB/D Back-up Fuses
3,6kV to 12kV - with Trip Indicator
DIN HV BACK-UP FUSES FOR MOTORS
  7,2kV, length 442mm
 
 
 
      Minimum breaking
current I3 = Imin
 
at 0 7xIn
Operating I2t at
   
? d=50,8mm
45ASD72V100P-3 Y085581 100 A 500 A 30 W 78 kA2s 3 2 2 kg
45ASD72V125P-3 Z085582 125 A 630 A 37 W 150 kA2s 3 2 2 kg
45ASD72V160P-3 A085583 160 A 880 A 41 W 290 kA2s 3 2 2 kg
? d=76mm
45ASD72V200P-3 Q085620 200 A 1100 A 47 W 560 kA2s 3 4 2 kg
45ASD72V250P-3 R085621 250 A 1400 A 52 W 1000 kA2s 3 4 2 kg
? d=88mm
45ASD72V315P-3 S085622 315 A 1900 A 60 W 2000 kA2s 3 6 1 kg
45ASD72V400P-3 V085624 400 A 2700 A 69 W 4100 kA2s 3 6 1 kg
45ASD72V200P-3
  12kV, length 442mm
 
 
 
 
  current
In
Minimum breaking
current I3 = Imin
 
at 0 7xIn
Operating I2t at
   
? d=50,8mm
45ASB120V32P-3 D076478 32 A 168 A 21 W 5 kA2s 3 2 2 kg
45ASB120V50P-3 E076479 50 A 244 A 31 W 12 kA2s 3 2 2 kg
45ASB120V63P-3 F076480 63 A 325 A 35 W 24 kA2s 3 2 2 kg
45ASB120V80P-3 G076481 80 A 416 A 41 W 48 kA2s 3 2 2 kg
45ASB120V100P-3 H076482 100 A 560 A 45 W 85 kA2s 3 2 2 kg
? d=67mm
45ASB120V125P-3 J076483 125 A 650 A 53 W 150 kA2s 3 3 4 kg
45ASB120V160P-3 K076484 160 A 930 A 55 W 320 kA2s 3 3 4 kg
? d=76mm
45ASB120V200P-3 L076485 200 A 1300 A 62 W 720 kA2s 3 4 2 kg
? d=88mm
45ASB120V250P-3 M076486 250 A 1800 A 74 W 1280 kA2s 3 6 1 kg
45ASB120V250P-3
 
HIGH VOLTAGE FUSE SYSTEM
SURGE PROTECTION DEVICES
EP MERSEN COM 261
SURGE
PROTECTION
DIN-RAIL IEC


CONTENTS
SURGE PROTECTION DEVICES
EP MERSEN COM 262
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Surge-Trap® Monobloc STMT1 Series - 50kA
DIN-RAIL IEC TYPE 1 / CLASS I
 
1 Pole
 
 
 
  Un Uc Iimp (10/350) In (8/20) Up  
L-N (1Ph)
STMT1-50K150V-1P 83010103 120 VAC 150 V 50 kA 50 kA ≤ 2 kV
STMT1-50K275V-1P 83010100 230 VAC 275 V 50 kA 50 kA ≤ 2 kV
STMT1-50K320V-1P 83010104 277 VAC 320 V 50 kA 50 kA ≤ 2 kV
STMT1-50K440V-1P 83010107 400 VAC 440 V 50 kA 50 kA ≤ 2 5 kV
N-PE (N)
STMT1-100K-N 83010102 Neutral 255 V 100 kA 100 kA ≤ 2 kV
STMT1-50K275V-1P
SURGE PROTECTION DEVICES
EP MERSEN COM 263
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
SURGE
PROTECTION
Surge-Trap® Pluggable STPT12 Series - 12 5kA
DIN-RAIL IEC TYPE 1+2 / CLASS I+II
1 Pole
 
 
 
  Un Uc Iimp
(10/350)
Imax
(8/20) In (8/20) Up   Remote
Cartridge No
L-N N-PE
L-N (1Ph)
STPT12-12K150V-1P 83120100 120 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV No SP12-12K150V -
STPT12-12K150V-1PM 83120101 120 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV Yes SP12-12K150V -
STPT12-12K275V-1P 83120102 230 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV No SP12-12K275V -
STPT12-12K275V-1PM 83120103 230 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV Yes SP12-12K275V -
STPT12-12K320V-1P 83120104 277 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV No SP12-12K320V -
STPT12-12K320V-1PM 83120105 277 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV Yes SP12-12K320V -
STPT12-12K440V-1P 83120106 400 VAC 440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV No SP12-12K440V -
STPT12-12K440V-1PM 83120107 400 VAC 440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV Yes SP12-12K440V -
N-PE (N)
STPT12-25K-N 83120108 Neutral 255 V 25 kA 50 kA 25 kA ≤ 1 5 kV No - SP12-25K-N
STPT12-50K-N 83120110 Neutral 255 V 50 kA 50 kA 50 kA ≤ 1 5 kV No - SP12-50K-N
STPT12-12K275V-1PM
 
SURGE PROTECTION DEVICES
EP MERSEN COM 264
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Surge-Trap® Pluggable STPT12 Series - 12 5kA
DIN-RAIL IEC TYPE 1+2 / CLASS I+II
2 Poles
 
 
 
  Un Uc Iimp (10/350) Imax
(8/20)
In
(8/20) Up   Remote
Cartridge No
L-N N-PE
TT (1Ph+N)
STPT12-12K150V-2PG 83120112 120 VAC 150 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K150V SP12-25K-N
STPT12-12K150V-2PGM 83120113 120 VAC 150 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K150V SP12-25K-N
STPT12-12K275V-2PG 83120114 230 VAC 275 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 3 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K275V SP12-25K-N
STPT12-12K275V-2PGM 83120115 230 VAC 275 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 3 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K275V SP12-25K-N
STPT12-12K320V-2PG 83120116 277 VAC 320 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 4 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K320V SP12-25K-N
STPT12-12K320V-2PGM 83120117 277 VAC 320 V 12 5 kA (L-N)
25 kA (N-PE) 50 kA 20 kA ≤ 1 4 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K320V SP12-25K-N
TNS (1Ph+N)
STPT12-12K75V-2P 83120126 60 VAC 75 V 12 5 kA 50 kA 20 kA ≤ 0 65 kV No SP12-12K75V -
STPT12-12K75V-2PM 83120127 60 VAC 75 V 12 5 kA 50 kA 20 kA ≤ 0 65 kV Yes SP12-12K75V -
STPT12-12K150V-2P 83120118 120 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV No SP12-12K150V -
STPT12-12K150V-2PM 83120119 120 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV Yes SP12-12K150V -
STPT12-12K275V-2P 83120120 230 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV No SP12-12K275V -
STPT12-12K275V-2PM 83120121 230 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV Yes SP12-12K275V -
STPT12-12K320V-2P 83120122 277 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV No SP12-12K320V -
STPT12-12K320V-2PM 83120123 277 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV Yes SP12-12K320V -
IT (1Ph+N)
TNS (1Ph+N)
STPT12-12K440V-2P 83120124
230 VAC (IT)
400 VAC
(TNS)
440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV No SP12-12K440V -
STPT12-12K440V-2PM 83120125
230 VAC (IT)
400 VAC
(TNS)
440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV Yes SP12-12K440V -
STPT12-12K275V-2PGM
 
SURGE PROTECTION DEVICES
EP MERSEN COM 265
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
SURGE
PROTECTION
Surge-Trap® Pluggable STPT12 Series - 12 5kA
DIN-RAIL IEC TYPE 1+2 / CLASS I+II
3 Poles
 
 
 
  Un Uc Iimp
(10/350)
Imax
(8/20) In (8/20) Up   Remote
Cartridge No
L-N
TNC (3Ph)
STPT12-12K150V-3P 83120128 120/208 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV No SP12-12K150V
STPT12-12K150V-3PM 83120129 120/208 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV Yes SP12-12K150V
STPT12-12K275V-3P 83120130 230/400 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV No SP12-12K275V
STPT12-12K275V-3PM 83120131 230/400 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV Yes SP12-12K275V
STPT12-12K320V-3P 83120132 277/480 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV No SP12-12K320V
STPT12-12K320V-3PM 83120133 277/480 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV Yes SP12-12K320V
IT (3Ph)
TNC (3Ph)
STPT12-12K440V-3P 83120134 230/400 VAC (IT)
400/690 VAC (TNC) 440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV No SP12-12K440V
STPT12-12K440V-3PM 83120135 230/400 VAC (IT)
400/690 VAC (TNC) 440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV Yes SP12-12K440V
STPT12-12K275V-3PM
 
SURGE PROTECTION DEVICES
EP MERSEN COM 266
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Surge-Trap® Pluggable STPT12 Series - 12 5kA
DIN-RAIL IEC TYPE 1+2 / CLASS I+II
4 Poles
 
 
 
  Un Uc Iimp (10/350) Imax
(8/20)
In
(8/20) Up   Remote
Cartridge No
L-N N-PE
TT (3Ph+N)
STPT12-12K150V-4PG 83120136 120/208 VAC 150 V 12 5 kA (L-N)
50 kA (N-PE) 50 kA 20 kA ≤ 1 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K150V SP12-50K-N
STPT12-12K150V-4PGM 83120137 120/208 VAC 150 V 12 5 kA (L-N)
50 kA (N-PE) 50 kA 20 kA ≤ 1 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K150V SP12-50K-N
STPT12-12K275V-4PG 83120138 230/400 VAC 275 V 12 5 kA (L-N)
50 kA (N-PE) 50 kA 20 kA ≤ 1 3 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K275V SP12-50K-N
STPT12-12K275V-4PGM 83120139 230/400 VAC 275 V 12 5 kA (L-N)
50 kA (N-PE) 50 kA 20 kA ≤ 1 3 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K275V SP12-50K-N
STPT12-12K320V-4PG 83120140 277/480 VAC 320 V 12 5 kA (L-N)
50 kA (N-PE) 50 kA 20 kA ≤ 1 4 kV (L-N)
≤ 1 5 kV (N-PE) No SP12-12K320V SP12-50K-N
STPT12-12K320V-4PGM 83120141 277/480 VAC 320 V 12 5 kA (L-N)
50 kA (N-PE) 50 kA 20 kA ≤ 1 4 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP12-12K320V SP12-50K-N
TNS (3Ph+N)
STPT12-12K150V-4P 83120142 120/208 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV No SP12-12K150V -
STPT12-12K150V-4PM 83120143 120/208 VAC 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV Yes SP12-12K150V -
STPT12-12K275V-4P 83120144 230/400 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV No SP12-12K275V -
STPT12-12K275V-4PM 83120145 230/400 VAC 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV Yes SP12-12K275V -
STPT12-12K320V-4P 83120146 277/480 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV No SP12-12K320V -
STPT12-12K320V-4PM 83120147 277/480 VAC 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV Yes SP12-12K320V -
IT (3Ph)
TNS (3Ph+N)
STPT12-12K440V-4P 83120148
230/400 VAC
(IT)
400/690 VAC
(TNS)
440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV No SP12-12K440V -
STPT12-12K440V-4PM 83120149
230/400 VAC
(IT)
400/690 VAC
(TNS)
440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV Yes SP12-12K440V -
STPT12-12K275V-4PM
 
SURGE PROTECTION DEVICES
EP MERSEN COM 267
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
SURGE
PROTECTION
Surge-Trap® Pluggable STPT12 Series - 25kA
Surge-Trap® Pluggable STPT12 Series - 12 5kA
DIN-RAIL IEC TYPE 1+2 / CLASS I+II
 
1 Pole
 
 
 
  Un Uc Iimp
(10/350)
Imax
(8/20) In (8/20) Up   Remote
Cartridge No
L-N N-PE
L-N (1Ph)
STPT12-25K275V-1P 83120152 230 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV No SP12-25K275V -
STPT12-25K275V-1PM 83120153 230 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV Yes SP12-25K275V -
N-PE (N)
STPT12-100K-N 83120166 Neutral 255 V 100 kA 100 kA 50 kA ≤ 1 5 kV No - SP12-100K-N
STPT12-25K275V-1PM
 
Replacement cartridges
 
 
 
  Un Uc Iimp (10/350) Imax (8/20) In (8/20) Up  
L-N
SP12-12K75V 83120000 60 75 V 12 5 kA 50 kA 20 kA ≤ 0 65 kV
SP12-12K150V 83120001 120 150 V 12 5 kA 50 kA 20 kA ≤ 1 kV
SP12-12K275V 83120002 230 275 V 12 5 kA 50 kA 20 kA ≤ 1 3 kV
SP12-12K320V 83120003 277 320 V 12 5 kA 50 kA 20 kA ≤ 1 4 kV
SP12-12K440V 83120004 400 440 V 12 5 kA 50 kA 20 kA ≤ 1 8 kV
N-PE
SP12-25K-N 83120005 Neutral 255 V 25 kA 50 kA 25 kA ≤ 1 5 kV
SP12-50K-N 83120006 Neutral 255 V 50 kA 50 kA 50 kA ≤ 1 5 kV
SP12-12K275V
SURGE PROTECTION DEVICES
EP MERSEN COM 268
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Surge-Trap® Pluggable STPT12 Series - 25kA
DIN-RAIL IEC TYPE 1+2 / CLASS I+II
3 Poles
 
 
 
  Un Uc Iimp (10/350) Imax (8/20) In (8/20) Up   Remote
Cartridge No
L-N
TNC (3Ph)
STPT12-25K275V-3P 83120158 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV No SP12-25K275V
STPT12-25K275V-3PM 83120159 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV Yes SP12-25K275V
STPT12-25K275V-3PM
4 Poles
 
 
 
  Un Uc Iimp
(10/350)
Imax
(8/20)
In
(8/20) Up   Remote
Cartridge No
L-N N-PE
TT (3Ph+N)
STPT12-25K275V-4PG 83120150 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV No SP12-25K275V SP12-100K-N
STPT12-25K275V-4PGM 83120151 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV Yes SP12-25K275V SP12-100K-N
TNS (3Ph+N)
STPT12-25K275V-4P 83120160 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV No SP12-25K275V -
STPT12-25K275V-4PM 83120161 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV Yes SP12-25K275V -
STPT12-25K275V-4PM
2 Poles
 
 
 
  Un Uc Iimp
(10/350)
Imax
(8/20)
In
(8/20) Up   Remote
Cartridge No
L-N N-PE
TT (1Ph+N)
STPT12-25K275V-2PG 83120154 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV No SP12-25K275V SP12-50K-2PN
STPT12-25K275V-2PGM 83120155 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV Yes SP12-25K275V SP12-50K-2PN
TNS (1Ph+N)
STPT12-25K275V-2P 83120156 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV No SP12-25K275V -
STPT12-25K275V-2PM 83120157 230 / 400 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV Yes SP12-25K275V -
STPT12-25K275V-2PM
 
SURGE PROTECTION DEVICES
EP MERSEN COM 269
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
SURGE
PROTECTION
Surge-Trap® Pluggable STPT12 Series - 25kA
DIN-RAIL IEC TYPE 1+2 / CLASS I+II
 
Replacement cartridges
 
 
 
  Un Uc Iimp (10/350) Imax (8/20) In (8/20) Up  
L-N (1Ph)
SP12-25K275V 83120007 230 VAC 275 V 25 kA 100 kA 25 kA ≤ 1 5 kV
N-PE (N)
SP12-50K-2PN 83120009 Neutral 255 V 50 kA 100 kA 25 kA ≤ 1 5 kV
SP12-100K-N 83120008 Neutral 255 V 100 kA 100 kA 50 kA ≤ 1 5 kV
SP12-25K275V
SURGE PROTECTION DEVICES
EP MERSEN COM 270
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Surge-Trap® Pluggable STPT2 Series - 40kA
DIN-RAIL IEC TYPE 2 / CLASS II
1 Pole
 
 
 
  Un Uc Imax (8/20) In (8/20) Up   Remote
Cartridge No
L-N N-PE
L-N (1Ph)
STPT2-40K150V-1P 83020104 120 VAC 150 V 40 kA 20 kA ≤ 1 kV No SP2-40K150V -
STPT2-40K150V-1PM 83020105 120 VAC 150 V 40 kA 20 kA ≤ 1 kV Yes SP2-40K150V -
STPT2-40K275V-1P 83020106 230 VAC 275 V 40 kA 20 kA ≤ 1 3 kV No SP2-40K275V -
STPT2-40K275V-1PM 83020107 230 VAC 275 V 40 kA 20 kA ≤ 1 3 kV Yes SP2-40K275V -