SURGE PROTECTION DEVICES
EP MERSEN COM 276
MERSEN reserves the right to change, update or correct, without notice, any information contained in this datasheet 
Surge-Trap® Pluggable STPT23 Series - 20kA
DIN-RAIL IEC TYPE 2+3 / CLASS II+III
3 Poles
 
 
 
  Un Uc Imax
(8/20) In (8/20) Uoc Up   Remote
Cartridge No
L-N
TNC (3Ph)
STPT23-20K150V-3P 83230118 120 / 208 VAC 150 V 20 kA 10 kA 10 kV ≤ 0 8 kV No SP23-20K150V
STPT23-20K150V-3PM 83230119 120 / 208 VAC 150 V 20 kA 10 kA 10 kV ≤ 0 8 kV Yes SP23-20K150V
STPT23-20K275V-3P-LF 83230120 230 / 400 VAC 275 V 20 kA 10 kA 10 kV ≤ 1 5 kV No SP23-20K275V-LF
STPT23-20K275V-3P-LFM 83230121 230 / 400 VAC 275 V 20 kA 10 kA 10 kV ≤ 1 5 kV Yes SP23-20K275V-LF
STPT23-20K320V-3P 83230122 230 / 400 VAC
277 / 480 VAC 320 V 20 kA 10 kA 10 kV ≤ 1 4 kV No SP23-20K320V
STPT23-20K320V-3PM 83230123 230 / 400 VAC
277 / 480 VAC 320 V 20 kA 10 kA 10 kV ≤ 1 4 kV Yes SP23-20K320V
STPT23-20K320V-3PM
4 Poles
 
 
 
  Un Uc Imax
(8/20)
In
(8/20) Uoc Up   Remote
Cartridge No
L-N N-PE
TT (3Ph+N)
STPT23-20K150V-4PG 83230124 120/208 VAC 150 V 20 kA 10 kA 10 kV ≤ 0 8 kV (L-N)
≤ 1 5 kV (N-PE) No SP23-20K150V SP23-20K-N
STPT23-20K150V-4PGM 83230125 120/208 VAC 150 V 20 kA 10 kA 10 kV ≤ 0 8 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP23-20K150V SP23-20K-N
STPT23-20K275V-4PG-LF 83230126 230/400 VAC 275 V 20 kA 10 kA 10 kV ≤ 1 5 kV (L-N)
≤ 1 5 kV (N-PE) No SP23-20K275V-LF SP23-20K-N
STPT23-20K275V-4PG-LFM 83230127 230/400 VAC 275 V 20 kA 10 kA 10 kV ≤ 1 5 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP23-20K275V-LF SP23-20K-N
STPT23-20K320V-4PG 83230128 230/400 VAC
277/400 VAC 320 V 20 kA 10 kA 10 kV ≤ 1 4 kV (L-N)
≤ 1 5 kV (N-PE) No SP23-20K320V SP23-20K-N
STPT23-20K320V-4PGM 83230129 230/400 VAC
277/400 VAC 320 V 20 kA 10 kA 10 kV ≤ 1 4 kV (L-N)
≤ 1 5 kV (N-PE) Yes SP23-20K320V SP23-20K-N
TNS (3Ph+N)
STPT23-20K150V-4P 83230130 120/208 VAC 150 V 20 kA 10 kA 10 kV ≤ 0 8 kV No SP23-20K150V -
STPT23-20K150V-4PM 83230131 120/208 VAC 150 V 20 kA 10 kA 10 kV ≤ 0 8 kV Yes SP23-20K150V -
STPT23-20K275V-4P-LF 83230136 230/400 VAC 275 V 20 kA 10 kA 10 kV ≤ 1 5 kV No SP23-20K275V-LF -
STPT23-20K275V-4P-LFM 83230137 230/400 VAC 275 V 20 kA 10 kA 10 kV ≤ 1 5 kV Yes SP23-20K275V-LF -
STPT23-20K320V-4P 83230132 230/400 VAC
277/400 VAC 320 V 20 kA 10 kA 10 kV ≤ 1 4 kV No SP23-20K320V -
STPT23-20K320V-4PM 83230133 230/400 VAC
277/400 VAC 320 V 20 kA 10 kA 10 kV ≤ 1 4 kV Yes SP23-20K320V -
STPT23-20K320V-4PM