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Schneider Electric GS2KG4

Schneider GS2KG4 125 A Breaker Accessory

MPNGS2KG4
Obsolete

GS2KG4 - 125 AMP by SQUARE D

$132.08Ref. price · indicative, final on quote
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
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Specifications

GS2KG4 key specifications
ParameterValue
Fuse typeNFC
Network typeAC DC
Type of operating handleExternal left side
Product or component typeSwitch-disconnector-fuse
Contacts type and composition4 NO
Short-circuit withstand20 kA
Voltage750 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage8 kV
Breaking capacity10000 A at 400 V (AC-23B)
[Ie] rated operational current100 A at 440 V 2 poles in series per phase DC-23A 100 A at 440 V 2 poles in series per phase DC-23B 100 A at 690 V AC-23A 100 A at 690 V AC-23B 125 A at 400 V AC-23A 125 A at 400 V AC-23B 125 A at 500 V AC-23A 125 A at 500 V AC-23B
[Icm] rated short-circuit making capacity100 kA at 400 V with protection by gG fuses
[Ith] conventional free air thermal current125 A (at 40 °C)

All specifications

GS2KG4 additional specifications
ParameterValue
Rated operational power in63 kW at 400 V 90 kW at 500 V 80 kW at 690 V
Network frequency50/60 Hz
Poles description4P
Protected poles description4t
IP degree of protectionIP20 conforming to IEC 60529 (with terminal cover)
Mounting supportPlate
Connections - terminalsPower circuit: bars20 mm² Power circuit: lugs-ring terminals35...95 mm²
Depth116 mm
Width184 mm
Height162 mm
Electrical durability1000 cycles AC-23A 1000 cycles DC-23A 200 cycles AC-23B 200 cycles DC-23B
Mechanical durability10000 cycles
StandardsIEC 60947-3
RangeTeSys
Fuse size22 x 58 mm
Fire resistance850 °C fuse cover conforming to IEC 60695-2-1 960 °C body conforming to IEC 60695-2-1
Making capacity1000 A at 400 V AC-23B
Device short nameGS2K
Tightening torquePower circuit: 12 N.m
Ambient air temperature for storage-40...80 °C
Ambient air temperature for operation-20...70 °C
MPN
GS2KG4