Schneider Electric C125N460FM
MPNC125N460FM
Active
Circuit breaker, ComPacT NS1250N, 50kA at 415VAC, 4P, fixed, manually operated, MicroLogic 6.0 control unit, 1250A
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Control type | Manually operated |
| Network type | AC |
| Protection type | L : for overload protection (long time) S : for short time short-circuit protection I : for instantaneous short-circuit protection G : for ground fault protection |
| Range of product | ComPacT NS630b...1600 new generation |
| Product or component type | Circuit breaker |
| Long-time protection delay adjustment type tr | Adjustable 9 settings |
| Short-time protection delay adjustment type tsd | Adjustable |
| Short-time protection pick-up adjustment type isd | Adjustable 9 settings |
| Ground-fault protection pick-up adjustment type ig | Adjustable 9 settings |
| Instantaneous protection pick-up adjustment type ii | Adjustable |
| Ground-fault protection time delay adjustment type tg | Adjustable |
| Long-time pick-up adjustment type ir (thermal protection) | Adjustable 9 settings |
All specifications
| Parameter | Value |
|---|---|
| Voltage | 800 V AC 50/60 Hz conforming to IEC 60947-2 |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz |
| [Uimp] rated impulse withstand voltage | 8 kV conforming to IEC 60947-2 |
| [Icw] rated short-time withstand current | 19.2 kA 1 s conforming to IEC 60947-2 |
| Breaking capacity | 85 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 40 kA Icu at 500/525 V AC 50/60 Hz conforming to IEC 60947-2 30 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 |
| Current | 1250 A at 50 °C |
| Breaking capacity code | N 50 kA 415 V AC |
| [Ics] rated service breaking capacity | 50 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 40 kA at 500/525 V AC 50/60 Hz conforming to IEC 60947-2 30 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 |
| Power losses | 44 W |
| Network frequency | 50/60 Hz |
| Poles | 4P |
| Protected poles description | 4D |
| Utilisation category | Category B |
| IK degree of protection | IK07 conforming to EN 50102 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| Mounting mode | Fixed |
| Mounting support | Backplate |
| Connection pitch | 70 mm |
| Upside connection | Front |
| Downside connection | Front |
| Pollution degree | 3 conforming to IEC 60947 |
| Relative humidity | 0...95 % |
| Operating altitude | 0...2000 m without derating 2000 m...5000 m with derating |
| Electrical shock protection class | Class II on front face |
| Depth | 147 mm |
| Width | 280 mm |
| Height | 327 mm |
| Electrical durability | 2000 cycles at 690 V In 3000 cycles at 690 V In/2 4000 cycles at 440 V In 5000 cycles at 440 V In/2 |
| Mechanical durability | 10000 cycles |
| Standards | EN/IEC 60947-2 |
| Range | ComPacT |
| Thermal memory | 20 mn |
| Trip unit name | MicroLogic 6.0 |
| Local signalling | 4 LEDs (red) for fault indication 1 LED (yellow) for overload |
| Neutral position | Left |
| Trip unit rating | 1250 A at 50 °C |
| Device application | Distribution |
| Overvoltage category | III |
| Trip unit technology | Electronic |
| Earth-leakage protection | Without |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Neutral protection setting | No protection (3D) 0.5 x Ir (3D + N/2) 1 x Ir (4D) |
| Auxiliary contact composition | 1 NO/NC |
| Trip unit protection functions | LSIG |
| Zone selective interlocking ZSI | Without |
| Ambient air temperature for storage | -50...85 °C |
| Ambient air temperature for operation | -25...70 °C |
| [Tr] Long-Time delay adjustment range | 12.5...600 s at 1.5 x Ir 0.5...24 s at 6 x Ir 0.7...16.6 s at 7.2 x Ir |
| [Tsd] Short-Time delay adjustment range | 0.1...0.4 s I²t=on 0...0.4 s I²t=off |
| [Ig] ground-fault pick-up adjustment range | 0.3...1 x In for In 0.2...1 x In for 400 A < In < 1250 A 500...1200 A for In >= 1250 A |
| [tg] ground-fault time delay adjustment range | 0.1...0.4 s I²t=on 0...0.4 s I²t=off |
| [Ir] long-time protection pick-up adjustment range | 0.4...1 x In |
| [Isd] short-time protection pick-up adjustment range | 1.5...10 x Ir |
| [Ii] instantaneous protection pick-up adjustment range | Off 2...15 x In |
MPN
C125N460FM