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Circuit Breakers and Switches, ComPacT NS new generation, Low Voltage Products and Systems, Molded Case Circuit Breakers - MCCBs
Schneider C125N420FM | Circuit breaker, ComPacT NS1250N, 50kA at 415VAC, 4P, fixed, manually operated, MicroLogic 2.0 control unit, 1250A
Schneider C125N420FM | Circuit breaker, ComPacT NS1250N, 50kA at 415VAC, 4P, fixed, manually operated, MicroLogic 2.0 control unit, 1250A
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1250A rated current supports high electrical loads efficiently.
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50kA breaking capacity offers strong protection from short circuits.
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Advanced MicroLogic 2.0 ensures precise, electronic-based safety functions.
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Four-pole isolation enhances safety by disconnecting neutral and all live phases.
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Proven Schneider quality ensures reliability in demanding industrial and commercial environments.
Description
Schneider C125N420FM | Circuit breaker, ComPacT NS1250N, 50kA at 415VAC, 4P, fixed, manually operated, MicroLogic 2.0 control unit, 1250A
Technical Specifications C125N420FM
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Brand: Schneider Electric
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Product Code: C125N420FM
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Series: ComPacT NS1250N
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Rated Current (In): 1250 Amperes
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Number of Poles: 4P (Three-phase + Neutral)
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Rated Breaking Capacity (Icu): 50kA at 415 VAC
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Rated Operational Voltage (Ue): Up to 690 V AC
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Rated Insulation Voltage (Ui): 800 V AC
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Control Unit Type: MicroLogic 2.0 (electronic trip unit)
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Mounting: Fixed version
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Operation Mode: Manual (Toggle Handle)
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Protection Functions: Overload, Short Circuit (adjustable via MicroLogic)
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Conformity Standards: IEC 60947-2
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Mechanical Life: High durability for demanding applications
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Installation Orientation: Vertical or horizontal mounting
Main Features C125N420FM
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MicroLogic 2.0 unit provides intelligent, electronic-based protection with adjustable settings.
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Compact frame for space-saving in electrical panels.
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Fixed mounting allows cost-effective installation and stable performance.
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Four-pole construction guarantees full circuit disconnection, including neutral line.
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High fault interruption rating (50kA) ensures system safety in critical applications.
Typical Applications:
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Main incoming breaker in low-voltage distribution boards.
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Commercial buildings such as malls, hospitals, and office complexes.
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Industrial motor control centers and automation panels.
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Data centers and telecom facilities where downtime is not an option.
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Heavy-duty machinery and large power equipment needing stable protection.
Additional information
| brands | Schneider Electric |
|---|
Specifications
| Range | ComPacT |
|---|---|
| Product name | ComPacT NS new generation |
| Range of product | ComPacT NS630b...1600 new generation |
| Product or component type | Circuit breaker |
| Device application | Distribution |
| Number of poles | 4P |
| Protected poles description | 4D |
| Neutral position | Left |
| [In] rated current | 1250 A at 50 °C |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz |
| Network type | AC |
| Network frequency | 50/60 Hz |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Utilisation category | Category B |
| 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 |
| Breaking capacity code | N 50 kA 415 V AC |
| Trip unit name | MicroLogic 2.0 |
| Trip unit technology | Electronic |
| Trip unit protection functions | LI |
| Control type | Manually operated |
| Mounting mode | Fixed |
| [Ui] rated insulation voltage | 800 V AC 50/60 Hz conforming to IEC 60947-2 |
|---|---|
| [Uimp] rated impulse withstand voltage | 8 kV conforming to IEC 60947-2 |
| [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 |
| [Icw] rated short-time withstand current | 19.2 kA 1 s conforming to IEC 60947-2 |
| Mechanical durability | 10000 cycles |
| 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 |
| Power losses | 44 W |
| Mounting support | Backplate |
| Upside connection | Front |
| Downside connection | Front |
| Connection pitch | 70 mm |
| Protection type | L : for overload protection (long time) I : for instantaneous short-circuit protection |
| Trip unit rating | 1250 A at 50 °C |
| Long-time pick-up adjustment type Ir (thermal protection) | Adjustable 9 settings |
| [Ir] long-time protection pick-up adjustment range | 0.4...1 x In |
| Long-time protection delay adjustment type tr | Adjustable 9 settings |
| [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 |
| Thermal memory | 20 mn |
| Instantaneous protection pick-up adjustment type Ii | Adjustable |
| [Ii] instantaneous protection pick-up adjustment range | 1.5...10 x Ir |
| Earth-leakage protection | Without |
| Neutral protection setting | No protection (3D) 0.5 x Ir (3D + N/2) 1 x Ir (4D) |
| Zone selective interlocking ZSI | Without |
| Auxiliary contact composition | 1 NO/NC |
| Local signalling | 4 LEDs (red) for fault indication 1 LED (yellow) for overload |
| Width (W) | 280 mm |
| Height (H) | 327 mm |
| Depth (D) | 147 mm |
| Net weight | 18 kg |
| Standards | EN/IEC 60947-2 |
|---|---|
| Product certifications | IECEE CB Scheme |
| Overvoltage category | III |
| Electrical shock protection class | Class II on front face |
| Pollution degree | 3 conforming to IEC 60947 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| IK degree of protection | IK07 conforming to EN 50102 |
| Ambient air temperature for operation | -25…70 °C |
| Ambient air temperature for storage | -50…85 °C |
| Relative humidity | 0…95 % |
| Operating altitude | 0...2000 m without derating 2000 m...5000 m with derating |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 29.000 cm |
| Package 1 Width | 38.000 cm |
| Package 1 Length | 59.000 cm |
| Package 1 Weight | 16.600 kg |
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