Schneider Electric Circuit breaker, ComPact NS1250N, 50kA/415VAC, Micrologic 2.0 trip unit, 1250A, fixed, 3 poles 3d

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This Compact NS1250N is a complete 3 poles fixed circuit breaker designed to optimize space and breaking capacity. It is an optimal choice for all standard and specific applications. The breaking capacity (Icu) is 50kA rms at 415VAC 50/60Hz. The operational voltage is 690VAC 50/60Hz. The circuit breaker can be manually operated with ON, OFF toggle or "push to trip" button. This product embeds an electronic Micrologic 2.0 trip unit, with 1250A rating. Micrologic 2.0 trip unit provides adjustable long time and instantaneous protections. This 3 poles version (327mm x 210mm x 147mm) comes with a variety of optional functions and accessories. It is compliant with IEC 69947-1 and IEC60947-2 international standards and marine specifications. Compact NS1250N is part of Schneider Electric EcoStruxure Power architecture.

Product Details

Net weight 14 kg
Product or Component Type circuit breaker
Control Type toggle, rotary handle
Trip Unit Protection Functions LI
Trip Unit Technology Electronic
Mechanical Durability 10000 cycles
[ue] Rated Operational Voltage 690 V AC 50/60 Hz
IK Degree Of Protection IK07 conforming to EN 50102
Network frequency 50/60 Hz
Trip Unit Rating 1250 A at 50 °C
Earth-Leakage Protection Without
Downside Connection Front
Instantaneous Pick-up Adjustment Type Li Adjustable
Long Time Delay Adjustment Type 0.4...1 x In
Long Time Pick-up Adjustment Range Adjustable 9 settings
Long Time Pick-up Adjustment Type Lr Adjustable 9 settings
Thermal Memory 20 mn
Upside Connection Front
Product Name ComPact NS
Standards EN/IEC 60947-2
Product Certifications ASEFA
Device Application Distribution
Range of Product ComPact NS630b...1600
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
Connection pitch 70 mm
Device short name Compact NS1250N
Network type AC
Pollution degree 3 conforming to IEC 60947
Protected poles description 3D
Range ComPact
Trip unit name MicroLogic 2.0
[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
Local Signalling 4 LEDs (red) for fault indication
1 LED (yellow) for overload
[ui] Rated Insulation Voltage 800 V AC 50/60 Hz conforming to IEC 60947-2
Operating altitude 0...2000 m without derating
2000 m...5000 m with derating
Height 327 mm
Depth 147 mm
width 210 mm
IP degree of protection IP40 conforming to IEC 60529
Utilisation category Category B
Suitability for isolation Yes conforming to EN/IEC 60947-2
Mounting support Backplate
[Icw] rated short-time withstand current 19.2 kA 1 s conforming to IEC 60947-2
Protection Type L : for overload protection (long time)
I : for instantaneous short-circuit protection
Brand Schneider Electric

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