Circuit breaker ComPact NSX400H, 70 kA at 415 VAC, MicroLogic 1.3 M trip unit 320 A, 3 poles 3d

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This Compact NSX400H is a complete 3P 3d fixed circuit breaker designed to optimize space and breaking capacity. It is an optimal choice for motor protection applications. The breaking capacity (Icu) is 70kA rms at 415VAC 50/60Hz. The operational voltage is 690VAC 50/60Hz. This product embeds an electronic Micrologic 1.3 M trip unit, with 320A rating. Micrologic 1.3 M trip unit provides an adjustable short time protection and a fixed instantaneous protection. This 3 poles version (140mm x 255mm x 110mm) comes with a variety of optional functions and accessories. It is compliant with international standards (IEC 60947), CCC, EAC and marine specifications. Compact NSX400H is part of Schneider Electric EcoStruxure Power architecture.

Product Details

Activity PPCCB
[ics] Rated Service Breaking Capacity 11 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2
[ui] Rated Insulation Voltage 800 V AC 50/60 Hz
[uimp] Rated Impulse Withstand Voltage 8 kV
Ambient Air Temperature for Operation -25-70 °C
Ambient Air Temperature for Storage -50-85 °C
Breaking Capacity Code H 70 kA 415 V AC
Compatibility Code NSX400
Connection Pitch 45 mm
Control Type toggle
Depth 110 mm
Device Application motor
Device Short Name NSX400H
Electrical Durability 3000 cycles at 690 V In
Height 255 mm
Ik Degree of Protection IK07 conforming to IEC 62262
Ip Degree of Protection IP40 conforming to IEC 60529
Mechanical Durability 15000 cycles
Mounting Mode fixed
Mounting Support backplate
Net Weight 6.05 kg
Network Frequency 50/60 Hz
Network Type AC
Number of Slots 6 slot(s)
Overvoltage Category class II
Product Certifications CCC
Product Name ComPact NSX
Product or Component Type circuit breaker
Protection Type I : for short-circuit protection (magnetic)
Range ComPact
Standards EN/IEC 60947
Width 140 mm
Instantaneous Pick-up Adjustment Range 4800 A
Instantaneous Pick-up Adjustment Type Ii fixed
[isd] Short-time Pick-up Adjustment Range 2880 A
Downside Connection front
Earth-leakage Protection without
Electrical Shock Protection Class class II
Local Signalling flashing LED (green) for ready to operate
Operating Altitude 0...2000 m without derating
Short-time Delay Adjustment Type fixed
Short-time Pick-up Adjustment Type Isd adjustable 9 settings
Upside Connection front
Poles Description 3P
[in] Rated Current 320 A at 65 °C
[ue] Rated Operational Voltage 690 V AC 50/60 Hz
Breaking Capacity 85 kA at 240 V AC 50/60 Hz conforming to UL 508
Pollution Degree 3 conforming to IEC 60664-1
Protected Poles Description 3t
Relative Humidity 0-95 %
Suitability For Isolation yes conforming to EN/IEC 60947-2
Trip Unit Name Micrologic 1.3 M
Trip Unit Protection Functions I
Trip Unit Rating 320-320 A at 65 °C
Trip Unit Technology electronic
Utilisation Category category A
Zone Selective Interlocking Zsi without

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