circuit breaker Compact NS400H - MP1 - 400 A - 3 poles 3dShow more characteristics >
Main range of productCompact NS100...630 product or component typeCircuit breaker device short nameCompact NS400DC circuit breaker nameCompact NS400DC device applicationDistribution poles description3P protected poles description3t network typeDC [In] rated current320 A 65 °C400 A 40 °C [Ui] rated insulation voltage800 V DC conforming to IEC 60947-2 [Uimp] rated impulse withstand voltage8 kV conforming to IEC 60947-2 [Ue] rated operational voltage750 V DC conforming to IEC 60947-2 breaking capacity codeDC breaking capacity100 kA Icu at 250 V DC 1P conforming to IEC 60947-2100 kA Icu at 48/125 V DC 1P conforming to IEC 60947-2100 kA Icu at 500 V DC 2P conforming to IEC 60947-2100 kA Icu at 750 V DC 3P conforming to IEC 60947-2 [Ics] rated service breaking capacityIcs 100 kA 250 V DC conforming to IEC 60947-2Ics 100 kA 48/125 V DC conforming to IEC 60947-2Ics 100 kA 500 V DC conforming to IEC 60947-2Ics 100 kA 750 V DC conforming to IEC 60947-2 utilisation categoryCategory A trip unit nameMP1 trip unit technologyMagnetic trip unit rating400 A protection typeShort-circuit protection (magnetic) pollution degree3 conforming to IEC 60947 Complementary control typeToggle mounting modeFixed mounting supportBackplate upside connectionFront downside connectionFront circuit breaker CT rating400 A mechanical durability5000 cycles electrical durability1000 cycles 250 V DC In conforming to IEC 60947-21000 cycles 500 V DC In conforming to IEC 60947-21000 cycles 750 V DC In conforming to IEC 60947-22000 cycles 250 V DC In/2 conforming to IEC 60947-22000 cycles 500 V DC In/2 conforming to IEC 60947-22000 cycles 750 V DC In/2 conforming to IEC 60947-2 connection pitch45 mm local signallingPositive contact indication magnetic tripping current800...1600 A height255 mm width140 mm depth110 mm Environment standardsIEC 60947-2 product certificationsASEFAASTAKEMALCIE IP degree of protectionIP40 conforming to IEC 60529 IK degree of protectionIK07 conforming to EN 50102 ambient air temperature for operation-25...70 °C ambient air temperature for storage-50...85 °C Contractual warranty Warranty period18 months
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