Main range of productCompact NS100...630 product or component typeCircuit breaker device short nameCompact NS400N circuit breaker nameCompact NS400N device applicationDistribution poles description3P protected poles description3t network typeAC network frequency50/60 Hz [In] rated current370 A at 65 °C400 A at 40 °C [Ui] rated insulation voltage1250 V AC 50/60 Hz conforming to IEC 60947-2 [Uimp] rated impulse withstand voltage8 kV conforming to IEC 60947-2 [Ue] rated operational voltage1000 V AC 50/60 Hz conforming to IEC 60947-21150 V 50/60 Hz breaking capacity codeN breaking capacity10 kA Icu at 1000 V conforming to IEC 60947-2 [Ics] rated service breaking capacity10 kA at 1000 V conforming to IEC 60947-2 suitability for isolationYes conforming to IEC 60947-2 utilisation categoryCategory A trip unit nameSTR23SP trip unit technologyElectronic trip unit rating400 A protection typeShort time short-circuit protectionInstantaneous short-circuit protectionOverload protection (long time) pollution degree3 conforming to IEC 60947 Complementary control typeToggle mounting modeFixed mounting supportBackplate upside connectionFront downside connectionFront circuit breaker CT rating150 A mechanical durability15000 cycles electrical durability2000 cycles 1000 V AC 50/60 Hz In conforming to IEC 60947-24000 cycles 1000 V AC 50/60 Hz In/2 conforming to IEC 60947-2 connection pitch45 mm local signallingPositive contact indication long time pick-up adjustment type IrAdjustable 48 settings long time pick-up adjustment range0.4...1 x In long time delay adjustment typeFixed [tr] long-time delay adjustment range90…180 s 1.5 x Ir short-time pick-up adjustment type IsdAdjustable 8 settings [Isd] short-time pick-up adjustment range2...9 x Ir short-time delay adjustment typeFixed [tsd] short-time delay adjustment range0.04…0.06 s instantaneous pick-up adjustment type IiFixed instantaneous pick-up adjustment range>= 9 x In display typeLED current sensor rating range250 A150 A400 A height140 mm width480 mm depth110 mm Environment standardsIEC 60947-2 product certificationsLCIEASEFAKEMAASTA 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 Packing Units Package 1 Weight6.876 kg Package 1 Height17.000 cm Package 1 width16.000 cm Package 1 Length32.000 cm Offer Sustainability EU RoHS DirectivePro-active compliance (Product out of EU RoHS legal scope)
EU RoHS Declaration
Environmental Disclosure Contractual warranty Warranty18 months
User guideFormatSizeDateAdd to My DocumentsInstruction sheetFormatSizeDateAdd to My DocumentsEnd of Life InformationFormatSizeDateAdd to My DocumentsEU RoHS DeclarationFormatSizeDateAdd to My Documents
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