circuit breaker Compact NS250H STR22SE - 40 A - 3 poles 3dShow more characteristics
Main range of productCompact NS100...630 product or component typeCircuit breaker device short nameCompact NS250H circuit breaker nameCompact NS250H device applicationDistribution poles description3P protected poles description3t network typeDCAC network frequency50/60 Hz [In] rated current220 A at 65 °C250 A at 40 °C [Ui] rated insulation voltage750 V AC 50/60 Hz conforming to IEC 60947-2 [Uimp] rated impulse withstand voltage8 kV conforming to IEC 60947-2 [Ue] rated operational voltage690 V AC 50/60 Hz conforming to IEC 60947-2750 V DC conforming to IEC 60947-2 breaking capacity codeH breaking capacity100 kA at 240 V AC 50/60 Hz conforming to NEMA AB1 HIC35 kA at 600 V AC 50/60 Hz conforming to NEMA AB1 HIC65 kA at 480 V AC 50/60 Hz conforming to NEMA AB1 HIC10 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-235 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-250 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-265 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-270 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-285 kA at 240 V AC 50/60 Hz conforming to UL 50865 kA at 480 V AC 50/60 Hz conforming to UL 508100 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-218 kA at 600 V AC 50/60 Hz conforming to UL 508 [Ics] rated service breaking capacity10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-235 kA at 525 V AC 50/60 Hz conforming to IEC 60947-250 kA at 500 V AC 50/60 Hz conforming to IEC 60947-265 kA at 440 V AC 50/60 Hz conforming to IEC 60947-270 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2100 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 suitability for isolationYes conforming to IEC 60947-2 utilisation categoryCategory A trip unit nameSTR22SE trip unit technologyElectronic trip unit rating36 A at 70 °C38 A at 60 °C40 A at 20 °C protection typeOverload protection (long time)Short time short-circuit protectionInstantaneous short-circuit protection pollution degree3 conforming to IEC 60947 Complementary control typeToggle mounting modeFixed mounting supportBackplate upside connectionFront downside connectionFront mechanical durability20000 cycles electrical durability10000 cycles 440 V AC 50/60 Hz In conforming to IEC 60947-220000 cycles 440 V AC 50/60 Hz In/2 conforming to IEC 60947-2 connection pitch35 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 Ir3.2…5 s 7.2 x Ir5…7.5 s 6 x Ir short-time pick-up adjustment type IsdAdjustable 8 settings [Isd] short-time pick-up adjustment range2...10 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>= 11 x In display typeLED height161 mm width105 mm depth86 mm Environment standardsIEC 60947-2 product certificationsKEMALCIEASEFAASTA 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 Weight2.000 kg Package 1 Height1.110 dm Package 1 width1.380 dm Package 1 Length1.720 dm Contractual warranty Warranty18 months
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