circuit breaker Compact NS250L STR22SE - 40 A - 3 poles 3dShow more characteristics
Main range of productCompact NS100...630 product or component typeCircuit breaker device short nameCompact NS250L circuit breaker nameCompact NS250L device applicationDistribution poles description3P protected poles description3t network typeACDC 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 codeL breaking capacity130 kA at 480 V AC 50/60 Hz conforming to NEMA AB1 HIC200 kA at 240 V AC 50/60 Hz conforming to NEMA AB1 HIC50 kA at 600 V AC 50/60 Hz conforming to NEMA AB1 HIC130 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2150 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2150 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-220 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-250 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-270 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 [Ics] rated service breaking capacity130 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2150 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2150 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-250 kA at 525 V AC 50/60 Hz conforming to IEC 60947-220 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-270 kA at 500 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 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 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 certificationsASEFALCIEKEMAASTA 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 Weight1.958 kg Package 1 Height1.100 dm Package 1 width1.370 dm Package 1 Length1.710 dm Contractual warranty Warranty18 months
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