Main rangeCompact product nameCompact NSX product or component typeCircuit breaker device short nameCompact NSX250F device applicationMotor poles description3P protected poles description3t network typeAC network frequency50/60 Hz [In] rated current220 A ( 65 °C )250 A ( 40 °C ) [Ui] rated insulation voltage800 V AC 50/60 Hz [Uimp] rated impulse withstand voltage8 kV [Ue] rated operational voltage690 V AC 50/60 Hz breaking capacity codeF (36 kA) AC breaking capacity8 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-222 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-235 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-236 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-285 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-230 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-215 kA at 600 V AC 50/60 Hz conforming to UL 50835 kA at 480 V AC 50/60 Hz conforming to UL 50885 kA at 240 V AC 50/60 Hz conforming to UL 508 [Ics] rated service breaking capacityIcs 22 kA 525 V AC 50/60 Hz conforming to IEC 60947-2Ics 30 kA 500 V AC 50/60 Hz conforming to IEC 60947-2Ics 35 kA 440 V AC 50/60 Hz conforming to IEC 60947-2Ics 36 kA 380/415 V AC 50/60 Hz conforming to IEC 60947-2Ics 8 kA 660/690 V AC 50/60 Hz conforming to IEC 60947-2Ics 85 kA 220/240 V AC 50/60 Hz conforming to IEC 60947-2 suitability for isolationYes conforming to EN 60947-2Yes conforming to IEC 60947-2 utilisation categoryCategory A trip unit nameMicrologic 2.2 M trip unit technologyElectronic trip unit protection functionsLSoI trip unit rating150 A ( 65 °C ) protection typeOverload protection (long time) LShort time short-circuit protection with fixed delay SoInstantaneous short-circuit protection I pollution degree3 conforming to IEC 60664-1 Complementary control typeToggle mounting modeFixed mounting supportBackplate upside connectionFront downside connectionFront mechanical durability20000 cycles electrical durability10000 cycles 440 V In conforming to IEC 60947-210000 cycles 690 V In/2 conforming to IEC 60947-220000 cycles 440 V In/2 conforming to IEC 60947-25000 cycles 690 V In conforming to IEC 60947-2 connection pitch35 mm local signallingLED 95 % IthLED ready motor tripping class10205 complementary motor protectionPhase unbalance long time pick-up adjustment type IrAdjustable 9 settings long time pick-up adjustment range70...150 A long time delay adjustment typeFixed [tr] long-time delay adjustment range10 s 7.2 x Ir 10120 s 1.5 x Ir 520 s 7.2 x Ir 20240 s 1.5 x Ir 1026 s 6 x Ir 20480 s 1.5 x Ir 205 s 7.2 x Ir 513.5 s 6 x Ir 106.5 s 6 x Ir 5 thermal memory20 minutes before and after tripping short-time pick-up adjustment type IsdAdjustable 9 settings [Isd] short-time pick-up adjustment range5...13 x Ir short-time delay adjustment typeFixed instantaneous pick-up adjustment type IiFixed instantaneous pick-up adjustment range2250 A height161 mm width105 mm depth86 mm product weight2.4 kg Environment overvoltage categoryClass II electrical shock protection classClass II standardsEN/IEC 60947UL 508 product certificationsCCCMarineEAC IP degree of protectionIP40 conforming to IEC 60529 IK degree of protectionIK07 conforming to IEC 62262 ambient air temperature for operation-35...70 °C ambient air temperature for storage-55...85 °C Offer Sustainability Sustainable offer statusGreen Premium product RoHS (date code: YYWW) REACh Product environmental profileAvailable Product end of life instructionsAvailable Contractual warranty Warranty period18 months 18 months
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