circuit breaker Compact NSXM B (25 kA at 415 VAC), 4P, 50 A rating Micrologic Vigi 4.1 trip unit, EverLink connectorsShow more characteristics >
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Main rangeCompact product nameCompact NSXm Micrologic Vigi 4.1 device short nameNSXm 50B product or component typeEarth leakage circuit breaker device applicationProtectionDistribution Complementary [In] rated current50 A poles description4P 4d neutral positionLeft control typeToggle mounting modeBy screws for plateClip-on for DIN rail network typeAC network frequency50/60 Hz breaking capacity codeB 25 kA 415 V AC [Icu] rated ultimate breaking capacity50 kA at 220...240 V AC 50/60 Hz according to IEC 60947-225 kA at 380...415 V AC 50/60 Hz according to IEC 60947-220 kA at 440 V AC 50/60 Hz according to IEC 60947-2 [Ue] rated operational voltage440 V AC 50/60 Hz according to IEC 60947-2 [Ics] rated service breaking capacity50 kA at 220...240 V AC 50/60 Hz according to IEC 60947-225 kA at 380...415 V AC 50/60 Hz according to IEC 60947-220 kA at 440 V AC 50/60 Hz according to IEC 60947-2 [Uimp] rated impulse withstand voltage8 kV according to IEC 60947-2 [Ui] rated insulation voltage500 V according to IEC 60947-2 trip unit technologyElectronic trip unit nameMicrologic 4.1 trip unit protection functionsLSoIR trip unit rating50 A at 40 °C protection typeOverload protection (long time)Earth-leakage protectionInstantaneous short-circuit protectionShort time short-circuit protection thermal memory20 minutes before and after tripping long time pick-up adjustment range0.4...1 x In [tr] long-time delay adjustment rangeAt 7.2 x Ir Tr= 5 sAt 6 x Ir Tr= 8 sAt 1.5 x Ir Tr= 200 s short-time pick-up adjustment type IsdAdjustable 9 settings [Isd] short-time pick-up adjustment range1.5...10 x Ir short-time delay adjustment typeFixed instantaneous pick-up range750 A earth-leakage sensitivity30 mA for class A100 mA for class A300 mA for class A500 mA for class A1000 mA for class A30 mA for class AC100 mA for class AC300 mA for class AC500 mA for class AC1000 mA for class AC3000 mA for class AC5000 mA for class AC [IΔn] residual earth-leakage sensitive adjustment500 mA5 A300 mA1 A30 mA100 mA3 A [Δt] residual earth-leakage time delay adjustment0 ms60 ms150 ms1000 ms500 ms suitability for isolationYes according to IEC 60947-2 utilisation categoryCategory A 9 mm pitches12 module connection pitch35 mm with spreaders27 mm without spreaders connections - terminals1 Everlink lug 2.5...70 mm² (fine stranded) conductor :copper1 Everlink lug 2.5...95 mm² (rigid or stranded) conductor :aluminium/copper tightening torque5 N.m for 2.5...10 mm²9 N.m for 16...95 mm² local signallingGreen flag for presence of auxiliary contacts number of slots1 slot(s) for auxiliary switch OF1 slot(s) for alarm switch SD1 slot(s) for voltage release MN or MX Power wire stripping length20 mm Environment quality labelsCE standardsEN/IEC 60947 product certificationsCCCEAC colourGrey (RAL 7016) IP degree of protectionIP40 (front cover) according to IEC 60529 IK degree of protectionIK07 according to IEC 62262 pollution degree3 according to IEC 60947-1 ambient air temperature for operation-25...70 °C ambient air temperature for storage-40...85 °C operating altitude5000 m with derating2000 m without derating Mechanical durability20000 cycles according to IEC 947-1 Annex K ed 5.2 for In Electrical durability10000 cycles according to IEC 947-1 Annex F ed 5.2 for In at 440 V height144 mm width108 mm depth80 mm product weight1.63 kg Offer Sustainability Sustainable offer statusGreen Premium product RoHS (date code: YYWW) REACh Product environmental profile Product end of life instructions
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User guideSizeAdd to My DocumentsCompact NSXm - Circuit Breakers, Earth-Leakage Circuit Breakers and Switch Disconnectors - User Guide (Version 01)CADSizeAdd to My DocumentsCAD files for LV426716: NSXm 16kA to 70kA Vigi 25A to 160A 4P EverLink circuit breaker (Version 1.0)Instruction sheetSizeAdd to My DocumentsEnd of Life InformationSizeAdd to My DocumentsProduct Environmental ProfileSizeAdd to My Documents
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