Main rangeCompact product or component typeEarth leakage circuit breaker device short nameVigiCompact NSX160B device applicationSpecial application Breaking capacity codeB 25 kA 415 V AC trip unit rating160 A at 40 °C Complementary poles description4P protected poles description3t4t3t + N/2 neutral positionLeft network typeAC network frequency50/60 Hz control typeToggle mounting modeFixed mounting supportBackplate upside connectionFront downside connectionFront [In] rated current160 A at 40 °C [Ui] rated insulation voltage500 V AC 50/60 Hz [Uimp] rated impulse withstand voltage8 kV [Ue] rated operational voltage440 V AC 50/60 Hz breaking capacity20 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-225 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-240 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 [Ics] rated service breaking capacity20 kA at 440 V AC 50/60 Hz conforming to IEC 60947-225 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-240 kA at 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 mechanical durability40000 cycles electrical durability40000 cycles 440 V In/2 conforming to IEC 60947-220000 cycles 440 V In conforming to IEC 60947-2 connection pitch35 mm instantaneous pick-up1600 A trip unit nameMicrologic 4.2 AB trip unit technologyElectronic trip unit protection functionsLSoIR protection typeL : for overload protection (long time)S : for short time short-circuit protectionI : for instantaneous short-circuit protectionR : for earth-leakage protection long time pick-up adjustment type IrAdjustable 9 settings long time pick-up adjustment range90...160 A long time delay adjustment typeFixed [tr] long-time delay adjustment range11 s at 7.2 x Ir16 s at 6 x Ir400 s at 1.5 x Ir thermal memory20 minutes before and after tripping short-time pick-up adjustment type IsdAdjustable [Isd] short-time pick-up adjustment range1.5...10 x Ir short-time delay adjustment typeFixed [tsd] short-time delay pick-up0.02 s instantaneous pick-up adjustment type IiFixed earth-leakage protection classType A earth-leakage protectionIntegrated [I∆n] residual earth-leakage sensitive adjustment30 mA100 mA300 mA500 mA1 A3 A5 A earth leakage specific modeOFF using the IΔn rotary switch earth-leakage time delay typeAdjustable [Δt] earth-leakage time delay pick-up adjustment range0 ms60 ms150 ms500 ms1 s overvoltage categoryClass II electrical shock protection classClass II local signallingLED 90 % IrLED readyLED 105 % Ir height161 mm width140 mm depth86 mm Environment standardsUL 508EN 60947-2IEC 60947-2NEMA AB1 product certificationsCBCCCEAC IP degree of protectionIP40 conforming to IEC 60529 IK degree of protectionIK07 conforming to IEC 62262 pollution degree3 conforming to IEC 60664-1 ambient air temperature for operation-25…70 °C ambient air temperature for storage-55…85 °C product weight2.6 kg
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