Main product nameMicrologic product or component typeControl unit range compatibilityCompact NSX400Compact NSX630 device applicationDistribution poles description3P protected poles description3t network typeAC network frequency50/60 Hz Complementary mounting modeFixed [Ue] rated operational voltage440 V AC 50/60 Hz trip unit nameMicrologic 7.3 E AL trip unit technologyElectronic trip unit protection functionsLSI local signallingAlarm residual current alarm functionEarth leakage fault trip unit rating400 A protection typeInstantaneous short-circuit protectionOverload protection (long time)Short time short-circuit protection long time pick-up adjustment type IrAdjustable 9 settings long time pick-up adjustment range0.4...1 x In long time delay adjustment typeAdjustable [tr] long-time delay adjustment range15...400 s 1.5 x Ir0.35...11 s 7.2 x Ir0.5...16 s 6 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 typeAdjustable [tsd] short-time delay pick-up0...0.4 s instantaneous pick-up adjustment type IiAdjustable instantaneous pick-up1.5...12 x In Compact NSX4004800 A Compact NSX630 zone selective interlocking ZSIWith earth-leakage measurement typeType A earth-leakage measurement & signalIntegrated [I∆n] earth-leakage pick-up adjustment range1 A10 A3 A300 mA500 mA5 A earth leakage specific modeOFF using the IΔn rotary switch earth-leakage time delay typeAdjustable [Δt] earth-leakage time delay pick-up adjustment range0 ms150 ms60 ms500 ms1 s communication of dataDemand current and powerEnergy meteringInstantaneous and demand valuesMaintenance indicatorsMaximeters/minimetersPower qualityProtection and alarm settingsTime-stamped histories and event tablesEarth leakage currentTest reports display typeLCD display type of measurementEnergy meter energy managementMeasurement energy per phase standardMeasurement active, reactive and apparent energy standardMeasurement power quality standardMeasurement electrical network standard metering typeCurrent I1, I2, I3, In, IΔnAverage voltage VavgTotal current harmonic distortion THD (I) inst, avg, avg min, avg maxTotal voltage harmonic distortion THD (U) inst, avg, avg min, avg maxFrequencyVoltage U21, U32, U13, V1, V2, V3Active power P, P1, P2, P3Reactive power Q, Q1, Q2, Q3Apparent power S, S1, S2, S3Power factor network and machine diagnosis typeTripping cause indicationTest without trip of the earth leakage measurement chainChainPre-alarms (before trip)Alarms (after trip) Environment standardsEN 60947-2IEC 60947-2NEMA AB1UL 508 product certificationsCCCCBEAC IP degree of protectionIP40 according to IEC 60529 pollution degree3 according to IEC 60947-1 ambient air temperature for operation-25...70 °C ambient air temperature for storage-40...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
Documents and DownloadsLanguage
User guideSizeAdd to My DocumentsCADSizeAdd to My Documents
No results found.Unfortunately, related FAQs are unavailable due to temporary technical issues. Please try again later.