Main rangeVigilohm device short nameIM400 product or component typeInsulation monitoring device device applicationMarine applicationStandard environment application electrical circuit typeLarge or highly disturbed network earthing systemIT languageChineseEnglishFrenchGermanItalianPortugueseRussianSpanish Complementary network rated voltage0...480 V AC 45...440 Hz device connected to phase0...830 V AC 45...440 Hz device connected to neutral0...480 V DC resistance measurement per channelNo type of measurementNetwork insulation resistance : 10 Ohm...10 MOhmEarth leakage capacitance : 0.1...500 µF local signallingGreen indicator light : satisfactory insulation resistanceWhite indicator light : below prevention thresholdRed indicator light : wiring or internal faultYellow indicator light : insulation faultYellow flashing indicator light : communication threshold settingPre-alarm : 1 kOhm...1 MOhmAlarm : 40 Ohm...500 kOhm time delay range0...120 min for signalling circuit response time<= 4 s auxiliary supply voltage100...440 V - AC at 50/60 Hz +/- 15 %100...440 V - AC at 400 Hz +/- 15 %100...440 V - DC +/- 15 % power consumption in VA25 VA measurement voltage15 V33 V120 V measurement current0...3 mA0...375 µA0...825 µA internal impedance40 kOhm - AC at 0.1...440 Hz40 kOhm - DC test functionManualSelf test output contact2 C/O standard or fail-safe breaking capacity250 V - AC at 6 A48 V - DC at 1 A input functionInjection inhibition : 24 V AC 5 mA communication port protocolModbus communication port supportRS485 display typeDigital display mounting modeFlush-mounted mounting supportPanel mounting positionHorizontal connections - terminalsRemovable screw terminal block 0.2...2.5 mm² materialThermoplastic overvoltage categoryIII product weight0.75 kg cut-out dimensions112 x 148 mm height123 mm width159 mm depth90 mm Environment dielectric strength4000 V - AC5500 V - DC IP degree of protectionCase : IP20Front face : IP54 environmental characteristicExposure to damp heat not in service conforming to IEC 60068-2-30Exposure to damp heat in service conforming to IEC 60068-2-56Salt mist conforming to IEC 60068-2-52 operating altitude<= 3000 m pollution degree2 relative humidity0...90 % type of installationIndoor standardsIEC 60364-4-41IEC 61010-1IEC 61557-8CSA C22.2 No 14-05IEC 60364-5-51UL 508 product certificationsABSCECSAcULusDNVRMRSULEAC ambient air temperature for operation-25...55 °C ambient air temperature for storage-40...70 °C Offer Sustainability Sustainable offer statusGreen Premium product RoHS (date code: YYWW) REACh Product environmental profile Product end of life instructions
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