Power Quality Monitoring

▼Chapter 2Functions and technical dataOverview of product variantsDescription Type Operating voltage Item numberUniversal measuring device 50/60Hz;Current transformer: ../1/5AUMG 103 L-N: 115 ... 240 VAC 52.18.001Measurement rangeVoltage L-NVoltage L-LCurrent (CTs: x/1 and x/5A)Frequency, mains50-300 V-AC85-520 V-AC0.001...7.5A45...65 HzGeneral technical dataOperating voltage CAT III 110 ...240 V-ACScanning rate5.4 kHz per channelQuadrants 4Weight150gDimensionsB=71.5 mm, H=90 mm, T=46 mmMounting35 mm DIN railWorking temperature -10…+55 °CStorage temperature -20…+70 °CProtection class According to EN 60529 IP20Connectable conductors (U/I)Single wire, multi-wire, fine-wirePin cable lugs, ferrule0.08-2.5 mm 21.5 mm 2Measurement valuesVoltage L1, L2, L3, L1-L2, L2-L3, L1-L3 0.2% rdg + 0.02% rngCurrent L1, L2, L3, N calculated 0.2% rdg + 0.02% rngEffective, reactive and apparent power L1, L2, L3, sum Accuracy ±(0.4% rdg + 0.10% rng)Cos-phi, power factorL1, L2, L3, sumEffective/reactive energy Consumed/inductive Class 0.5S(kWh)Frequency L1, L2, L3 Accuracy ±0.1% rdgAverage valueYesMinimum/maximum valueYesOperating hour meterYesPower qualityHarmonics 1-25th harmonic order,uneven Current, voltage, L1, L2, L3 Accuracy: 0.5% rdg + 0.05% rngDistortion factor THD-U in % L1, L2, L3 Accuracy: 0.5% rdg + 0.05% rngDistortion factor THD-I in % L1, L2, L3 Accuracy: 0.5% rdg + 0.05% rngCommunicationInterfacesRS 485 Up to 115.2 kbps YesProtocolsModbus RTU/slaveYes15