Power Quality Monitoring

▼UMG 604Measurement valuesVoltage L1, L2, L3, L4, L1-L2, L2-L3, L1-L3 Accuracy ±(0.2% rdg + 0.02% rng)Current L1, L2, L3, L4, Sum L1-L3, Sum L1-L4 Accuracy ±(0.2% rdg + 0.05% rng)K-factor L1, L2, L3, L4 YesThree-phase current components Positive/negative/zero phase sequence YesEffective, reactive and apparent power L1, L2, L3, L4, Sum L1-L3, Sum L1-L4 Accuracy ±(0.4% rdg + 0.10% rng)Cos-phi, power factor L1, L2, L3, L4, Sum L1-L3, Sum L1-L4 YesPhase angle L1, L2, L3, L4 YesEffective energy (kWh)Reactive energy (kvarh)L1, L2, L3, L4, Sum L1-L3, Sum L1-L4:- Purchased effective energy (tariff 1, tariff 2)- Supplied effective energy (tariff 1, tariff 2)L1, L2, L3, L4, Sum L1-L3, Sum L1-L4:- Inductive reactive energy (tariff 1, tariff 2)- Capacitive reactive energyClass 0.5S (…/5A),Class 1 (…/1A)Class 2Apparent energy (kVAh) L1, L2, L3, L4, Sum L1-L3, Sum L1-L4 YesCurrent/voltage wave form L1, L2, L3, L4 YesFrequency of mainsAccuracy ±0.1% rdgTemperature measurementAccuracy ±1.5% rngAverage valueYesMinimum and maximum valuesYesFeaturesMemoryClockPower qualityHarmonics, 1-40 harmonicCurrent, voltage reactive/effective power (±)L1, L2, L3, L4Accuracy ±(0.5% rdg + 0.05 rng)Distortion factor THD-U in % L1, L2, L3, L4 YesDistortion factor THD-I in % L1, L2, L3, L4 YesUnbalanceYesPositive/negative/zero systemYesTransients 50 μs YesStart-up processes 10 ms YesFault recorder functionShort-term interruptionsCommunicationInterfacesRS 232 9.6, 19.2, 38.4, 115.2 kbps YesRS 485 9.6, 19.2, 38.4, 76.8, 115.2, 921.6 kbps YesProfibus DP Plug, sub D 9-pole up to 12Mbps Yes, EP versionEthernet 10/100 Base- TX RJ-45 sockets YesProtocolsModbus RTUProfibus DP V0Modbus TCPModbus over TCPModbus GatewayHTTP Homepage (configurable) YesSMTP E-mail YesSNMPSNTP Time synchronisation YesTFTP Automatic configuration YesFTP File transfer YesDHCPBACnet / IP or MSTP128 MB+/- 1 min per monthIntegrated logic Programming language Jasic ®Operating hour meterWeekly time switch Jasic ®YesYesYesYesYes, EP versionYesYesYesYesYesYes, option30