11.07.2015 Views

Power Quality Monitoring

Power Quality Monitoring

Power Quality Monitoring

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▼UMG 508Technical dataSupply voltagesee overview of product variantsOvervoltage class600 V CATIIIQuadrants 4Continuous MeasurementyesSampling rate, 8 channels per channel 20 kHzWeight1 kgDimensionsH=144 mm x W=144 mm x D=81 mmMounting according to IEC EN60999-1/ DIN EN50022 Frontpanel mountingWorking temperature -10…55 °CConnectable wires (U/I) one wire, more wires, fine stranded wires 0,08 - 2,5 mm²cable end sleeve1,5 mm²Protection class according to EN60529 IP 20Measuring rangeVoltage L-N, AC (without VT)Voltage L-L , AC (without VT)Current (Transformer: x/1 und x/5 A)Frequency of fundamentalGridsMeasurement in grids50…500 V AC8…870 V AC0.005...6 A40...70 HzTN, TT1ph, 2ph, 3ph, 4phup to 4 times 1phMeasured valuesVoltage L1, L2, L3, L4, L1-L2, L2-L3, L1-L3 accuracy ±0.1 %Current L1, L2, L3, L4, Sum L1-L3, Sum L1-L4 accuracy ±0.2 %K-factor L1, L2, L3, L4 yesRotating current components Positive/ Negative/ Zero Phase Sequence yesReal, apparent, reactive power L1, L2, L3, L4, Sum L1-L3, Sum L1-L4 accuracy ±0.4 %Cos-phi / phase angle L1, L2, L3, L4, Sum L1-L3, Sum L1-L4 yesPhase angle L1, L2, L3, L4 yesReal energy (kWh)Reactive energy (Karh)L1, L2, L3, L4, Sum L1-L3, Sum L1-L4:- Consumed real energy (rate 1, rate 2)- Supplied real energy (rate 1, rate 2)L1, L2, L3, L4, Sum L1-L3, Sum L1-L4:- Inductive energy (rate 1, rate 2)- Capacitive reactive energyClass 0.2S (…/5 A),Class 1 (…/1 A)Class 2Reactive energy (kVAh) L1, L2, L3, L4, Sum L1-L3, Sum L1-L4 yesWave form voltage L1, L2, L3, L4 yesFrequency of mainsaccuracy ±0.1% rdgAverage valuesyesMinimum and maximum valuesyes<strong>Power</strong> qualityHarmonics, 1st- 40thCurrent, voltage, real/reactive power (±)L1, L2, L3, L4Distortion factor THD-U in % L1, L2, L3, L4 yesDistortion factor THD-I in % L1, L2, L3, L4 yesUnbalancePositive/ Negative/ Zero Phase SequenceTransients 50 μs yesInrush-currents 10 ms yesMalfunction writerShort-term interruptionsaccuracy ±(0.5% rdg + 0.05 rng)yesyesyesyes80

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