WQ.MT860 (0.2S) Grid Meter

The WQ.MT860 (0.2S) energy meter is a multifunction precision meter for measurement of active energy, reactive energy in four quadrants and apparent energy. A modular designed WQ.MT860 meter offers a wide range of input/output and communication configurations. A wide voltage and current range enables simple application in the field.





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  • Measurement of active energy, reactive energy in four quadrants and apparent energy
  • Measurement of instantaneous and average values of phase voltages, currents and frequencies
  • Measurement of power factor
  • Measurement of over/under voltages and power failures
  • Harmonic analysis of voltage and current
  • Multirate energy and demand registration
  • Two load profile recorders
  • Two log-books
  • Matrix display 20 x 4
  • An optical interface
  • Reading and parameter setting in no-power state with an opto-magnetic probe
  • A communication module enables cascade connection of several meters
  • CT connection
  • Compensation of CT/VT errors and Fe-Cu losses
  • Voltage: 3 x 57,7/100 V … 3 x 240/415 V
  • Current range: 1(1,2) A, 1(2) A, 1-5(6) A, 5(6) A, 5(10) A
  • Frequency: 50 Hz or 60 Hz
  • Accuracy class: 0.2S (active energy), 2 (reactive energy – calibrated to 1% or 0.5%)
  • External supply: 50-240 V AC/DC
  • Communication interfaces: CS, RS232, RS485, PSTN, ISDN, GSM/GPRS, Ethernet