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  • Electric energy meter / wall-mounted / with LCD display

EM720 IEC6205-22 0.2S/IEC61000-4-3A

Article: 00112769

Electric energy meter / wall-mounted / with LCD display

EM720 eXpertmeter

The eXpertmeter EM720 is a unique and cost-effective combination of several Intelligent Electronic Devices (IED): high performance revenue meter,cutting edge power quality analyzer & transient recorder.

MULTI-TARIFF REVENUE METER
- IEC 62053-22 class 0.2S
- Time Of Use tariffs
- Unique anti-vandalism & anti-tampering features
- Transformer and transmission line losses calculation

ADVANCED POWER QUALITY ANALYSIS
- IEC 61000-4-30 Class A power quality analysis
- Built-in EN50160 statistics & reports
- Back-up battery and/or auxiliary power supply for recording major dips & interruptions
- IEC 61000-4-7 harmonics & inter-harmonics
- Directional power harmonics
- IEC 61000-4-15 flicker
- Waveform recording, up to 1024 samples/cycle

TRANSIENT RECORDER
- Records fast transients overvoltages >17 ms
- Transients measured relative to ground
- Measures up to 2 kV pulses

EVENT/DATA LOG
- Event statistics complimented by waveform recording
- Logging memory 8 Mb built-in
- 4 measured and recorded currents up to 50 A
- Chargeable backup battery-2.5 hours retention
- Auxiliary power supply (optional module)

ALARM AND CONTROL FUNCTIONS
- 16 programmable set points
- 4 digital inputs with 1 ms sample rate
- 2 programmable relay outputs (optional module)

COMMUNICATION
- Built-in infra-red port
- Ethernet (100Mb/s), USB & RS232/485
- IRIG-B & RS232/485
- GSM/GPRS (Class 10)
- Protocols: Master/Slave Modbus Binary & ASCII, Modbus RTU, DNP 3.0, TCP/IP, optional IEC 61850 protocol

ISOLATION
- Dielectic withstand: 6 kV impulse, 4 kV AC @ 1min
- I/O and ComPorts-4 kV AC

Specifications

  • Type: electric
  • Mounting: wall-mounted
  • Other characteristics: with LCD display

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