CewePrometer is a family of high-precision four-quadrant energy meters with advanced measuring, logging, power quality monitoring, data storage and communications capabilities. CewePrometer is widely supported by third-party data collection systems. Versions are available with different national approvals, as well as MID Class B and C. CewePrometer is available in rack or wall-mount variants.



    • Power plants, grid substations and feeder monitoring
    • Renewable energy, photovoltaic and wind turbine parks
    • High consumption industrial and commercial customers 
    • On-line monitoring of generation, transmission and distribution
    • Revenue, tariff and  time-of-use metering
    • HV and MV metering applications
    • Power quality monitoring
    • Communication and system integration
  • Key Feature

    • High-precision metering in accuracy class 0.2s, 0.5s, 1.0, or MID Class B and C 
    • Extensive data logging in two banks, each with up to 50 channels
    • Monitoring of instantaneous values 
    • Power quality, harmonics and total harmonic distortion (THD) monitoring 
    • Independent communications ports (RS-422/RS-485, RS-232 and/or Ethernet) 
    • Open communications protocols (IEC 62056-21 or DLMS, with Modbus as option) 
    • Internal or external AC/DC wide-range auxiliary power supply 
    • Graphical display with vector diagrams, harmonics, user-defined text and OBIS codes 
    • Multi-language display


    • Specification


      Voltage circuit (Un)

      3-wire system: 3 x 100 V to 240 V

      4-wire system: 3 x 57/99 V to 240/415 V

      Current circuit (In)

      1(6) or 1(10) A, user programmable


      50 Hz ± 5 Hz,  or 60 Hz ± 5 Hz

      Auxiliary supply

      40 V to 276 V (AC/DC)