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Products & Services > Substations > Protection and control systems > VM10 - Isolated amplifier - Voltage measurement

VM10 - Isolated amplifier - Voltage measurement

The VM10 amplifier is suitable for measuring DC voltages in power distribution systems for public transport networks.
The VM10 measuring equipment with its high voltage isolation ensures safety for the equipment and for the personnel.

 

Main Features

  •  Wide supply voltage range
  • Low non-linearity error
  • Very high immunity
  • High galvanic isolation up to 15 kV
  • Compact solution
    		• VM10 Mesure tension

     

    Technical data

    Supply voltage

    24 to 230 V DC ± 20 %
    24 to 230 V AC ± 10%

    Input voltage

    ± 0.75, 1, 1.5, 2, 3* kV unipolar, bipolar
    *with fixed setting

    Output voltage

    Output current

    Us nom ± 5V
    Is nom ± 20 mA or Is 4 ... 20 mA
    RLmax 600 ohms

    Error on gain and non-linearity

    Less than ± 0.3 %
    < 100ppm /K full scale

    Residual ripple

    < 10 mVeff

     EN50124-1

    3-port isolation
    between input, output and power supply

    Operating temperature

    -25 ... +85 °C

    Galvanic isolation

    Input against output

    10kV AC 50Hz 1min. (with 16 settings)
    15kV AC 50Hz 1min. (with fixed setting)

    EMC standards

    EN 50121-5 (when mounted in a cubicle)
    EN 61326 class B (standard for isolators)

     

    Mechanical data

    Dimension : 90 x 67.5 x 118 (H, W, D)
    Weight : 500 gr
    Sealing : IP 40 (Housing)

    Type designation

    Standard version with setting selection : SG816209P00001
    Fix setting version : upon request
    For more technical information, please refer to the instruction manual.