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Hall Effect Sensors

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Hall Voltage Sensor HIEM-NV-025T

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For the electronic measurement of voltages: DC, AC, pulsed, mixed, with a galvanic isolation

Datasheet PDF

Electrical Data



parameter sign
Primary nominal (r.m.s. current) IPN ±10mA
Primary current measuring range IP 0~


Secondary nominal RMS current ISN ±25mA
Supply voltage VC ±15±5%
Zero offset current @IPN =0,                             TA = 25°C I0 Type Max
±0.1mA ±0.15mA
Thermal drift of offset current @IPN =0 0~+70°C  IOT ±0.2mA ±0.3mA
-40~+85°C ±0.3mA ±0.6mA
Linearity of VSN at IPN =F.S εL <0.2%F.S
Response time Tr <40μs
R.m.s. voltage for AC isolation test Vd 2.5KV/50Hz/1min
Current consumption Ic 10+IS    mA
Accuracy X ±0.6%F.S
Ambient operating temperature Ta -20~+70°C      E:-40~+85°C
Ambient storage temperature Ts -40~+85°C E:-55~+125°C

Dimension (mm)


  1. Small size and space saving
  2. High overload capacity


  1. AC variable speed drives and serve motor drives
  2. Uninterruptible Power Supplies (UPS)
  3. Power supplies for welding applications.

Connection diagram