LEM
United States

LEM USA Inc.

11665 West Bradley Road
Milwaukee, WI, 53224
United States

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ART Series

Unique, IP57, flexible split-core AC current sensor implementing high accuracy Rogowski Coil technology.

Products

ART Series

Please find here the product list

 

Main characteristics:

  • Class accuracy 0.5 according to IEC 61869 regardless of primary conductor position
  • Better than 0.65% accuracy regardless of the primary conductor’s position
  • Rated insulation voltage 1kV CATIII
  • From 10 to 10000 ARMS
  • Thin, light and flexible split-core current sensor for easy installation anywhere
  • Almost perfect linearity, no saturation, no upper limit in current rating
  • Internal shield
  • Low output voltage proportional to the rate of change (derivative) of the primary current (electronic integrator required): 22.5 mV/kA @ 50Hz

Features:

  • 6.1 mm gauge with sensing apertures of Ø 35mm to 300mm
  • Bandwidth: 50/60 Hz, up to 700kHz in open circuit condition (no load)
  • Operating range: -40°C to +80°C
  • Fast clip-on mounting whilst cable is connected
  • Slot expected to fix the loop on conductor with a cable tie
  • Ø 2 mm hole to pass a security seal

Download Technical Articles: Smart Transformer condition monitoring with Smart Meter and Rogowski Coils
Download Technical Articles: Distribution Line Monitoring with ART
Download Technical Articles: IoT remote energy monitoring using LEM Split-Core CT (ATO) following the IEC 61869-2 Smart Grid standard

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