Smart Vlf Test Unit (Incl. Tan Delta Diagnostics)

The HVA45TD is an ultra-compact and lightweight VLF Test set with integrated Tan Delta (TD) Diagnostics, in a rugged trolley for easy transport. HVA45TD offers outstanding features in terms of size, weight, safety and ease of use. It performs VLF and DC testing, sheath testing, sheath fault location mode and leakage current correction.


  • Sinusoidal VLF output voltage up to 48 kV (34 kV rms) DC (±) voltages up to 45 kV
  • Internal Tan Delta & extendable Partial Discharge Diagnostics
  • Testing and Diagnostics in compliance with IEEE400
  • Smallest & lightest test set available, 36 kg
  • No limited operating time.
  • IP67 with closed lid, Watertight, crushproof and dust proof case!
  • No oil inside, less maintenance and temperature hassle.
  • Safety first - 12kV feedback protection and 2 integrated discharge units.

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