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Seaward PH3 Proving Unit

Proving unit for use with high voltage indicators with a domed contact electrode

  High voltage output 1500V DC nominal
  Neon indicator to show output is active
  Very portable

A highly portable, battery powered proving unit for proving high voltage indicators, live line testers and digital potential indicators. This proving unit produces a DC output voltage for confirming the operation of voltage indicators before and after use.

Designed for use with potential indicators and phasing rods with domed contact electrodes.


  Output voltage 1200V - 1500V DC nominal across 10MΩ
  Output current 0.45mA DC into 2kΩ
  Test terminals Contact electrode and test post
  Indicator Neon indication when output voltage is active
  Dimensions 110mm height, 85mm width, 60mm depth
  Compliance IEC61010-1:2001

Ordering Information

112A913 PH3 - Proving unit for KD1E, KD1E/KAD, KD1E/22, KD1E/15D & KD1E33D

Please note - Product designs and specifications are subject to change without notice. The user is responsible for determining the suitability of this product.

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