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Seaward PH3 Flat Nose Proving Unit

Proving unit for use with high voltage indicators with a flat 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 the KD1E/19 and other instruments with flat contact electrodes.


  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

112A921 PH3 Flatnose - Proving unit for KD1E19 & KD1E33

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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Keison International Ltd. trading as:
Keison Products, VoIPon Solutions & 4Gon
keison VoIPon Solutions 4Gon