Martindale PD690S Proving Unit 690V AC

Safe electrical working requires using a voltage indicator that has been proven with a suitable proving device before and after use to ensure the instrument is working correctly in accordance with the Electricity at Work Regulations.
With all the benefits of the industry standard Martindale PD440 and PD690 proving units, the new S models come in an overmoulded low-profile case with a magnetic hanger. They are fast and easy to use, instantly supplying the full test voltage for both high and low-impedance voltage indicators, test lamps, and meters.

The SX Series has a unique CALCHECK feature making it easy to verify the insulation and low resistance ranges on 18th Edition multifunction testers, wherever you are working. In addition, the new SX models have stepped voltage LEDs with thresholds matched to most voltage indicators and two pole testers.

Martindale PD690S Comes Supplied With:

• MG3 magnetic hanger
• 6 x 1.5V AA alkaline batteries
• Instruction manual

Features:

• Ideal for proving low and high-impedance voltage indicators, test lamps, and two pole testers
• Includes MG3 high-strength magnetic hanger
• Colour-coded for voltage output (440V and 690V)
• Tough overmoulded low profile design
• Long battery life with low battery indicator and auto power off
  
  

Additional features PD440SX and PD690SX

• Unique CALCHECK feature for verifying insulation and low resistance ranges of installation testers
• Stepped voltage output matched to two pole tester thresholds

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