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WRU Earth leakage relay with built in transformer

  • Detail
  • Tech Spec

Electronic earth leakage protection relay with built-in transformer, with a diameter of 25 or 35 mm∅ , depending on the type, creating a single set.

  • Type A relay with high frequency current filtering and high immunity. Monitoring in true root mean square.
  • The sensitivity can be adjusted to 0.03 ...3 A
  • The delay in the trigger can be adjusted to 0.02 ...1 s
  • LED indicator of the leak level (% sensitivity)

      - 1 flash every 2 s: between 25 and 50 %

      - 1 flash every 1 s: between 50 and 75 %

      - 1 flash every 0.5 s: between 75 and 90 %

  • Adjustable to the DIN profile 46277 (EN 50022)


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Part No:WRU Earth leakage relay with built in transformer