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Earth Leakage Relay

Earth Leakage Relay

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Features: - DIN Rail mounting Earth Leakage Relay - Residual current - Selectable set point 30mA...30A (19 ranges) - Adjustable time delay 0.15-5s (30mA setting = 0s) - Use with DEL...N Range Of Core Balance Current Transformers

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资料

  • Instantaneous
  • (t = 0) at IΔn 30mA
  • Selectable set point
  • 30mA…30A (19 ranges)
  • Field-selectable negative or positive security (fail safe)
  • Automatic permanent test
  • Manual or automatic reset
  • (3 restart attempts)

Output

  • Relay : 1 SPDT contact
  • Contact range : 5A 250Vac cosϕ 1 - 3A 250Vac cosϕ 0.4 - 5A 30Vdc
  • Negative security (normally de-energised relay) or positive security fail safe
  • (normally energised relay) : selectable by dip switch

Auxiliary Supply

  • Rated value Uaux : 24V - 48V - 115V - 230V - 240V - 400V
  • Tolerance : 0.85…1,1Uaux - 40...60V (Uaux 48V)
  • Rated frequency : 50Hz
  • Tolerance : 47…63Hz
  • Rated burden : ≤ 2.5VA
  • Rated value Uaux : 20…150Vdc
  • Protected against incorrect polarity
  • Rated burden : ≤ 2.5W
  • Immunity to short interruption of supply voltage up to 300ms (Rated Uaux)

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