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Home > Grid Automation > Protection Relays > Auxiliary Relays > RDB86 High Speed Trip and Lockout Relay
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RDB86 High Speed Trip and Lockout Relay

RDB86 High Speed Trip and Lockout Relay
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Manufacturing for this product has been discontinued. As an alternative, please refer to the MVAJ05x/10x/20x trip and lockout relays.

The RDB86 High Speed Trip and Lockout relays are applied where several tripping functions need to be performed by the same relay.

Features and Benefits

  • Auto-cut contacts
  • Electrically separated contact circuits
  • Electrically or manually operated
  • Semi-flush mounted case
  • Back connected
  • Custom mounted cases available


  • Line breaker tripping & lockout
  • Contact multiplication
  • High speed breaker circuits
  • Transformer lockout

Protection and Control

  • Circuit opening and/or closing