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SBC Static Breaker Backup Relays

SBC Static Breaker Backup Relays

The SBC family of static breaker backup relays provide phase and ground backup protection if the primary circuit breaker fails to clear a system fault. Each relay includes phase and ground current detectors, timers, power supply, necessary logic and surge suppression. These relays are packaged in a drawout case.

End of life notice: The SBC has been discontinued as of October 1, 2013.
Read full notice.

Features and Benefits
  • Built-in regulated power supply
  • Fast reset current detectors
  • Surge suppression on input circuits
  • Drawout case (200 series)
  • Protection and Control
  • Phase instantaneous overcurrent