|Digital Energy > Protection & Control > Specialized Protection / Control > 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.
Built-in regulated power supply
Fast reset current detectors
Surge suppression on input circuits
Drawout case (200 series)
Phase instantaneous overcurrent