Local Breaker Back-up (LBB) or Breaker Failure Protection

Local Breaker Back-up Protection or LBB protection is provided to ensure the healthiness Power System by isolating the faulty section in case of failure of tripping of Breaker intended for tripping on sensing fault. This protection is also called Breaker Failure Protection.   Figure above shows the single line diagram of one and half breaker … Read more Local Breaker Back-up (LBB) or Breaker Failure Protection