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Protection Riddle No.91 - Opertaion of stuck breaker protection with outgoing feeder faults
We have a fault in one of our 13,8 kv outgoing feeder , the faults cleare by the stuck breaker protection , when we energize normlize all the feeders , the faulty feeder tripped by it is own portection ( o/c) . All tests were completed without any problems . the s/s is overloaded , so all bus sections are open .
Wed, June 20th, 2012 - 18:09
What is the meaning of stuck breaker protection? stock or back up protection? 
Author : Hamid - From: Iran
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