Note positions of all maximum hands. Note any ... Following lockout or period of severe service. isolate feeder O.C.B. and inspect contacts and oil. Be sore both ... Reset relay and repeat test without tripping the (third) time. ... Isolate feeder O.C:B .a#39;s with by-pass and disconnects, drop tanks and inspect contacts and oil levels.
|Title||:||Practical Electrical Engineering in Utilities and Industries|