Relay No. 11 23 25 33 Hours at Failure 65 159 171 196 Thirty-five protective relays were tested for 250 hours. Five rel
Posted: Fri Jul 01, 2022 5:59 am
Thirty-five protective relays were tested for 250 hours. Five relays failed during the test. Calculate the estimated failure rate when the failures occurred after the following test times: [04] Relay No. 11 23 25 33 Hours at Failure 65 159 171 196