![]() | 1 | initial version |
Hi all, Long duration of 3 ph fault is applied at machine terminals. It is noticed that machine tripped off due to overspeed protection relay though no relays placed machine terminals. What is the reason?. Is action intitiated by any overspeed relay placed at other machine ?
![]() | 2 | No.2 Revision |
Hi all, Long duration of 3 ph fault is applied at machine terminals. It is noticed that machine tripped off due to overspeed protection relay though no relays placed machine terminals. What is the reason?. Is action intitiated by any overspeed relay placed at other machine ?