Misc Ops Policies Flashcards
1
Q
Per Ops policy B-2 (elec relay response)
What are the two faults that if occur you are never allowed to reclose breaker or continue operation? (4 Kv and 12 Kv)
A
differential => do not reclose
ground => shut down equipment
2
Q
Per Ops policy B-2 (elec relay response)
When are you allowed to reclose a breaker on 125 vdc/ 120 vac ?
When are you not allowed to reclose a breaker ?
A
Allowed
- cause is found and corrected
- cause not found but determined maintence not required
not allowed
- determined maintenance assistance required
3
Q
Per Ops policy B-2 (elec relay response)
Under emergency conditions what breaker trips are you not allowed to reset and attempt to reclose?
Under normal conditions what breaker trips are you not allowed to reset and attempt to reclose?
A
Emergency
- none, you can make one attempt on all trips
Normal
- you cannot reset the instantanious trips
