OO-6

True/False

Any bus, bank, or circuit that has been erroneously or accidentally opened or tripped open may be closed by the Operator without first consulting the Load Dispatcher.

True
True/False

Heavily loaded Receiving Stations which normally operate with 34.5-kV bus sections separated should reenergize only one section at a time to minimize the possible disturbance to the system.

True
Emergency Switching is allowed under what conditions

To help relieve a low frequency condition as provided for in Operating Bulletins for Receiving Stations.

To relieve an overload condition on a standby circuit or if a feeder bus voltage is 15 volts, (based on 120) volts, or more below normal.

To de-energize faulty equipment for the time necessary to isolate it, when failure to do so would allow hazardous conditions to exist.

To avoid personal injuries or additional personal injuries to any person who may be in contact with, or in proximity to, an energized conductor.
When is it necessary to block ARs
- OK TO Work Hot
- Ok TO Parallel and Separate
- While switching Fdrs
- After a feeder has relayed and locked out, any
- additional tests ordered by the Load Dispatcher
- shall be made with the AR blocked.

Author

Benjammincash

355377

Card Set

OO-6

Description

Instructions for Energizing and Testing Circuits and Station Equipment After Interruptions

Updated

2021-05-17T00:14:45Z

Show Answers