Lighting And UPS Distribution Flashcards
1
Q
What are the plant lighting systems?
A
Normal lighting (turbine, aux, containment).
Standby lighting.
Control room lighting.
Emergency lighting.
2
Q
What lighting transformer powers what?
A
U1
North - powers turbine lighting
South - powers Aux and control room.
Standby - powers both.
U2
South - powers turbine lighting
North - powers Aux and control room.
Standby - powers both.
3
Q
What does an ABT DO?
A
Automatically switches between two different power supplies.
4
Q
What powers the TSC/UPS inverters?
A
The battery chargers.
5
Q
What does an inverter do?
A
Converts DC to AC.
