TSC UPS

Question 1

Name 4 loads of the TSC UPS.

Answer 1

Plant Security System. Plant Process Computers. Misc. TSC loads. Control room door.

Question 2

What happens to the ventilation system on a fire?

Answer 2

All the dampers close the supply fan trips but the battery exhaust fan stays running.

Question 3

What are the power supplies for the TSC UPS system, and what order?

Answer 3

11C 12-DGL Security diesel Battery 11A through the CVT

Question 4

What is AMSAC?

Answer 4

Anticipated transient without scram mitigation system actuation circuitry ~ Turbine trip ~ Aux feed water conservation signal ~ Aux feed pumps start.

Question 5

What is the power supplies to the AMSAC inverter?

Answer 5

Normal the in service N train battery charger. Then the N train battery

Question 6

What is the temperature range for the TSC UPS room?

Answer 6

60 - 104

Question 7

What heats the TSC UPS room?

Answer 7

Steam heaters.

Question 8

What cools the TSC UPS room?

Answer 8

Draws air from outside and the turbine room through tempering damper.

Question 9

What does an inviter do?

Answer 9

Turns DC into AC.

Question 10

What unit gets the alarm for the TSC UPS?

Answer 10

Unit 2

Question 11

I dentify the componets.

Answer 11

1. Battery
2. Battery disconnect
3. CVT
4. Battery charger 1
5. Battery charger 2
6. Sub pannel
7. Spare inverter
8. Unit 1 AMSAC inverter
9. Inverter 1
10. Inverter 2
11. Unit 2 AMSAC inverter
12. ABT battery charget cab.
13. Disconnects
14. Heaters

Question 12

What is the power flow path for the AMSAC inverters?

Answer 12