Phase A

Question 1

In regards to CCW, what isolates on a Phase A?

Answer 1

1. SFP Hx
2. XS LD Hx
3. NBAE
4. Rx Support Coolers

Question 2

What happens to Control Air on a Phase A?

Answer 2

Control Air to Containment Isolates

Question 3

In regards to CVCS, which valves close on a Phase A?

Answer 3

1. LD Orifice Valves QRV-160, 161 and 162
2. LD Containment Isolation Valves QCR-300 and 301
3. Seal Return Containment Isolation Valves QCM-250 and 350

Question 4

In regards to Steam Generator Blow Down, what happens on a Phase A?

Answer 4

Blow down isolation valves close

Question 5

In regards to ventilation valves, which ones close a Phase A?

Answer 5

1. Containment Purge Valves
2. Instrument Room Purge Valves
3. Containment Pressure Relief Valves

Question 6

In regards to ventilation, which Fans Trip on a Phase A?

Answer 6

1. Containment Upper Vent Fans

2. Instrument Room Vent Fans