LOT 201.29 Fire Protection

Question 1

• LOT 201.29 Fire Protection*
• • *

Which fire hydrants are required for tech specs?

Answer 1

• ECW Intake Structure:*
• *Fire Hydrant #13**
• Restore OR Route hose within 1 hr*
• AFWST:*
• *Fire Hydrant #7 (Unit 1)**
• Restore OR Route hose within 1 hr*
• *Fire Hydrant #20 (Unit 2)**
• Restore OR Route hose within 1 hr*
• Fire Pump Hose House:***
• *Fire Hydrant #10**
• Restore OR Route hose within 1 hr*

Note:
Only required by 0PGP03-ZR-0018.

Question 2

• LOT 201.29 Fire Protection*
• • *

What auto starts the fire protection pumps?

Answer 2

Pump 1:
Header Pressure 130 psig [5 sec TD]
Loss of Power to Panel

Pump 2:
Header Pressure 120 psig [10 sec TD]
Loss of Power to Panel

Pump 3:
Header Pressure 110 psig [15 sec TD]
Loss of Power to Panel

Jockey pump maintains system pressure > 130 psig (35 gpm)

Note:
Jockey pump operated locally in “Hand” position. Auto position non-functional.

Question 3

• LOT 201.29 Fire Protection*
• • *

What rooms are protected by Halon?

Answer 3

Computer Room

Computer Battery Room

Relay Room

TSC Computer Room

Question 4

• LOT 201.29 Fire Protection*
• • *

What is required to be FUNCTIONAL in the Fire Protection System?

Answer 4

2 Tanks (300,000 gal each)

2 Pumps (2500 gpm each)

• 1 Pump FUNCTIONAL (Restore in 7 days)
• Total Volume ≥ 300,000 gal but < 600,000 gals (Restore in 7 days)
• Pumps AND Volume NOT FUNCTIONAL (Restore in 24 hours)
• Underground Piping NOT FUNCTIONAL (Restore in 24 hours)

Note:
Only Safety Related portion of the system is the CIVs

Question 5

• LOT 201.29 Fire Protection*
• • *

What provides makeup to the FWSTs?

Answer 5

Freshwater

Well Water

• Each FWST contains 300,000 gals
• Auto Makeup

Question 6

• LOT 201.29 Fire Protection*
• • *

If the fire protection pump auto starts, what is the only thing that will trip the pump?

Answer 6

Mechanical Overspeed

Applies if pumps start on Low Header Pressure, Loss of power, or remote start from either control room. (CP018)

Note:
Cannot be stopped from control room.

Question 7

• LOT 201.29 Fire Protection*
• • *

What will trip the fire protection pumps?

Answer 7

• *Overspeed**
• Electrical / Mechanical*

Low Oil Pressure

High Engine Water Temperature

• *Low Battery Voltage**
• Battery A / B*

Low Fuel Level