KR

Question 1

What is the purpose of the KR system?

Answer 1

A closed Loop Cooling System which supplies cooling water to non-safety equipment throughout the plant.

Question 2

Power supplies to the KR pumps?

Answer 2

KR Pump A 1SLXC
KR Pump B 2SLXC
KR Pump C 1SLXD

Question 3

When does the standby KR pump auto start?

Answer 3

When header pressure decreases to 40 psig

Question 4

What is the minimum flow for the KR pump?

Answer 4

1000 gpm provided by 1KR16 (KR PUMP RECIRC CONTROL) which opens at 70 psig.

Question 5

How is make-up to the KR storage take performed?

Answer 5

Manually from Demineralized Water (YM).

Question 6

What system does KR supply cooling water to in the Auxiliary building?

Answer 6

NF system

Question 7

How many KR HXs and pumps are normally in service?

Answer 7

3 Heat exchangers
2 pumps

Question 8

At what level does annunciator 1AD-8 B-6 (KR Storage Tank Lo Level) come in at?

Answer 8

45%