Safety Limits

Question 1

What are the Safety Limits associated with acceptable fuel design limits?

Answer 1

2.1.1.1 With the reactor steam dome pressure less than 686 psig OR less than 10% rated core flow:

         THERMAL POWER shall be less than or equal to 23.8% RTP.

2.1.1.2 With the reactor steam dome pressure greater than or equal to 686 psig AND core flow greater than or equal to 10%
rated core flow:

         The Minimum Critical Power Ration(MCPR) shall be greater than or equal to 1.07.

Question 2

What is the Safety Limit associated with Reactor Vessel water level?

Answer 2

2.1.1.3 Reactor Vessel water level shall be greater than the top of active irradiated fuel.

Question 3

What is the Safety Limit associated with Reactor Coolant System Pressure?

Answer 3

2.1.2 Reactor Steam Dome pressure shall be less than or equal to 1325 psig.

Question 4

What are the actions required if a Safety Limit is violated?

Answer 4

2.2 Safety Limit Violations:

With any Safety Limit violation, the following actions shall be completed within 2 hours:

2.2.1 Restore compliance with all Safety Limits; and

2.2.2 Insert all insert all insertable control rods.