EOP-SDP-3 Response to High Containment Radiation during Shutdown

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5 Terms

1
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Entry Condition

SDP-3 can only be entered from SDF-0

<p>SDP-3 can only be entered from SDF-0</p>
2
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Early actions and how to implement Containment Closure

(Step 1- 5)

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3
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Containment Ventilation Isolation

Continued:

d. Vacuum Reliefs Closed (RNO to reset relief)

e. AFU Isolation dampers D006A/B

f. BOTH Ctmt Exh Fans stopped

<p>Continued:</p><p>d. Vacuum Reliefs Closed (RNO to reset relief)</p><p>e. AFU Isolation dampers D006A/B</p><p>f. <u>BOTH</u> Ctmt Exh Fans stopped</p>
4
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If Containment Radiation >100 Rad/hr

Notice:

Step delineates need of 2/4 instruments exceeded

Step 8: CVS MU Isolation

Step 9: RNS Isolation OFF (ON forces Go To SDP-2)

<p>Notice:</p><p>Step delineates need of 2/4 instruments exceeded</p><p>Step 8: CVS MU Isolation</p><p>Step 9: RNS Isolation OFF (<strong>ON forces Go To SDP-2</strong>)</p>
5
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RNS Isolated

(Step 9)

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