ML12284A336

2012 Dresden Nuclear Power Station Initial License Examination ES-301-2 - RO Rev 1

ML12284A336
Person / Time
Site:	Dresden
Issue date:	09/26/2012
From:	David Reeser Operations Branch III
To:	Nelson J Exelon Generation Co
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References
Download: ML12284A336 (1)

Text

ES-301 Control Room/In-Plant Systems Outline Form ES-301-2 Facility: Dresden Date of Examination: 08/06/2012 Exam Level: RO SRO-I SRO-U Operating Test Number: 11-1 (2012-301)

Control Room Systems@ (8 for RO); (7 for SRO-I); (2 or 3 for SRO-U, including 1 ESF)

System / JPM Title Type Code*

Safety Function

a. SBLC - INJECTION WITH PUMP AND RWCU ISOLATION FAILURES (211000.A4.08)

A, P, S 1

b. FW - ALTERNATE WATER INJECTION USING STANDBY COOLANT (295031.A1.08)

D, L, S 2

c. MAIN STEAM - UNISOLATE ONE LINE USING ALTERNATE METHOD (239001.A4.01)

D, S 3

d. ISO COND - SHUTDOWN (207000.A4.05)

D, S 4

e. TORUS COOLING - LOWER WATER LEVEL (219000.A4.02)

D, L, S 5

f. EDG - PERFORM SURVEILLANCE TESTING, WITH SCRAM (264000.A4.05)

A, L, P, S 6

g. NI - IRM DETECTOR TEST, WITH FAILURE TO MEET ACCEPTANCE CRITERIA (215003.A4.06)

A, N, S 7

h. SBGT - START SBGT WITH A FAILURE OF REACTOR BLDG TO ISOLATE (261000.A2.13)

A, D, S 9

In-Plant Systems@ (3 for RO); (3 for SRO-I); (3 or 2 for SRO-U)

i. CRD - CROSSTIE FOR ALTERNATE INJECTION (295031.A1.08)

D, E, R 2

j. ISO COND - MAKEUP PUMP LOCAL OPERATION WITH COOLING WATER FAILURE (207000.A2.05)

A, N 4

k. IA - CROSS CONNECT 3C IAC TO UNIT 2 ONLY (300000.G.2.1.30)

N, R 8

All RO and SRO-I control room (and in-plant) systems must be different and serve different safety functions; all 5 SRO-U systems must serve different safety functions; in-plant systems and functions may overlap those tested in the control room.

• Type Codes Criteria for RO / SRO-I / SRO-U (A)lternate path (C)ontrol room (D)irect from bank (E)mergency or abnormal in-plant (EN)gineered safety feature (L)ow-Power / Shutdown (N)ew or (M)odified from bank including 1(A)

(P)revious 2 exams (R)CA (S)imulator 4-6 / 4-6 / 2-3

< 9 / < 8 / < 4

> 1 / > 1 / > 1

/ -

/ > 1 (control room system)

> 1 / > 1 / > 1

> 2 / > 2 / > 1

< 3 / < 3 / < 2 (randomly selected)

> 1 / > 1 / > 1 ES-301, Page 23 of 27