ML22236A017
| ML22236A017 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 05/14/2021 |
| From: | Chuck Zoia NRC/RGN-III/DRS/OLB |
| To: | Exelon Generation Co |
| Zoia C | |
| Shared Package | |
| ML20136A310 | List: |
| References | |
| Download: ML22236A017 (4) | |
Text
ES-301 Control Room/In-Plant Systems Outline Form ES-301-2 Facility:
DRESDEN Date of Examination:
4/19/2021 Exam Level: RO SRO-I SRO-U Operating Test Number:
2021-301 Control Room Systems:* 8 for RO, 7 for SRO-I, and 2 or 3 for SRO-U System/JPM Title Type Code*
Safety Function
- c. 207000.A4.01 A - ISO COND - Startup With Failure of the M/U System M, EN, S, A 4
- d. 223001.A1.08 CORE SPRAY - Raise Unit 2 Torus Water Level Using Core Spray D, EN, S 5
- e. 700000.AA2.05 Electric Grid Disturbance During Shutdown Operations N, L, S 6
- f. 215003.A4.06 NI - IRM Detector Position Rod Block Functional Test D, L, S 7
- g. 295018.AA2.05 SW - Swap Service Water Pumps With a Loss of System Pressure N, S, A 8
- h. 271000.A4.09 OFF GAS - Align Charcoal Adsorber Filters in Parallel Mode M, S, A 9
In-Plant Systems:* 3 for RO, 3 for SRO-I, and 3 or 2 for SRO-U
- i. 202001.K4.04 Isolate Seal Purge D, L, R 1
- j. 295028.A1.03 Bypass the Trip of Drywell Coolers D, P, E 5
- k. Generic 2.1.30 (295003.AA1.02) Diesel Generator 2/3 Local Manual Start D, A, R 6
All RO and SRO-I control room (and in-plant) systems must be different and serve different safety functions, all five SRO-U systems must serve different safety functions, and in-plant systems and functions may overlap those tested in the control room.
- Type Codes Criteria for RO /SRO-I/SRO-U
ES-301 Control Room/In-Plant Systems Outline Form ES-301-2 (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/ 1/ 1 (control room system) 1/ 1/ 1 2/ 2/ 1 3/ 3/ 2 (randomly selected) 1/ 1/ 1
ES-301 Control Room/In-Plant Systems Outline Form ES-301-2 Facility:
DRESDEN Date of Examination:
4/19/2021 Exam Level: RO SRO-I SRO-U Operating Test Number:
2021-301 Control Room Systems:* 8 for RO, 7 for SRO-I, and 2 or 3 for SRO-U System/JPM Title Type Code*
Safety Function
- c. 207000.A4.01 A - ISO COND - Startup With Failure of the M/U System M, EN, S, A 4
- e. 700000.AA1.01 Electric Grid Disturbance During Shutdown Operations N, L, S 6
- f. 215003.A4.06 NI - IRM Detector Position Rod Block Functional Test D, S 7
- g. 295018.AA2.05 SW - Swap Service Water Pumps With a Loss of System Pressure N, S, A 8
- h. 271000.A4.09 OFF GAS - Align Charcoal Adsorber Filters in Parallel Mode M, S, A 9
In-Plant Systems:* 3 for RO, 3 for SRO-I, and 3 or 2 for SRO-U
- i. 202001.K4.04 Isolate Seal Purge D, L, R 1
- j. 295028.A1.03 Bypass the Trip of Drywell Coolers D, P, E 5
- k. 264000.A4.04 Diesel Generator 2/3 Local Manual Start D, A, R 6
All RO and SRO-I control room (and in-plant) systems must be different and serve different safety functions, all five SRO-U systems must serve different safety functions, and in-plant systems and functions may overlap those tested in the control room.
- Type Codes Criteria for RO /SRO-I/SRO-U
ES-301 Control Room/In-Plant Systems Outline Form ES-301-2 (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/ 1/ 1 (control room system) 1/ 1/ 1 2/ 2/ 1 3/ 3/ 2 (randomly selected) 1/ 1/ 1