ML18360A482
| ML18360A482 | |
| Person / Time | |
|---|---|
| Site: | Clinton  |
| Issue date: | 12/14/2018 |
| From: | Exelon Generation Co |
| To: | NRC/RGN-III, Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML18360A500 | List: |
| References | |
| RS-18-146 | |
| Download: ML18360A482 (7) | |
Text
ATTACHMENT 14 CPS Procedure 4200.01 C002, "DC Load Shedding During a 580," Rev 5a
CPS 4200.01C002 DC LOAD SHEDDING DURING A SBO SCOPE OF REVISION:
IR 1412580 Corrected noun names of circuits on DC MCC lE and lF Page: 6 0
Specific Rev. 5a [Jeans]
Editorial IR 01351102/IER L2 12-27
-Clarify that this load shedding procedure may be utilized on less severe ev~nts than a full station black out.
I CONTINUOUS USE I
ORIGINATOR: Lee Anderson CLASS CODE: SNNNl SQR: Kevin Zipprich APPROVAL DATE: 01/14/2013 CURRENT CHANGES TO GENERAL REVISION Change#
Date List of Affected Pages 0
5a 11/18/13 1,2 8
8 0
Rev.
5a Page 1 of 6
CPS 4200.01C002 DC LOAD SHEDDING DURING A SBO Started:
Date:
Time:
0 NOTE This procedure may be used in part or in whole for events less severe than a full Station Black Out..
DC LOAD SHEDDING Within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> of the start of the SBO:
Perform DC Load Shedding on the battery busses which do not have 4160V Bus power available (Div 3,may still have Bus lCl powered):
Battery lA (Div 1)
Page Battery lB (Div 2)
Page Battery lC (Div 3)
Page Battery lD (Div 4)
Page As needed to support extended events, perform DC Load Shedding on the BOP battery busses which do not have 6900V Bus power available:
3 :
4:
5:
5:
BOP Battery lE (supplied by.6900V lA bus)
BOP Battery lF (supplied by 6900V lB bus)
Page 6:
Page 6:
CO:MMENTS/DISCREPANCIES Performed by:
(Print Name)
(Initials)
P.erformed by:
(Print Name)
(Initials)
Performed by:
(Print Name)
(Initials)
REVIEW AND APPROVAL SMngt:
Title Signature Rev.
5a Page 2
Initial (Date)
(Date)
(Date)
Date of 6
CPS 4200.01C002 DC LOAD SHED LIST BATTERY lA (DIV 1)
~
At DC MCC lA (1DC13E), AB 781' East, open the following *circuit breakers:
MCC/Cubicle Ckt Load Effected lA-llA 7
Emerg Ltg Cab 164, 1LL64E
[Erner/Exit lights in AB, FB, and SB]
NOTE Opening' circuit #13 for the Div 1 DG Control Panel will prevent starting of the DG.
This circuit should be re-energized as necessary to support DG recovery efforts.
- 13 18 26 DG lA Control Pnl, 1PL12JA Opt Isol Cab, 1PL56JA & 1PL56JB
[Computer Points]
Control Pane~ 1H13-P66.1B, LPCS Control-Power Initial,,..
[Transient Test interface modules in NSPS]
\\_
1A-12A 30 Control Panel 1H13-P601,
~osition for 1E12-R611A/R612A. R609A/B NOTE Opening circuit #32 for the RHR logic will prevent starting of the Div 1 ECCS when the bus 'is re-energized.
This circuit should be re-energized as necessary to support RPV level recovery efforts.
- 32.
1A-12A 33 1A-12A 36 Control Panel 1H13-P661, RHR A Control Power
[Disables 'A' Half of RHR]
Control Panel 1H13-P661, RPS A Control Power
[Disables 'A' Half of RPS]
Control Pnl, 1G36-P002
[RWCU]
Rev.
5a Page 3 of 6
CPS 4200.01C002 DC LOAD SHED LIST BATTERY lB (DIV 2)
At DC MCC lB (1DC14E), AB 781' West, open the following circuit breakers:
MCC/Cubicle Ckt 1B-4A 10 Load Effected Emergency Ltg Cab #188, 1LL88E
[Erner/Exit lights in MCR and CB]
NOTE Opening circuit #14 for the Div 2 DG Control Panel will prevent starting of the DG.
This circuit should be re-energized as necessary to support DG recovery efforts.
1B-4A 1B-4A 1B-4A 1B-5A 1B-5A 1B-5A 1B-5A 1B-5A 1B-5A 14 15 16 17 18 20
- 22.
24 26 DG lB Control Pnl, 1PL12JB Emergency Ltg Cab #165, 1LL65E
[Erner/Exit lights in RW]
Emergency Ltg Cab #166, 1LL66E]
[Erner/Exit lights in CB 6.9KV Swgr lB (1AP05EA),
RR Pump lB Brk 3B Control Power 125V DC Dist Pnl 7A (Power to FP Dist Pnls)
Control Panel l*H13-P8 51, Various Annunciators
[VC, VD, VH, VG, VP, VQ, VX, VY]
Opt Isol Cab 1PL57JA & 1PL57JB, Various Computer Points Control Panel 1H13-P851, Various Annunciators
[AP, CC, CM, CY/MC, DC, DO, FC, FP, HG, IA/$A, LO, MS, RE/RF, SF, SM, SX]
Control Panel 1H13-P662, NSPS Control Power Initial
[Transient Test interface modules in NSPS]
Battery lB (Div 2) breakers continued on next page.
Rev.
5a Page 4 of 6
CPS 4200.01C002 DC LOAD SHED LIST BATTERY 1B (DIV 2) (cont'd)*
MCC/Cubicle Ckt Load Effected 1B-5A 30 Control Panel 1H13-P601, Position for 1E12-R611B/612B, R608A/B NOTE Opening circuit #32 for the RHR logic will prevent starting of the Div 2 ECCS when the bus is re-energized.
This circuit should be re-energized as necessary to support RPV level recovery efforts.
1B-5A 32 Control Panel 1Hl3-P662, RHR B Control Power
[Disables 'B' Half of RHR]
BATTERY lC (DIV 3)
At NSPS Power Distribution Panel C (C71-P001C),
Initial CB 781' Div 3 Switchgear Room, open the following circuit breaker:
Panel C71-P001C Ckt 9
Load Effected Power & Start Up Range Neutron & Rad Mon H13-P671 BATTERY lD (DIV 4)
At DC MCC 10 (1DC15E), CB 781' Div 4 NSPS Inv Room, open the following circuit breaker:
MCC/Cubicle Ckt 1D-3A 1
Rev.
5a Load Effected Emergency Lighting Cabinet 163 (1LL163E)
[Erner/Exit lights in CNMT]
Page 5 of 6 Initial Initial
CPS 4200.01C002
(!)
(!)
(!)
DC LOAD SHED LIST BATTERY lE (BOP)
At DC MCC lE. (1DC16E), Distribution Panel Cubicle 4A and 5A open the following circuit breakers:
MCC/Cubicle Ckt 1E-4A 1E-5A 1E-5A 1E-5A 1E-5A 1E-5A 1E-5A 1E-5A 1E-5A 1E-5A 1E-5A 16 17 18 19 22 23 24 25 26 27 29 Load Effected RPS Solenoid Power Inverter 1C71-S004A 125V DC Dist Panel RW-G (1DC19E) 125V DC Dist Panel RW-B (1DC18E) 125V DC Dist Panel RW-M (1DC20E)
RWCU Pumps lA And lC Control Power Junction Box EH (lMPOlKB)
(Alterrex Excitation System)
RFPT lB Term Box EH (1PL75JB)
MP Transformer lA (1MP04EA)
RFPT lA Term Box EH (1PL75JA)
MP Transformer lC (1MP04EC) 1TG03K, Turning Gear Permissive BATTERY lF (BOP)
At DC MCC lF (1DC17E), Distribution Panel Cubicle 4A and 5A, open the following circuit breakers:
MCC/Cubicle Ckt 1F-4A 1F-5A 1F-5A 1F-5A 1F-5A 1F-5A 1F-5A 1F-5A 1F-5A 16 18 19 20 21 27 28 29 30-Load Effected Emergency Lighting Cabinet #162 RPS Solenoid Power Inverter 1C71-S004B 125V DC Dist Panel CB-B (1DC21E) 125V DC Dist Panel TB-B (1DC23E) 125V DC Dist Panel CB-M (1DC22E)
MP Transformer lB (1MP04EB)
MP Transformer 10 (1MP04ED)
RWCU Pump lB Control Power Exciter Cubicle 1MP05S Rev.
5a Page 6 of 6 Initial Initial