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MONTHYEARML0506802552005-03-0202 March 2005 G20050160 - Barry Quigley Ltr Re 2.206 - Byron Station/1C RCS Cold Leg Loop Stop Isolation Valve Project stage: Request ML0516701922005-03-18018 March 2005 E-mail, Byron #2 Project stage: Request ML0516605342005-03-18018 March 2005 E-mail Re Byron Lsiv Drawing Project stage: Request ML0516605412005-03-18018 March 2005 E-mail Re Byron #3 Project stage: Request ML0516605272005-03-18018 March 2005 E-mail from Chrzanowski to NRC, Documents 2, 7 and 8 (Attached) Project stage: Request ML0516605292005-03-18018 March 2005 E-mail from Chrzanowski to NRC, Byron Lsv Info 1 Project stage: Request ML0516605442005-03-19019 March 2005 Fwd: 1C Lsiv Data Project stage: Request ML0508205302005-04-20020 April 2005 Summary of Meeting with Exelon Nuclear Regarding the Performance of the 1C Loop Stop Isolation Valve at Byron Station, Unit 1 Project stage: Meeting ML0509701182005-05-0404 May 2005 RAI, 1C Loop Stop Isolation Valve Project stage: RAI RS-05-070, Response to Request for Additional Information Regarding the Plant Loop Stop Isolation Valve2005-05-27027 May 2005 Response to Request for Additional Information Regarding the Plant Loop Stop Isolation Valve Project stage: Response to RAI ML0519403522005-07-29029 July 2005 G20050160 - Barry Quigley Ltr 2.206 Proposed Director'S Decision Regarding Loop Stop Isolation Valve - Byron Station, Unit 1 Project stage: Other ML0519401792005-08-0101 August 2005 G20050160 - Christopher M. Crane Ltr. 2.206 Draft Director'S Decision Regarding Loop Stop Isolation Valve - Byron Station, Unit 1 Project stage: Draft Other ML0525002412005-08-12012 August 2005 Comments on Proposed Director'S Decision by Exelon Regarding 2.206 Petition Re Byron Station Project stage: Request ML0525002442005-08-14014 August 2005 Comments by Barry Qugley Re Proposed Director'S Decision on 2.206 Petition for Byron Station Project stage: Request ML0528602852005-10-19019 October 2005 G20050160 - Herbert N. Berkow, Memo to Address Comments on Proposed Director'S Decision Regarding Byron Station, Unit 1 LOOP Stop Isolation Valve 2.209 Petition Project stage: Request ML0529400912005-11-0808 November 2005 G20050160 - Director'S Decision Under 10 CFR 2.206 in the Matter of Exelon Generation Company, LLC, Byron Station, Unit 1 LOOP Stop Isolation Valve Project stage: Other ML0528601592005-11-0808 November 2005 G20050160 - Barry Quigley Ltr Re. Byron 2.206 Petition Regarding Station/1C RCS Cold Leg Loop Stop Isolation Valve Project stage: Other 2005-04-20
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Text
George Dick - Fwd: 1C LSIV Data - .. Page 1" From: Thomas Scarbrough To: George Dick Date: 3/19/05 11:04AM,
Subject:
Fwd: 1C LSIV Data George, Attached is the response from Exelon from my request regarding the valve stem parameters for 1RC 8002C during the call on Friday.
Thanks.
Tom CC: David Terao; Gene Suh
c:\temp\GW} 00001.TMP P,'e Mail Envelope Properties (423C4D7E.FE8: 17: 36912)
Subject:
Fwd: 1C LSIV Data Creation Date: 3/19/05 11:04AM From: Thomas Scarbrough Created By: TGS @nrc.gov Recipients TWGWPO02.HQGWDO01 DXT CC (David Terao) owf4_po.0WFNDO GFD (George Dick)
GYS CC (Gene Suh)
Post Office Route TWGWPO02.HQGWDO01 owf4_po.OWFN_DO Files Size Date & Time MESSAGE 654 03/19/05 11:04AM Mail Options Expiration Date: None Priority: Standard Reply Requested: No Return Notification: None Concealed
Subject:
No Security: Standard
George D~ick -i10LSIV D-ata - Page 1 From: <bradley.adams @exeloncorp.com>
To: <tgs~nrc.gov>
Date: 3/18/05 4:40PM
Subject:
10 LSIV Data Action Required: fyi Recommendation: none
<<LSIV Data>>>
Tom Attached are pdf copies of the limitorque data valve data sheet for the 10C LSIV along with the setup datasheet from 1991 which controlled the setup of the valve. I apologize for the contusion on the phone today. Specifically, the valve information you requested is:
Stem Dia: 4" Pitch: 0.5" Lead: 0.5" Best Regards; Bradley J. Adams Site Engineering Director Exelon
-Byron Nuclear Generating Station Phone: (815) 406-3800 Pager: (815) 395-7617 Email: bradley.adams @exeloncorp.com This e-mail and any of its attachments may contain Exelon Corporation proprietary information, which is privileged, confidential, or subject to copyright belonging to the Exelon Corporation family of Companies.
This e-mail is intended solely for the use of the individual or entity to which it is addressed. Ifyou are not the intended recipient of this e-mail, you are hereby notified that any dissemination, distribution, copying, or action taken in relation to the contents of and attachments to this e-mail is strictly prohibited and may be unlawful, Ifyou have received this e-mail in error, please notify the sender immediately and permanently delete the original and any copy of this e-mail and any printout. Thank You.
0)~~
3 Limitorque Corporation gF6 2elbDhj A,:c :e - @eat s, -: n-'
@ -.- . 7.. '
5114 Woodoll Rood P.O. Box 11318 Lynchburg, VA 24506-1318 Telephone-804-528-4400
0 0
- D&Z A (As-oricginally 380723E N VALVE _ _ _ _-*__ _ _ aspecified)
__ ____ _ - MANUFACTURER: WESTINGHOUSE SIZE STEM DIA. 41, TYPE PUMP CHECK PITCH l/2M" DIFF. PRESS : 20 LEAD l/2 It STEM SPEED/OPER. TIME: 8 " /MTN MOTOR DATA (Nominal design information)
START TORQUE: -sof RPM : 1800 VOLTAGE : 460
- ACTUATOR DATA (As orginially built)
TYPE & SIZE : SBD-4 TORQUE SPRING: 60-600-0001-1 OVERALL UNIT RATIO : 107.5 HBC SIZE : RATIO: 0 WORM GEAR RATIO : 86.00 MOTOR PINION TEETH : 3 WORM SHAFT GEAR TEETH : 40 RECOMMENDED REPLACEMENT SPRING PACK (Based on original torque =
PART NO. 1301-211 RECOMMENDED SETTING 2-1/2 (1900'#) MAXIMUM SETTING 2-1/2 (1900'1 Actuator may not be capable of producing required torque at 80% reduced voltage.
iRc&ooIA
,Rc8.ool D 9rC Soo2 A PLANT : BYRON LIMITORQUE ORDER NO.: 172209 I/qc 6 002-B COMMONWEALTH EDISON P.O.: 335293 INITIALS MB 01/23/91 IAC 8002 C_
zRc-8001 C-
RCP-91-004 Page 1 of 2 MAIN LOOP STOP VALVE DATA SHEET PLANT: BYRON UNIT 1 Valve Tag No. I 6RC 9a C. WEC Spin No. CAE-RCPCLS-06 MFG./Model No. WEMD/27.50 INCH MFG. Drawing No. 114E937G03 MFG. S/N 4-114E937G03 Operator S/N 244257 Valve Description 27.50 INCH Motor Operated Gate Valve ASME Pressure Rating (Pressure Class) 3812 PSI at 1000F Flow Coefficient 1.5 PSI AP Across Valve Stem Travel (in.) 29.00 Stem Material SA 564 GR 630 Diameter 4.000 Pitch 0.500 Lead 0.500 Valve Factor: Close: 1.0 Open: 1.0 Packing Gland Size:
Primary: 5.000/5.002 O.D. x 4.000/3.996 I.D. x .500 THK Secondary: 5.000/5.002 O.D. x 4.000/3.996 I.D. x .500 THK Static: 7.000/7.002 O.D. x 5.994/5.991 I.D. x .500 THK Packing Type: JC-187I Seating Angle: 00 (Parallel Discs Design)
Seat Port Diameter Used In Operator Sizing (in.) 27.50 Valve Body Material SA 351 CF8M Operator Mounting Bolt Material SA 193 GR B7 Operator Mounting Bolt Torque (Ft.-Lb.) 675 Calculated Opening and Closing Stem Thrust and Torque:
OPENING CLOSING Differential Pressure, PSID 223 27 Thrust, Lbs. 58440 43540 Torque, Ft-Lbs. 1815 1355 Limiting Component DISC DISC Max. Allow. Thrust, Lbs. 85.000 110.000 Second Limiting Component Backseat Stem Maximum Allow. Thrust, Lbs. 85.000 150.000 Maximum Backseat Load, Lbs. 85.000 N/A Max. Allowable as Left Thrust, Lbs. 71.000 71.000 Type of Closure Torque Limit
Page 2 of 2 MAIN LOOP STOP VALVE DATA SHEET Plant: BY.RON UNIT 1 VALVE TAG NO. i IRe- e- WEC SPIN NO. CAE-RCPCLS-06 MFG./MODEL NO. WEMD/27.50 INCH MFG. DRAWING NO. 114E937G03 MFG. S/N 4-114E937C03 OPERATOR S/N 244257 OPERATOR SIZE SBD-4-80 TORQUE SWITCHI SETTINGS:
I OPEN - MIN/MAY 2.15/2.40 CLOSE - MIN/MAY 2.15/2.40 MOTOR DATA (as installed)
NOMINAL TORQUE (ft-lb) 80 NOMINAL HP 10.6 VOLTAGE 460 VAC / 3 PH / 60HZ RPM 1800 FULL CURRENT (amps) 13.2 LOCKED ROTOR CURRENT (amps) 63 MOTOR CHANGED (IF APPLICABLE) NO ACTUATOR DATA MANUFACTURER LIMITOROUE OVERALL UNIT RATIO:
ORIGINAL 107.5:1 MODIFIED (IF APPLICABLE) NO WORM GEAR RATIO 86:1 MOTOR PINION:
ORIGINAL 32 MODIFIED (IF APPLICABLE) _ N/A WORM SHAFT GEAR TEETH:
ORIGINAL 40 MODIFIED (IF APPLICABLE) _ N/A TORQUE SWITCH SPRING PACK (IF MODIFIED) N/A NOTE: Max. torque switch setting is set below the reduced voltaqe thrust value. The increase of this setting may cause motor damage.
Author: AtrD e Date: / c/l