ML17192A610

Describes Emergency Procedures & Secondary Procedures Re SEP Environ Qualification of Electrical Equipment,In Response to NRC 800306 Request

ML17192A610
Person / Time
Site:	Dresden
Issue date:	04/01/1980
From:	Janecek R COMMONWEALTH EDISON CO.
To:	Ziemann D Office of Nuclear Reactor Regulation
Shared Package
ML17192A611	List: ML17192A610 ML17192A671 ML17192A672 ML17192A673 ML17192A674 ML17192A675 ML17192A676 ML17192A677 ML17192A678 ML17192A679 ML17192A680 ML17192A681 ML17192A682 ML19323A953
References
NUDOCS 8004110486
Download: ML17192A610 (8)

Text

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8 CommonwAh Edison *.

. One First Nati.Plaza, Chicago, Illinois Address Reply to: Post Office Box 767 .

Chicago, Illinois 60690*

April 1, 1980 Mr. b. L. Ziemann, Chief Operating Reactors - Branch 2 Division* of Operating Reactors .

U.S. Nuclear Regulatory Commission Washington, DC 20555

Subject:

Dresden Station Unit 2 Response to Request for information Concerning SEP Environmental Qualification of Electrical Equipment NRC Docket N6~ 50-~37

• Reference (a): D. L. Ziemann letter to D. L. Peoples dated ~~~ch*~, ~980

Dear Mr. Ziemann:

, Enclosed for y6ur us~ are co~ies cif-the .Dresden 2 emetgency procedures and referenced secondary procedures as requested in Reference (a). The procedures. enc.losed. are only those. that outline actions to be t~ken during ~ LOCA, .MSLB inside or outsid~ containment, or.a FWLB inside *or outisde contai~ment.

The following is a list of the enclosed proc~dures:

A) *Emergency Procedutes

1) DGA-1 Loss of.Coolant (Break Inside Orywell)

2) DGA-2 Loss of Coolant (Slow Leak)

3) DGA-3 Loss of Cbolant (Break Outside Drywell)

4) DGA-4 High Reactor Water Level *

5) DGA-5 Low Reactor.w~ter Level

6) DGA-6 Reactor High Pressure

7) DGA-13 Area High Radiation

8) DGA-14 High Airborne Activity

9) DGA-19 Procedure to Assure Adequate Core Cooling

10) DGA-20 Relief Valve ~ailure B) Secondary Procedures

1) DGP 2-3 Unit 2/3 Reactor Scram

2) DGP 2-1 Unit 2/3 Normal Unit Shutdown

3) DOP 1600-15 Post-Accident Venting of the Primary Containment

/Jo-s~

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1/1 rodb s 004110;

..J Commonwealth Edison Mr .. o. L. Ziemann, Chief April 1, 1980 Page 2 Also enclosed is an index of all existing emergency procedures to ensure that all necessary procedures have been made available for your review.

Please address any questions you may have concerning this matter to this office.

One (1) signed original and thirty-nine (39) copies of this cover letter and three (3) copies of the enclosures are provided for your use.

Very truly yours, R!f:::.c::::

Nuclear Licensing Admin~strator Boiling Water Reactors Enclosures 2715A

..\-*

~

e e Commonwealth Edison One First National Plaza. Chicago. Illinois Address Reply to:Post Chicago, Illinois 60690 ofiTce--Box-767 April l, 1980 Mr. D. L. Ziemann, Chief Operating Reactors - Branch 2 Division of Operating Reactors U.S. Nuclear R~gulatory Commission Washington~ DC. 20555 SubjeGt: Dresden Station Unit 2 Response to Request for Information

• Concerning SEP Environmental Qualification of Electrical Equipment NRC Docket No. 50-237 Reference (a): D. L. Ziemann letter to D. L. Peoples dated March 6, 1980

Dear Mr. Ziemann:

Enclosed for your use are copies of the Dresden 2 emergency procedures and referenced secondary procedures as requested in R~ference (a). The procedures enclosed are ohly those that outline actions to be taken during a LOCA, MSLB inside or outside containment, or a_FWLB inside or outisde containment.

The following ~s a list of the enclosed procedures:

A) Emergency Procedures

1) DGA-1 Loss of Coolant (Break Inside Drywell)

2) DGA-2 Loss of Coolant (Slow Leak)

3) DGA-3 Loss of Coolant (Break Outside Drywell)

4) DGA-4 High Reactor Water Level

5) DGA-5 Low Reactor Water Level

6) DGA-6 Reactor High Pressure

7) DGA-13 Area High Radiation

8) DGA-14 High Airborne Activity

9) DGA-19 Procedure to Assure Adequate Core CooliMg

10) DGA-20 Relief Valve Failure B) Secondary Procedures

1) DGP 2-3 Unit 2/3 React6r Scram

2) DGP 2..:1 Unit 2/3 Normal Unit Shutdown

3) DOP 1600-15 Post-Accident Venting of the Primary Containment

Commonwealth Edison Mr: D. L. Ziemann, Chief April l, 1980 Page 2 Also enclosed is an index of all existing emergency procedures to ensure that all necessary procedures have been made available for your review.

Please address any questions you may have concerning this matter to this office.

One (1) signed original and thirty-nine (39) copies of this cover letter and three (3) copies of the enclosures are provided for your use.

Very truly yours, R~~a=

Nuclear Licensing Administrator Boiling Water Reactors Enclosures 2715A

~

• ~~*

~.. ',

e e Commonwealth Edison One First National Plaza. Chicago. lllin.ois

.Address Reply to: Post Office-13*0-x..7'6?

- Chicago, Illinois 60690 April l, 1980 Mr. D. L. Ziemann, Chief Operating Reactors - Branch 2 Division of Operating Reactors U.S. Nuclear Regulatory Commission Washington, DC 20555

Subject:

Dresden Station Unit 2 Response to Request for Information

• Concerning SEP Environmental Qualification of Electrical Equipment NRC Docket No. 50-237 Reference {a): D. L. Ziemann letter to D. L. Peoples dated March 6, 1980

Dear Mr. Ziemann:

Enclosed for your use are copies of the Dresden 2 emergency procedures and referenced secondary procedures as requested in Reference (a). The procedures enclosed are ohly those that outline actions to be taken during a LOCA, MSLB inside or outside containment, or a FWLB inside or outisde containment.

The following is a list of the enclosed procedures:

A) Emergency Piocedures

1) DGA-1 Loss of Coolant (Break Inside Drywell)

2) DGA-2 Loss of Coolant (Slow Leak)

3) DGA-3 Loss of Coolant (Break Outside Drywell)

4) DGA-4 High Reactor Water Level

5) DGA-5 Low Reactor Water Level

6) DGA-6 Reactor High Pressure

7) DGA-13 Area High Radiation

8) DGA- lL{ High Airborne Activity 9,) DGA-19 Proc~dure to Assure Adequate Core CooliMg

10) DGA-20 Relief Valve Failure B) Secondary Procedures

1) DGP 2-3 Unit 2/3 Reactor Scram

2) DGP 2-1 Unit 2/3 Ncirmal Unit Shutdown

3) DOP 1600-15

• Post-Accident Venting of the Primary Containment

Commonwealth Edison Mr. o. L. Ziemann, Chief April 1, 1980 Page 2 Also.enclosed is an index of all existing emergency procedures to ensure that all necessary procedures have been made available for*your review.

Please address any questions you may have concerning this matter to this office.

One (1) signed original and thirty-nine (39) copies of this cover letter and three (3) copies of the enclosures are provided for your use.

Very truly yours, R1f::;_~::::::

Nuclear Licensing Administrator Boiling Water Reactors Enclosures 2715A

,)

e

)

e Commonwealth Edison One First National Plaza, Chicago. Illinois Address Reply to:Post Ottice--Box-767 Chicago, Illinois 60690 April 1, 1980 Mr. D. L. Ziemann, Chief Operating Reactors - Branch 2 Division of Operating Reactors U.S. Nuclear Regulatory Commission Washington, DC,. 20555

Subject:

Dresden Station Unit 2 Response io Request for Information

• Concerning SEP Environmental Qualification of Electrical Equipment NRC Docket No. 50-237 Reference (a): D. L. Ziemann letter to o. L. Peoples dated March 6, 1980

Dear Mr. Ziemann:

Enclosed for your use are copies of the Dresden 2 emergency pro6edures and teferenced secondary procedures as requested in R~ference (a). The procedures enclosed are ohly those that outline actions to be taken during a LOCA, MSLB inside or outside containment, or a FWLB inside or outisde containment.

The following is a list of the enclosed procedures:

A) Emergency Procedures

1) DGA-1 Loss of Coolant (Break Inside Drywell)

2) DGA-2 Loss of Coolant (Slow Leak)

3) DGA-3 Loss of Coolant (Break Outside Drywell)

. 4) DGA-4 High Reactor Water Level

5) DGA-5 Low Reactor Water Level

6) DGA-6 Reactor High Pre~sure

7) DGA-13 Area High Radiation

8) DGA-14 High Airborne Activity

9) DGA-19 Procetjure to Assure Adequate Core Cooling

10) DGA-20 Relief Valve Failure B) Secondary Procedures

1) DGP 2-3 Unit 2/3 Reactor Scram

2) DGP 2-1 Unit 2/3 Nrirmal Unit Shutdown

3) DOP 1600-15 Post-Accident Venting of the Primary Containment

[1

,_ J Commonwealth Edison Mr. D. L. Ziemann, Chief April 1, 1980 Page 2 Also enclosed is an index of all existing emergency procedures to ensure that all necessary procedures have been made available for your review.

Please address any questions you may have concerning this matter to this office.

One (1) signed original and thirty-nine (39) copies of this cover letter and three (3) copies of the enclosures are provided for your use.

Very truly yours,

~1~

Robert F. Janecek Nuclear Licensing Administrator Boiling Water Reactors Enclosures 2715A

.*