ML17174A577
| ML17174A577 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 07/31/1976 |
| From: | COMMONWEALTH EDISON CO. |
| To: | |
| Shared Package | |
| ML17174A578 | List: |
| References | |
| 6600-8, NUDOCS 8012160517 | |
| Download: ML17174A577 (2) | |
Text
a r A.
.PURPOSE A ITACH Mf;AJT z.
DIESEL GENERATOR ~ORMAL-BYPASS SWITCH OPERATION DOP 6600-8 Revision 0 July.1976 To provide an outline for determining the mc>st clesirable selection the 2/3 diesel generator use for eithe.r Unit 2 or l, assuming a.*
- *
- simultaneous start signal from both units.
B.
REFERENCES
- 1.
None.
C *.
- PREREQUISITES
- l.
None.
D.
PRECAUTIO~~
l; *.
None E.
.LIMITATIONS AND ACTIONS
.1.
Placing the diesel generator ioode switch in NORMAL gives other unit priori fy.
a*
This procedure assumes that all things. are equal.
- CondJt.ions after a simultaneous signal from both units may require~ that the priority of the diesel be changed.
F.
PROCEDURE
- 1.
Use attached table to determine ~witc~ position as follows::
- a.
Enter table from left with conditions of Unit 2.
- b.
Move to right with cond i ti ons of Unit 3.
- c.
Move to right for.status of Unit 2 diesel generator.
- d.
- e.
G *.
- CHECKLISTS
- 1.
None.
Move to right f?r. status of Unit 3 diesel generator.
Read position of the (normal-bypas~) swJtches for panel~
902-8 and 903-8 in the last two columns.
H.
- TECHNICAL SPECIFICATION REFERENCES
- l *
- None.
s 0121 s.o'iY1 ---*- --
. *~"I., ** --~,,,,'
"' I
~U\\.~';,.~t~*.
AUG06\\976.
Unit 2 Status Unit 3 Status
~
Run or Start-up.
- Run or Rx Temp >212 Start-up Rx Temp. ::> 212 Shu,tdoWn or Refuel Rx Temp < 212 Shutdown or Refue 1 Rx.Temp < 212 Run or Start-up
. Rx Temp > 2 12
--~-- --
TABLE *1
- U2 Diesel U3 Diesel Status Status Operable**
Ope~able lnop lnop Operable Operable lnop lnop Operable Operable lnop lnop Operable Operable lnop l'nop.
Operable Switch 902-8 Bypass Normal Bypass.
Bypass Bypass Bypass Bypass Bypass Bypass Normal Bypass Bypass Normal Norma 1
- Normal Normal DOP 6600... a Revision. O Switch
- 903-8 Bypass Bypass Bypass Normal Norma 1.
Normal
- Normal Normal Bypass Bypass
- .Bypass.*.
Normal Bypass Bypass Byp.ass Bypass