ML17174A590

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DOP 6900-13,Revision 1, Station Battery Isolation & Return to Normal for Discharge Testing U3 250 Vdc Battery.
ML17174A590
Person / Time
Site: Dresden Constellation icon.png
Issue date: 07/31/1979
From:
COMMONWEALTH EDISON CO.
To:
Shared Package
ML17174A578 List:
References
6900-13, NUDOCS 8012160539
Download: ML17174A590 (5)


Text

. . . . . . llOl' 6900-13 sf11.*1*1.c. 1J !)!\'((fl\.Y I~ilJIAl'iON ,\'.;!) Hi*:t'll!<N TO ;*:o:m ..\L Rv *,1 i :d. on 1 I-OR 1nsr.:!/\.l\t;E Tl*:s:r ll~G 113 :~~:,o VDC BATTERY .l11ly 1979

~:.1. :**: ...:...:; :~* .

  • A. .t'IJl~POSE *

'rJic flll'Cf~il::'C nf f'his p1.'t)*C'~*l*n'c *is t.o 1*.,1*uv:i.dc tl1e srr:.ps *::*c<':;*;:;;:y to_.'i~;oL1tc thc* lJ3 250 VDC h:1tt*~1y r.,.r t!1c h:1tU*1y di:;cli.:1q~c i:>>*:;t ;*,nd

  • .then rct11i-n t11c ll3 7.50 VllC hattr:1~y to no~*1q:1l.

. ..4. . .. ..

.

  • B. HEFEHfl!Cr'.S
. 'of .... --:: ...- - - - * : * -.... - -
  • . * . :"_h D05 6900-2 (St;1ti.on B:.1ttc*i:y C:1 11:*icity Ti~:>t).
      • ;'.2~:';;*: i):1r i::noo *6 (Bat t1:ry l1:i.:;ch;iq3e Ti*:; ts - load box c.-111ill.~<:ti.cin)

J. r2i::2321

~J 4,

<: 12E3055 r *

c. .PRE.RE,QUlSITES

. **...* Not:i,fy the Shift Supervisor and the U3 Operator of the iritentiori

.to i~olate the U3 250VDC battery.

D. . PRECAUTIONS *

~. *pb~erve norm~! radiological precautions.

2, Wear proper safety .-ip.parel whlle in::;t;:illing and removing

  • .DC links.

E. LIMITATIONS AND LIMITATIONS

1. Non*e *

.F~ . PROCEDURE L * >VeJ:'ify that the U2 250 VDC battery is supp.lying its nonnal

    • lo.ads.
2. .. Ver:ify that the U2 250 VDC battery charger is charging the V2 250 VDC battery.
3. **Verify that copper bus links are available for Reactor *.

_ ~~uildirig 250 VD~ ~CC No. 3 *(See operating engineer for:*

, *.-~*c:opper. links). *
  • .: '. ~* .

BATTERY ISOLATION

). Verify breaker. E-1 (Turbine Building 250 VDC MCC No. 3 **

  • I,*: t,f':,:*t-q~\ 11 ~~ict:Q.i:i. Bllilding 250 VDC MCC No. 3). is open as noted on

.f'gtire 2. *

. Qperat51r---'------------ Date_ _ _"'-----_,..;.-

APPROVE[)

1 AUG2 3'79

DOP 0 1J00-13 P.1*:vi,;i.on 1 (b) T.1~stnl l t 1 10 coppl':r Ti 11ks in Re:; cl 1Jr P.1d.lrVi np, ?'..iO VDC

  • 1 <.:c f:o. 3 to Turhi11e f:11ildin_ri_J.~O v6c ).;*i*:-c-*No-.- 3-:1-s
  • ,)**~) t-C~.f .. o_fi_Fig u*re** :2 *.~*:-* -** *------**-* **-.****--*. -------- ... --- ---*******-- *-* . ******* ..... **--

01H~r:1tor: __ .. ***--**-- **--*-*****-- -*- D;1te (c) CLOSE hreaker E-l (T11*i'hi.11e 811i.icli;1g 250 VJ)C Ml~C No. 3 to -Ren ct or n1ri*l di ng____i5"()- \Ti-JC . . ;:ji~C ... tJo ~- **3; ----* * -*-**** **------ *--* ----

-*----* -*** * ** ---******--** .. __ ?___ ***-*-****-*--**-***-*-** **-****-*-

Opr.: 01 tor .. -****---*-*-*- ___ *--*** *-*--*-*-*- .D<1 t e (d) Oi'FN bn*i!kt~r A-*l. (113- /.'.iO VDCP.:1tt**cy ;11HI Ck1ri_;1~r Ft*Pd

. 1.0 T11rhinc !luil d i~;*g--/5o \iijc... i~<:c *:};o:*-3y ~~s *1;-;t_*(~;1 **0n *--

  • t:;iii-1~r*e-T.--- ** -** -*-**--*-***** --** *---- **- --*-*****---

Operat~r_____________ Date (e) OPEN hrc:iker A-J _(!_1_~ __ 259 VDC TL-i.t tery C:l~1_:~E_ to U3 7.50 VDC Battery) as noted on figure 1.

Operat<?.r_*-----*- Date

5. *Verify that breaker 11.-2 (2/3. charger to B;1ttery) is OPEN as hoted in Figure I.

BACK TO NORMAL 6~ (a) CLOSE breaker A-3 (UJ 7.50 VDC Battery Charger to U3 250 VDC Battery) as noted on Figure 1.

Date (b) . CLOSE breaker A-1 (UJ 250 VDC 13att<.!ry and Charger Feed to Turbine Building 250 VDC MCC No. 3) as noted on Figure 1.

(c) OPEN breaker E-1 _(Turhine Building 250 VDC MCC No. 3 to Reactor Building 250 VDC MCC No. 3) as noted on Figure 1.

Oper~t~r---~----- Date_ _ _ _ _ _ _ _ __

(d) Remove two copper links in Reactor Building 250 VDC MCC No. 3 to Turhine Building 250 VDC MCC no. 3 as noted on Figure 2.

Operat_or--------- Date_ _ _ _ _ _ _ _ __

.. A*

\.. .

APPROVED.

AUG2 379 2

. *" * - - - - * - - * .. **:..;..,1..*......... _*"*** .

  • ** D.O.S.R.

DOP 6900-13 Rcvtsion 1 G. Cll r:'.CKLT STS I. Fi.eure 1

1. 3.9.A.5.
2. 3.9.B.3
3. 4.9.B.l
4. 4.9.B.2
5. . 4.9.B.3 .

APPROVED.

AUG23'79

  • ~- -*--- .~-~ *-- ------ 3 o.o.s.R. *
  • ........--***'I .. *.r:.u.**--**~-******-'.-**---.i-*. . ~*~- --~: *-----* . . . _ .................... -~ *- -**-**

. 1 UNIT 3 TURBINE BUILDING 250VDC MOTOR CONTROL CENTER #3 A B c D I

E F G  !; H l J I i 1 250 voe I Z50 VUC 1 1 1 250 voe l i '

l :l .; l I

U3 Battery Battery I I

I '

Turb. Bldg  :

and Charger Charger \.\CC No. 3  !

Feed to Con.tro 1 - to Reactor  ! i Turb. Bldg .- i MCC No. 3 Bldg. MCC No. 3

  • l J i

~ . . I j.

i r

I i

.\' ~I  !

i .

2 2

! i 2 2 2 2 25G v~-

IJ \,

I Turb. 0 l cig

  • i l

iI MCC

'.:o No.* 3 :

<.ec:c::or I

I 3idg MCC  :

2 250 voe 2 I I 1-io. 2  :

i 2/3 Charger Spare I I I  !

to Ul.

Battery Ii . '

I l'

3 '

3 Charger 3 3 3 3 i3 I3 .

I to U3 Spare Spare Spare I Spare i j

i Spare .Space Battery I!  : .

..I I i I I l

Vl 0

~ r ] i -

0

\..0

~

I  ! 0 0 I

... *~ I I  ::J 0

... ~- . ... . *. i I

. .. I I i .. . . ~W J

Figure

I ~

480V sur-,** . 4f;OV SUPPLY . :

ff!OM M.c.c. ROM M.c.c. 29-2

<8-LY F'R0-38-2

.., ':,_ 'f.

'L---"'r I

250 v.o.c.

BATIEnY l 0@~A~T~*~R~*

~rr *I I lCHGR 2/c.x..J_ _

fV'. .f'A'.

\:..J_\:.::.J_.._

1' w c;. Ci\

~--U-N-IT_3_.~...*r-.-u_N_1r_2_ _ _ __,!~'-~~~~--_.

N.O. i N.C ..

~

. b . . .

  • i 1

TURB. Bµ>G 250 t

v.o.c; r

, N.C.

M.C.C. t\0.3.. y

) A_:l -

. . l I .

TURB BLOG N.C. } ..

? 4'.50 V.D.C. :.*.. c.t. :iv.2 f

( .*.--.~

i . b *

  • b 0 . ~-

.);

N.Q. )H~ . N.Ct.._)J--2 --------.-!--- ~~C. _2)

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c;. .

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N.O ">I

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~l. .*~* T~YP.IC.

1:.,J i . ~yp*cA: h l* ' . ,/

. -' . AL . *' . - \:::J T'.?.c;.. L " ....... ~r . . -- . .

n. I * * *""h
  • I TYPICAL . ),, *OF l.~OTOR  :,*.. Q.V .. : A. : -Cc.cJ-eu ~;-i SOL~(-; S: ce ~2

~ 1oca ted o OF .. 0 ~on r.1.0.v. . ~ .. ~ FEE;:JS FEE;)S.  : i\eactor ;J,GS ~;::;, 570').

~ south s id~ 1 FEE~S A cu . *

°LI~~ Y...,, nEACiU~ 8~DG1;0.2 ~ __<,./l FEEDS *

~ . U3 Reactor:: ) . . . . REf,CTOR 13LOG ~ LINKS . 2~:i v.;:i.c. 1.~.c.c.

~ (E~'.dho*)euf £;voi;*"U~s 1

__o.._,..,_~,_

X) 3A i ~' <~ii~T ~ lB BUS 28

6) LJ BUS .._r SPLIT
6) 6\

9 ...._;;)

8 6,

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2A Ji ~

I ETC ETC A .

11 1:....J. "LJ

  • ~
  • TYPICAL TYPICAL TYPICAL.. TYPiC.\L TYP:C:..L.

0 7Y?.C;"-._

OF MOTOR - M.O.V. M.O.V. M.0.V. M.O.V.

FEEDS FEEDS OF ,'.1.~TCR FEEDS FEEDS F~EOS

  • FC.EL)S

~-"\'.)

-;o o* . 250.Vdc SYSTEM

~ ~

0 tO \3

-~-- .

Figure 2