NEWFAX 3/85 N58313 ED 7489

> INDEX EQUIPMENT (LOCATION) DESIGNATION I

0. :::J JT4404 - TURBINE STOP VALVE *1 TERMINAL BOX 11'1

SHEET LATEST A DESCRIPTION SCHEME i JT4405 - TURBINE STOP VALVE *2 TERMINAL BOX w No. REV. No. " I w w 1 7 .... TRANSFORMER 01 A RELAY CKTS X0101 JT4203 - TURBINE STOP VALVE #3 TERMINAL BOX - - JT4204 - TURBINE STOP VALVE #4 TERMINAL BOX LL.. .J LL.. rr.> 2 6, TRANSFORMER 02 A RELAY CKTS X0201 "0.

·~ z::i JT4309 - TURBINE INT. STOP VALVE #I TERMINAL BOX :z :z i..111'1

15, GXO! 0 0 3 GENERATOR-TRANSFORMER A RELAY CKTS Vl

I Vl

I GENERATOR-TRANSFORMER A RELAY CKTS GXOI JT4406 - TURBINE INT. STOP VALVE #2 TERMINAL BOX _J _J « 3A 3 JT4205 - JURBINE INT. STOP VALVE #3 TERMINAL BOX <( <( " z ,._, - w 4 15 l GENERATOR-TRANSFORMER A RELAY CKTS (CONTINUED) GXOI - TURBINE INT. STOP VALVE #4 TERMINAL BOX ~ !::::: JT4102 :z

~ z 4A __ 4j GENERATOR-TRANSFORMER A RELAY CKTS (CONTINUED) GXOI JT5309 - TURBINE INTERCEPT VALVE #\ TERMINAL BOX - - ..:

:c 5 11 GENERATOR-TRANSFORMER RELAY CKTS FOR GEN. BKR. TRIPPING ONLY GX03 JT5406 - TURBINE INTERCEPT VALVE #2 TERMINAL BOX u

6 4 TRANSFORMER 01 B RELAY CKTS X0102 JT5201 - TURBINE INTERCEPT VALVE #3 TERMINAL BOX ~~ >-

X0202 JT5103 - TURBINE INTERCEPT VALVE #4 ~ERMINAL BOX a:i 7 3 TRANSFORMER 02 B RELAY CKTS 8 12 GENERATOR-TRANSFORMER B RELAY CKTS GX02 C575l - ANNUNCIATOR SYSTEM LOGIC CABINET

...... 9 /3~17] GENERATOR-TRANSFORMER B RELAY CKTS (CONTINUED) GX02 DAP,DA~ - 125V DC PANELS > DBP,DBN ....... - GENERATOR INADVERTENT ENERGIZATION (GIEl PROTECTION GX02 ~ ;:: 9A 2 C5750A&B - GENERATOR-TRANSFORMER RELAY BOARD SECTIONS - -- > 9B 1 GENERATOR INADVERTENT ENERGIZATION !GIEi PROTECTION (DRAWING VO!Dl GX02 x 1 - MAIN TRANSFORMER I - u..J

~ ~ 10 4 RELAY CONTACT ASSIGNMENTS FOR (SH-II AND (SH-61 XO! - START-UP TRANSFORMER 01 ...,.; en TRIPPING AND LOCK-OUT RELAY CKTS X02 - START-UP TRANSFORMER 02 ::C -:r

Vl l/)

RELAY CONTACT ASSIGNMENTS FOR (SH-2) AND (SH-71 ' x 11 - UNIT AUXILIARY TRANSFORMER I 1 - - 11 4 N ~ TRIPPING AND LOCK-OUT RELAY CKTS C4301 - EXCITATION CUBICLE > -> ....... u..J

RELAY CONTACT ASSIGNMENTS FOR (SH-31 AND (SH-81 JT4401 - TERMINAL BOX FOR SWITCHES OF VALVES IN ~ ~ 12 9 ANTI-MOTORING CIRCUIT = <( TRIPPING AND LOCK-OUT RELAY CKTS ~ -....,.-

SF 11 - SWITCHBOARD Flt FOR SWYD BREAKER 52/11 ::C - l/) 13 1 RELAY CONTACT ASSIGNMENTS FOR (SH-5l SFl3 - SWITCHBOARD F13 FOR SWYD BREAKER 52/13 ..,.,~ -- ~ - TRIPPING AND LOCK-OUT RELAY CKTS !DRAWING VOIDI >> ;;:; l..O - C3093 - INTELLIGENT DIAGNOSTIC DEVICE 1 IDD 1 L.L.JL.L.J - - 11'1 es:= > . ~ 14 10 CONTACTS FOR ANNUNCIATOR AND COMPUTER ALARMS C3093A - TMB SERVERON MAIN TRANSFORMER MONITOR FOR GAS-IN-OIL Cr> cD > ..,., u..J w ~

-~ ~ a:: > 15 4 CONTACTS FOR ANNUNCIATOR AND COMPUTER ALARMS C3093B - CONTROL CABINET FOR TM8 POWER SUPPLY I"'") :x: - w Vl v 0::

JT3040 - MAIN TRANSFORMER I CT TERMINAL BOX ...,.;""° ::C en •.' GENERAL NOTES: .. ::C- l/) . - JT3040A -,JUNCTION BOX FOR TMB WIRING Vl""

.:::::.> ~ 1--

................ ;:o ::c PS3093A - HELIUM BOTTLE PRESSURE SWITCH FOR TMB MONITOR MAI~ VlC:: V>

1. SEE DWG. 7749-E-20, GENERATOR, TRANSFORMER RELAY & ::;::- > TRANSFORMER GAS-IN-OIL ....... -< u..J «:S =....., ~ METERING THREE LINE DIAGRAM, FOR FAULT RELAY "" UE3093A - MOISTURE/TEMPERATURE ELEMENT FOR TMB MONITOR -. -= N ,,,., SENSING & DESCRIPTIONS. gVl

TOWER 3 - LOCATION OF NETWORK CONNECTION ;::...- :i:: > 2. SEE DWG. 7749-E-2, 25KV & 13.BKV METERING AND RELAYING u.J..,., l/) w a:: • ;::... 0:::: ONE LINE DIAGRAM, FOR RELAY FUNCTION. I DESIGNED I DRAWN ELD I DATE 6-20-89

.....,L&..J ~N -SCALE NONE =a:: r-- •

c;:>- ·> <( -= >w I"") 3. FOR EXPLANATION OF EQUIPMENT AND WIRING NUMBERS, SEE DAVIS-BESSE NUCLEAR POWER STATION =~ u..J a:: C> • 0::: -'= 7749-E-tlA, ELECTRICAL NUMBERING SYSTEMS. co V'I co .

UNIT NO. 1 c:::> I--c::o .. :c e>-

' en :::c :c l/') 4. SEE SHEET 16 FOR LIST OF AUXILIARY RELAYS USED FOR THE TOLEDO EDISON COMPANY => VlVl L.L.J Cl«' w TRIPPING AND LOCKING-OUT, ALARMING, ETC. ELEMENTARY WIRING DIAGRAMS == V> =- L&J

.:::::. vir- ....... C'.I -- >

GENERATOR AND TRANSFORMER PROTECTION u-: >. w 5. CONNECTION TO DEVICE 86 RELAY CONTACTS FROM BKRS == L&J ::i::: 0:: -V'I 0::: V1 52/11, 52112, 52/13, 52/31, 52/33, 52151, 52171 TRIPPING AND LOCK-OUT RELAY CKTS ... ~ v

~ ~ w & 52/72 (SEE SHEETS 10 THRU. 13) WILL BE MADE AT ~

..... l

DRAWING NO. REV. ~ .q;

THE RELAY BOARD WITH SHIELDED CONTROL CABLE; TWO -e " 0 U) ~

,._ THIS DRAWING WAS REDRAWN ON CAD CABLES TERMINATED AT SECTION C5750A & TWO AT E-318 INDEX SHT. 1 35 ,,,., LO "'1" ~ SECT ION C5 7508 . AND SUPERSEDES REVISION 12. ......., I"") .......,

t DB 05-07-16 c DFN= /F/SCHEME/E31BISl.DGN