220kV Protection Scheme

(1)

DF001 SIG N . SIG N . SIG N . CLIENT :

DATE

SCALE

DRAWING No.

A

NTS

28/11/2012

C

P

D

K

T

8

8 S

C

2

8

80 REV

ALSTOM T&D INDIA LTD.ALSTOM T&D INDIA LTD.ALSTOM T&D INDIA LTD.ALSTOM T&D INDIA LTD.

GE TC O-2 .X LS

220/66KV GETCO - Bhachau SUBSTATION

SHEETS

JKK

220kV LINE PROTECTION

19/1, G S T Road, Pallavaram

PO NO. TITLE

ESA

Chennai - 600 043

PROJECT JKK

APPD

DRAWN

CHECKED

JKK Date 28/11/2012 Date 28/11/2012 Date 28/11/2012 JKK DESCRIPTION DRAWN CHECKED Name

CE(Projects)/V/5829 05.09.2012

VADODARA -390 007 GUJARAT

GUJARAT ENERGY TRANSMISSION CORPORATION LTD.GUJARAT ENERGY TRANSMISSION CORPORATION LTD.GUJARAT ENERGY TRANSMISSION CORPORATION LTD.GUJARAT ENERGY TRANSMISSION CORPORATION LTD.

SARDAR PATEL VIDYUT BHAWAN,RACE COURSE ROAD

Name 0 FRIST ISSUE Name ESA APPROVED REV. Th is d ra win g a nd d es ig n i s t he p ro pe rty o f A LS TO M a nd m us t n ot be c op ie d o r l en t w ith ou t p rio r p erm is sio n i n w rit in g

(2)

220KV LINE PROTECTION PANEL

CUSTOMER : GUJARAT ENERGY TRANS. CORP. LTD

PROJECT : GETCO - Bhachau S/S

P.O. NO.: CE(Projects)/V/5829 PO dated 05.09.2012

SALES ORDER NO.: 3269023620

ENGG. REF. NO.: KT88

(3)

S.NO.

DESCRIPTION

DRAWING NO.

ISSUE

1 GA Drawing - Panel Type 2R8A

CPG KT88 2R8A (F)

A-28.11.2012

2 Legend - Panel Type 2R8A

CPG KT88 2R8A (L)

A-28.11.2012

3 GA Drawing - Panel Type 2R8B

CPG KT88 2R8B (F)

A-28.11.2012

4 Legend - Panel Type 2R8B

CPG KT88 2R8B (L)

A-28.11.2012

5 Schematic Drawing

CPD KT88 SC28

A-28.11.2012

(4)

(5)

(6)

DEV REF.

MATERIAL NAME

MAKE

DESCRIPTION

21M1

P44431AJ6M0550K

ALSTOM

NUMERICAL DIST PROTN RELAY TYPE MiCOM P444,110-250V DC/100-240V AC,CT-1&5A;24I/P;46O/P;CHK

SYNC; IEC61850 PROTOCOL

75A

MVAJM14JB1000A

ALSTOM

CONTROL RELAY-PT SELECTION

10M E/R : FLAG-YES: 220-250V DC: WD: 01 MVAJM14 011

75B

MVAJM14JB1000A

ALSTOM

CONTROL RELAY-PT SELECTION

10M E/R : FLAG-YES: 220-250V DC: WD: 01 MVAJM14 011

75C

MVAJM14JB1000A

ALSTOM

CONTROL RELAY-PT SELECTION

10M E/R : FLAG-YES: 220-250V DC: WD: 01 MVAJM14 011

75D

MVAJM14JB1000A

ALSTOM

CONTROL RELAY-PT SELECTION

10M E/R : FLAG-YES: 220-250V DC: WD: 01 MVAJM14 011

80DC1

MVAAM11B1CJ5516A

ALSTOM

DC SUPPLY SUPERVISION RELAY

2M 2C/O SR : FLAG-REV : VX1:110-125VAC/DC , VX2:220-250VAC/DC: 60-100 mS TDDO WD:Z1MVAAM11014

80DC2

MVAAM11B1CJ5516A

ALSTOM

DC SUPPLY SUPERVISION RELAY

2M 2C/O SR : FLAG-REV : VX1:110-125VAC/DC , VX2:220-250VAC/DC: 60-100 mS TDDO WD:Z1MVAAM11014

86A

MVAJ205LA1002A

ALSTOM

HIGH SPEED TRIPPING RELAY GROUP A

HI/LO BURDEN : FLAG-YES : 220-250V DC : 18M 2B ER/HR WD:01 MVAJ 205 01

96 MVAJ105JA1002A

ALSTOM

HIGH SPEED TRIPPING RELAY GROUP A

FLAG-YES; 220-250V DC; ER/HR; 8M + 2B CONTACT CONFIG; CASE SIZE:2

BCU

EC264-G0187

ALSTOM

BAY COUNTROL UNIT - 80TE; Vaux: 220V DC and 115 to 230V AC, CPU270 with 2* RJ45, TMU220,

Inom: 1A/5A, 4DI, 5DO,1SWU CARDS

BLKA

MPGTESTBLOCK

ALSTOM

TEST BLOCK - DISTANCE PROTECTION - 21M1

STANDARD TEST BLOCK

BLKB

MPGTESTBLOCK

ALSTOM

TEST BLOCK - DISTANCE PROTECTION - 21M1

STANDARD TEST BLOCK

BLKF

MPGTESTBLOCK

ALSTOM

TEST BLOCK - BAY CONTROL UNIT - C264

STANDARD TEST BLOCK

EM-1

GB224630060012122

SEMS

STATIC ENERGY METER (PRIMIER) 3PART CL:-0.5S 3PH 4WIRE 3ELE 300-600-1200/1A-220KV/110V; MDI

30MIN; RS485; SPECIAL: SUITABLE FOR GETCO DAS CONECTIVITY

PB01

CPB0000101

TEKNIC

PUSH BUTTON BLACK 2NO+2NC 86A RESET

TTB1

CTB4000002

DAV

DAV MAKE TEST TERMINAL BLOCK 3PH 4 WIRE - EM1

52CS

S22N120SRL2PM108

ALSTOM

SELECTOR SWITCH 22 WAY NON-LOCK 120 DEG SPRING RETURN

TTB2

CTB4000002

DAV

DAV MAKE TEST TERMINAL BLOCK 3PH 4 WIRE - EM2(FUTURE)

SCHEME REF: DT8828 ENGG.REF.NO: KT88 CUSTOMER: GUJARAT ENERGY TRANS. CORP. LTD LEGEND TO GA DRAWING PREPARED BY: ESA REVISION: A

NETWORK NO.: . PROJECT: GETCO - Bhachau PANEL TYPE: 2R8A FILE: KT882R8A CHECKED BY: JKK DATE: 28.11.2012

FINISHED GOOD: . P.O.NO.: CE(Projects)/V/5829 TITLE: 220KV LINE PROTECTION PANEL APPROVED BY: JKK SCALE: NIL

SALES ORDER-ITEM: 3269023620 Dated 05.09.2012 PALLAVARAM CHENNAI 600043 DRG. NO.: CPG KT882R8A (L) SHT 1 OF 2

(7)

INTERNALLY MOUNTED EQUIPMENTS

DEV REF.

MATERIAL NAME

MAKE

DESCRIPTION

80C

CCN1000008

SIEMENS

CONTACTOR 220VDC 4NO + 4NC - FOR DC CHANGE OVER CIRCUIT

80D

CCN1000008

SIEMENS

CONTACTOR 220VDC 4NO + 4NC - FOR DC CHANGE OVER CIRCUIT

CIL

CPE0000600

IMTECH

COMPACT FLOURESCENT LAMP - 11W 230V AC

HS

CPF0500901

SWITRON

HEATER SWITCH

HT

CPA0178101

SOFIA

HEATER 230V AC 50HZ, 60W

PS

CPE0000344

ANCHOR/OSWAL

POWER SOCKET 5/15A WITH SWITCH + PLUG 3PIN 230V AC 3 PIN 230V AC

R86A

CPE0000197

--

RESISTOR 3.3K

TH

CPE0000612

MAVIS / APT CTRLS

THERMOSTAT 230V AC, 30 - 80 DEG C 230V, 85 DEG C

NETWORK NO.: . PROJECT: GETCO - Bhachau PANEL TYPE: 2R8A FILE: KT882R8A CHECKED BY: JKK DATE: 28.11.2012

SALES ORDER-ITEM: 3269023620 Dated 05.09.2012 PALLAVARAM CHENNAI 600043 DRG. NO.: CPG KT882R8A (L) SHT 2 OF 2

(8)

(9)

(10)

DEV REF.

MATERIAL NAME

MAKE

DESCRIPTION

195B

MVAXM31D1CE3005A

ALSTOM

TRIP COIL SUPERVISION RELAY - TC-1 B PHASE

1M 2B SR : FLAG-REV : 220-250V DC WD:Z1MVAXM31001SHT1

195R

MVAXM31D1CE3005A

ALSTOM

TRIP COIL SUPERVISION RELAY -TC-1 R PHASE

1M 2B SR : FLAG-REV : 220-250V DC WD:Z1MVAXM31001SHT1

195Y

MVAXM31D1CE3005A

ALSTOM

TRIP COIL SUPERVISION RELAY -TC-1 Y PHASE

1M 2B SR : FLAG-REV : 220-250V DC WD:Z1MVAXM31001SHT1

21M2

YN1M301828XB

ABB

REL670 VAR-2 DIST PROTN; VAUX=90-250V DC; TRAFO MODULE TRM 6I+6U 1A,110/220V(0-340V) AC,50/60HZ;32 I/P , 48

O/P;SERIAL COMM;OPTICAL ETHERNET MODULE;IEC61850-8-1;1 CHANNEL;GLASS SLOT X311

295B

MVAXM31D1CE3005A

ALSTOM

TRIP COIL SUPERVISION RELAY - TC-2 B PHASE

1M 2B SR : FLAG-REV : 220-250V DC WD:Z1MVAXM31001SHT1

295R

MVAXM31D1CE3005A

ALSTOM

TRIP COIL SUPERVISION RELAY -TC-2 R PHASE

1M 2B SR : FLAG-REV : 220-250V DC WD:Z1MVAXM31001SHT1

295Y

MVAXM31D1CE3005A

ALSTOM

TRIP COIL SUPERVISION RELAY -TC-2 Y PHASE

1M 2B SR : FLAG-REV : 220-250V DC WD:Z1MVAXM31001SHT1

80DC3

MVAAM11B1CJ5516A

ALSTOM

DC SUPPLY SUPERVISION RELAY FOR BUSBAR

2M 2C/O SR : FLAG-REV : VX1:110-125VAC/DC , VX2:220-250VAC/DC: 60-100 mS TDDO WD:Z1MVAAM11014

80DC4

MVAAM11B1CJ5516A

ALSTOM

DC SUPPLY SUPERVISION RELAY FOR BUSBAR

2M 2C/O SR : FLAG-REV : VX1:110-125VAC/DC , VX2:220-250VAC/DC: 60-100 mS TDDO WD:Z1MVAAM11014

86B

MVAJ205LA1002A

ALSTOM

HIGH SPEED TRIPPING RELAY GROUP B

HI/LO BURDEN : FLAG-YES : 220-250V DC : 18M 2B ER/HR WD:01 MVAJ 205 01

87CU

P74136AA6M0510K

ALSTOM

INTEGRATED BUSBAR PROTN-CENTRAL UNIT; PHASE-3 HARDWARE; CASE SIZE 80TE; 8OPTO INPUTS, 8 O/PS, 2

COMMUNICATION BOARDS; AUX. VOLTAGE: 110250V DC; PROTOCOL: IEC61850; ETHERNET 100 MBPS

-BLKC

MPGTESTBLOCK

ALSTOM

TEST BLOCK - DISTANCE PROTECTION-21M2

STANDARD TEST BLOCK

BLKD

MPGTESTBLOCK

ALSTOM

TEST BLOCK - DISTANCE PROTECTION -21M2

STANDARD TEST BLOCK

BLKE

MPGTESTBLOCK

ALSTOM

TEST BLOCK - BUSBAR PROTECTION - P743

STANDARD TEST BLOCK

BLKCU

MPGTESTBLOCK

ALSTOM

TEST BLOCK - BUSBAR PROTECTION - P741

STANDARD TEST BLOCK

LIU-1

GB54143002400001

GENTECH

LINE INTERFACE UNIT - 24 PORT LIU WITH ST COUPLER

LIU-2

GB54143002400001

GENTECH

LINE INTERFACE UNIT - 24 PORT LIU WITH ST COUPLER

NETWORK NO.: . PROJECT: GETCO - Bhachau PANEL TYPE: 2R8B FILE: KT882R8B CHECKED BY: JKK DATE: 28.11.2012

SALES ORDER-ITEM: 3269023620 Dated 05.09.2012 PALLAVARAM CHENNAI 600043 DRG. NO.: CPG KT882R8B (L) SHT 1OF 2

(11)

DEV REF.

MATERIAL NAME

MAKE

DESCRIPTION

PB02

CPB0000101

TEKNIC

PUSH BUTTON BLACK 2NO+2NC 86B RESET

PBRST

CPB0000101

TEKNIC

PUSH BUTTON BLACK 2NO+2NC 87CU RESET

PU

P743316A6M0510K

ALSTOM

INTEGRATED BUSBAR PROTN-PERIPHERAL UNIT,110-250V DC WITH 1/5A CT INPUT; IEC61850 PROTOCOL ETHERNET 100MBPS

INTERNALLY MOUNTED EQUIPMENTS

80CO

CCN1000008

SIEMENS

CONTACTOR 220VDC 4NO + 4NC - FOR DC CHANGE OVER CIRCUIT

CIL

CPE0000600

IMTECH

COMPACT FLOURESCENT LAMP - 11W 230V AC

HS

CPF0500901

SWITRON

HEATER SWITCH

HT

CPA0178101

SOFIA

HEATER 230V AC 50HZ, 60W

PS

CPE0000344

ANCHOR/OSWAL

POWER SOCKET 5/15A WITH SWITCH + PLUG 3PIN 230V AC 3 PIN 230V AC

R86B

CPE0000197

--

RESISTOR 3.3K

TH

CPE0000612

MAVIS / APT CTRLS

THERMOSTAT 230V AC, 30 - 80 DEG C 230V, 85 DEG C

NETWORK NO.: . PROJECT: GETCO - Bhachau PANEL TYPE: 2R8B FILE: KT882R8B CHECKED BY: JKK DATE: 28.11.2012

SALES ORDER-ITEM: 3269023620 Dated 05.09.2012 PALLAVARAM CHENNAI 600043 DRG. NO.: CPG KT882R8B (L) SHT 2 OF 2

(12)

APPROVED BY: DRG. NO.: CHECKED BY: PREPARED BY: PALLAVARAM CHENNAI 600043 REVISION: DATE: SCALE:

SCHEME TYPE:

ABC

D

ENGG.REF.NO.: SALES ORDER: PANEL TYPES: SCHEMATIC DRAWING BASE FILE: PROJECT: TITLE: P.O.NO.: CUSTOMER: Dated FOR ALSTOM REF:

ALSTOM T&D India Limited - AUTOMATION SAS

-SHT OF FILE: 2R8A 2R8B FEEDER 3269023620 220KV LINE PROTECTION ESA JKK JKK A 28.11.2012 CPD KT88 SC28 GETCO - Bhachau CE(Projects)/V/5829

GUJARAT ENERGY TRANS. CORP. LTD

LIST OF DRAWINGS 05.09.2012 KT88 00 69 DT882800

1 LIST OF SYMBOLS

2 KEY SINGLE LINE DIAGAM

3 SINGLE LINE DIAGAM

4 AC DISTRIBUTION

5 DC SUPERVISION

6 DC DISTRIBUTION

7

8

9 VOLTAGE SELECTION CKT

10 VOLTAGE SELECTION CKT

11 DISTANCE PROTN.(MAIN-1) - AC CIRCUIT

12 DISTANCE PROTN.(MAIN-1) - DC/OPTO I/P CIRCUIT

13 DISTANCE PROTN.(MAIN-1) - DC/OPTO I/P CIRCUIT

14 DISTANCE PROTN.(MAIN-1) - OUTPUT RELAY CONTACTS

15 DISTANCE PROTN.(MAIN-1) - OUTPUT RELAY CONTACTS

16 DISTANCE PROTN.(MAIN-1) - I/O & LED CONFIGURATION

17 DISTANCE PROTN.(MAIN-2) - AC CIRCUIT

18 DISTANCE PROTECTION (MAIN-2) - DC I/P CKT

19 DISTANCE PROTECTION (MAIN-2) - DC I/P CKT

20 DISTANCE PROTECTION (MAIN-2) OUTPUT CKT

21 DISTANCE PROTECTION (MAIN-2) OUTPUT CKT

22 DISTANCE PROTN.(MAIN-2) - D/I & LED CONFIGURATION

23 DISTANCE PROTN.(MAIN-2) - O/P & GOOSE SIGNALS

24 BLANK SHEET

25 TRIP RELAY CIRCUIT - GROUP-A

26 TRIP RELAY CIRCUIT - GROUP-B

27 LBB TRIP RELAY CIRCUIT

28 CB CLOSING CIRCUIT

29 CIRCUIT BREAKER CONTROL CKT. (TC-1)

30 CIRCUIT BREAKER CONTROL CKT. (TC-2)

31 ISOLATOR / EARTH SWITCH CKT

32

33

34 SWITCH CONTACT DISTRIBUTION

35 TBC BREAKER CONTACT DISTRIBUTION

36 TBC BREAKER CONTACT DISTRIBUTION

37 BUS BAR PROTN - AC CKT

38 BUS BAR PROTN - OPTO CKT

39 BUS BAR PROTN - OUTPUT RELAYS CKT

40 DIRECT TRIP SEND-1/2 & LBB LOGIC

41 N-I-T, A-R SWITCH & SYNCHRONISING LOGIC

42 AUTO RECLOSER LOGIC

43 ISOLATOR INTERLOCK LOGIC

44 CARRIER IN/OUT & CB INTERLOCK LOGIC CKT

45 BCU CARD DETAILS

46 BCU CT/PT & AUX SUPPLY CKT

47 BCU - DIGITAL INPUT CKT

48 BCU - DIGITAL INPUT CKT

49 BCU - DIGITAL INPUT CKT

50 BCU - DIGITAL OUTPUT CKT

51 BCU - DIGITAL OUTPUT CKT

52 BCU - DIGITAL OUTPUT CKT

53 BCU - DIGITAL OUTPUT CKT

54 MAKE SPECIFIC CB (2-X52) TERMINALS

55 MAKE SPECIFIC CB (2-X52) TERMINALS

56 MAKE SPECIFIC CB (2-X52) TERMINALS

57 MAKE SPECIFIC CB (2-X52) TERMINALS

58 MAKE SPECIFIC CB (2-X89A) TERMINALS

59 MAKE SPECIFIC CB (2-X89A) TERMINALS

60 MAKE SPECIFIC CB (2-X89B) TERMINALS

61 MAKE SPECIFIC CB (2-X89B) TERMINALS

62 MAKE SPECIFIC CB (2-X89C) TERMINALS

63 MAKE SPECIFIC CB (2-X89C) TERMINALS

64 MAKE SPECIFIC CB (2-X89L) TERMINALS

65 MAKE SPECIFIC CB (2-X89L) TERMINALS

66 MAKE SPECIFIC CB (2-X89LE) TERMINALS

67 DC DISTRIBUTION - CU

68 CENTRAL UNIT CIRCUIT

69 FIBRE OPTIC CONNECTION CIRCUIT

SCHEMATIC DRAWING

220KV LINE PROTECTION

PANEL TYPES: 2R8A 2R8B

LINE VT CIRCUIT - 220KV

ENERGY METER CIRCUIT

ISOLATOR / EARTH SWITCH CKT

THIS SCHEME IS APPLICABLE ONLY FOR BELOW CIRCUIT

NOTE:-PANEL TYPE CIRCUIT NAME

220kV RADHANPUR LINE-1 2R8A, 2R8B

SL.NO 1

(13)

SCHEME TYPE:

ABC

D

LIST OF SYMBOLS 05.09.2012 KT88 01 69 DT882801 TB1 TYPE 1 CCC TERMINAL BOARD BREAK CONTACT -

CHANGE OVER CONTACT

CHANGE OVER CONTACT -

CHANGE OVER CONTACT - DELAYED PICKUP

DELAYED DROP OFF HAND RESET

HAND RESET FOR BCU I/P & O/P CKTS

AT C&R PANLES TERMINAL BOARD AT CIRCUIT BREAKER TERMINAL BOARD AT CT/VT KIOSK /PLCC PANEL TERMINAL BOARD AT ISOLATOR TERMINAL BOARD MAKE CONTACT WITH

BREAK CONTACT WITH BLOWOUT MAGNET

BLOWOUT MAGNET BREAK CONTACT - DELAYED PICKUP

DELAYED DROP OFF BREAK CONTACT - BREAK CONTACT MAKE CONTACT - THYRISTOR HAND RESET MAKE CONTACT - MAKE CONTACT MAKE CONTACT - MAKE CONTACT - DELAYED PICKUP

DELAYED DROP OFF

SYMBOL DESCRIPTION FLASHER RELAY HAND RESET RELAY COIL -FLAG INDICATOR SLOW OPERATING TB AT C&R PANLES DISCONNECTING GENERAL SYMBOL RELAY COIL -SLOW RELEASING RELAY COIL -DESCRIPTION RELAY COIL -SYMBOL DS SYMBOL TERMINAL BLOCK NO

FERRULE NO

WIRE CROSS REFERENCE STANDARDS

L101

20

_{SHEET NO}

BUSWIRE ELECTRIC HOOTER CONTROL/SEL SW.-TYPE ODS

SEMAPHORE INDICATOR ELECTRIC BELL INDICATING LAMP WAY NO PANEL TYPE WIRE NO

METROSIL SURGE DIVERTOR TEST BLOCK - MPG STABILISING RESISTOR RESISTOR LINK FUSE POWER SOCKET THERMOSTAT CUB.ILLUMN.LAMP WITH D/S HEATER HEATER SWITCH DESCRIPTION

FERRULE - "S" : EVENT LOGGER/DAS/SCADA CIRCUITS

FERRULE - "U" : SPARE CONTACTS

FERRULE - "P" : DC CIRCUIT - BUSBAR PROTECTION CIRCUITS

FERRULE - "L" : INDICATION & ALARM CIRCUITS

FERRULE - "K" : CONTROL CIRCUITS

FERRULE - "J" : AUXILIARY DC CIRCUIT

FERRULE - "A" : CT CIRCUIT - MAIN PROTECTION

FERRULE - "B" : CT CIRCUIT - BUSBAR PROTECTION

FERRULE - "C" : CT CIRCUIT - BACKUP PROTECTION

FERRULE - "D" : CT CIRCUIT - METERING

FERRULE - "E" : VT CIRCUIT - PROTECTION/METERING

FERRULE - "G" : VT CIRCUIT - SYNCHRONISING

FERRULE - "H" : AUXILIARY AC CIRCUIT

FERRULE NUMBERING STANDARDS

TB DETAILS 1. TB1 - CT CKTS 2. TB2 - PT CKTS 3. TB3 - I/C AC & DC CKTS 4. TB4 - CONTROL CKTS 6. TB7- SPARE

7. TBO* - BCU DIGITAL O/P CKT 8. TBI* - BCU DIGITAL I/P CKT

* SLOT REFERENCE OF BCU

5. TB4X - CONTROL CKTS (EXCEEDING 99 TBs.) 5. TB4A - TBC CONTROL CKTS

1. BB1 - AC & PT CKT BB DETAILS

2. BB2 - TRANSFER & EFS SIGNAL 3. BB3/BB4/BB5 - SIGNALS FOR OWN CKT

(14)

SCHEME TYPE:

ABC

D

SINGLE LINE DIAGAM 05.09.2012 KT88 02 69 DT882802 220KV MAIN BUS-2 220KV MAIN BUS-1 TRANSFER BUS P2 P1 1200-600-300/ 1-1-1-1A 3 110V 3 110V 3 220KV 2-189B 3 110V 3 110V 3 220KV 220KV MAIN BUS-2 220KV MAIN BUS-1 TRANSFER BUS A A 220KV MAIN BUS-2 220KV MAIN BUS-1 TRANSFER BUS 2-489B P2 2-4CT P1 2-452 220KV BUSCOUPLER 1200-600-300/ 1-1-1-1A 2-489A 3 110V 3 110V 3 220KV BUS-1 PT 3 110V 3 110V 3 220KV 2-189A BUS-2 PT 220KV MAIN BUS-2 220KV MAIN BUS-1 TRANSFER BUS A A 2-9LA 2-952 P2 P1 2-9CT 1200-600-300/ 1-1-1-1A 2-989C 2-9LA 2-989L 2-989B 2-952 2-989A P2 P1 2-9CT 1200-600-300/ 1-1-1-1A 2-989C 220/66KV TRANFORMER.1 BAY-9 BAY-7 3 110V 3 110V 3 110V 3 110V 2-989LE 2-11LA 2-1189L 2-1152 2-1189LE P2 P1 3 110V 3 110V 3 220KV 2-11WT 2-11CT 1200-600-300/ 1-1-1-1A 2-1189C NCIT 2-1189B 2-1189A 3 110V 3 3 220KV 220KV VARSANA LINE#1 BAY-11 2-11LCVT 1 2 2-10LA 2-1089L 2-1052 2-1089LE P2 P1 3 110V 3 110V 3 220KV 2-10WT 2-10CT 1200-600-300/ 1-1-1-1A 2-1089C NCIT 2-1089B 2-1089A 3 110V 3 3 220KV 220KV VARSANA LINE#2 BAY-10 2-10LCVT 1 2 2-889A 2-889B 2-889C 2-852 2-8CT 1200-600-300/ 1-1-1-1A P1 P2 2-889A 2-889B 2-889C 2-852 2-8CT 1200-600-300/ 1-1-1-1A P1 P2 220KV TBC BAY-8 2-7LA 2-789L 2-752 2-789LE P2 P1 3 110V 3 110V 3 220KV 2-7WT 2-7CT 1200-600-300/ 1-1-1-1A 2-789C NCIT 2-789B 2-789A 3 110V 3 3 220KV 220KV RADHANPUR LINE#1 BAY-7 2-7LCVT 1 2 2-6LA 2-689L 2-652 2-689LE P2 P1 3 110V 3 110V 3 220KV 2-6WT 2-6CT 1200-600-300/ 1-1-1-1A 2-689C NCIT 2-689B 2-689A 3 110V 3 3 220KV 220KV RADHANPUR LINE#2 BAY-6 2-6LCVT 1 2 2-5LA 2-552 P2 P1 2-5CT 1200-600-300/ 1-1-1-1A 2-589C 2-5LA 2-589L 2-589B 2-552 2-589A P2 P1 2-5CT 1200-600-300/ 1-1-1-1A 2-589C 220/66KV TRANFORMER.2 BAY-5 2-589LE 2-3LA 2-389L 2-352 2-389LE P2 P1 3 110V 3 110V 3 220KV 2-3WT 2-3CT 1200-600-300/ 1-1-1-1A 2-389C NCIT 2-389B 2-389A 3 110V 3 3 220KV 220KV FUTURE LINE BAY-3 2-3LCVT 1 2 2-2LA 2-289L 2-252 2-289LE P2 P1 3 110V 3 110V 3 220KV 2-2WT 2-2CT 1200-600-300/ 1-1-1-1A 2-289C NCIT 2-289B 2-289A 3 110V 3 3 220KV 220KV FUTURE LINE BAY-2 2-2LCVT 1 2

(15)

SCHEME TYPE:

ABC

D

SINGLE LINE DIAGAM 05.09.2012 KT88 03 69 DT882803 2 -X C V T 2 -X W T

2 -X

C

T

2 -X

8

9 A

2 -X

8

9 B

2 -X

5

2

2 -X

8

9 L

2 -X

8

9 C

LI N E P 2 P 1

2

0 K

V

M

A

IN

B

U

S

-1

2

0 K

V

M

A

IN

B

U

S

-2

2 -X LA P R O T N . C O R E M E T E R IN G C O R E B U S B A R P R O T E C T IO N M A IN -2 P R O TN . C K T. M A IN -1 P R O TN . C K T.

2

0 K

V

T

R

A

N

S

F

E

R

B

U

S

2 -X

8

9 LE

1 1 1 7 0 8 3 7 0 7 C O R E -4 C O R E -3 R A T IO : 1 2 0 0 -6 0 0 -3 0 0 /1 A C O R E -1 C LA S S : 0 .5 B U R D E N : 1 5 V A IS F < 5 R A T IO : 1 2 0 0 -6 0 0 -3 0 0 /1 A C O R E -2 C LA S S : P S R ct < 1 2 O h m s V > 1 4 0 0 V Im a g < 2 5 m A R A T IO : 1 2 0 0 -6 0 0 -3 0 0 /1 A C LA S S : P S R ct < 1 2 O h m s V > 1 4 0 0 V Im a g < 2 5 m A R A T IO : 1 2 0 0 -6 0 0 -3 0 0 /1 A C LA S S : P S R ct < = 1 2 O h m s V > 1 4 0 0 V Im a g < 2 5 m A

X REPRESENTS THE BAY NO. IN LINE WITH THE STATION SLD

M E T E R IN G C K T & B C U C K T

(16)

SCHEME TYPE:

ABC

D

AC DISTRIBUTION 05.09.2012 KT88 04 69 DT882804 HS H5 1 2 PH N CIL H4 1 2 HT 1 2 PS 1 2 H11 H12 CIL H4 1 2 HS H5 1 2 HT 1 2 TH H7 1 2 TH H7 1 2

F

S

9

1

H 3 1 2 1 6 A LK9₁ H 4 2 1

F

S

9

3

H 3 1 2 1 6 A LK9₃ H 4 2 1

2R8B

F

S

9

4

H 1 1 1 2 1 6 A LK9₄ H 1 2 2 1

2R8A

PS 1 2 H11 H12

F

S

9

2

H 1 1 1 2 1 6 A LK9₂ H 1 2 2 1 BB1 3 BB1 4 F R O M B M K P A N E L A C S U P P LY 2 4 0 V A C ,5 0 H Z #

# NOTE: FOR ACTUAL 'AC' SUPPLY COORDINATION SEE THE 220kV DISTRIBUTION DRG TB3 H1 1 TB3 H2 2 BB1 1 BB1 2 BB1 3 BB1 4

(17)

SCHEME TYPE:

ABC

D

DC SUPERVISION 05.09.2012 KT88 05 69 DT882805 BOARD-2 220V CONTROL DC SUPPLY-2 + -DC SUPPLY-1 BOARD-1 220V CONTROL +

-+VE

-VE

+VE

FS FS FS FS EQPT TYPE LOC 80DC1/DC2 2R8A MVAAM11 06 T O D C D IS T R IB U T IO N EQPT TYPE LOC 80C/D 2R8A CONTACTOR

2R8A

+ -+ -FS101 _J13 1 2 16A FS102 _J14 1 _16A 2 FS103 J23 1 2 16A FS104 J24 1 2 16A TB3 _J11 4 J12 5 TB3 _J21 6 J22 7 K301 49 K307 49 TB7 2 TB7_U1 1 SPARE TO BCU 80C J15 2 1 80C J16 4 3 J14A A2 A1 80C K301 49 K333 49 TB7 4 TB7 3 SPARE TO BCU 80D J25 2 1 80D J26 4 3 J24A A2 A1 80D K201 18 K221 18 K101 12 K115 12 TO 21M1 TO 21M2 13 11 14 80DC1 J14 _80DC1 9 7 13 11 14 80DC2 J24 80DC2 9 7 3 5 1 80DC1 K307 . 4 6 2 U1 U2 10 8 3 5 1 80DC2 K333 . U3 U4 10 8 4 6 2 8 0 C J1 5 2 2 2 1 8 0 C J1 6 3 2 3 1 8 0 D J1 5 2 2 2 1 8 0 D J1 6 3 2 3 1 8 0 C 1 2 1 1 8 0 C 4 2 4 1 8 0 D 1 2 1 1 8 0 D 4 2 4 1 BB3 9 BB3 10

(18)

SCHEME TYPE:

ABC

D

DC DISTRIBUTION 05.09.2012 KT88 06 69 DT882806 EQPT TYPE LOC 80CO 2R8B MVAAM11

2R8B

46 TO BCU DC SUPPLY TO ISOLATOR & 31 EARTH SWITCH

2R8A

05 05 F S 1 K 1 0 1 1 2 6 A 12 TO DIST. PROTN

GROUP-A TRIP 25 VOLTAGE SELN CKT & MFM CKT

09 F S 2 K 1 0 2 1 2 6 A MAIN-1 TO CB CLSG &_{TC-1 CKT} F S 7 K 1 1 2 1 0 A F S 8 K 2 1 2 1 0 A 28 F S 1 3 K 5 1 1 2 1 0 A TO CB TC-2 CKT 30 F S 1 4 K 5 2 1 2 1 0 A F S 1 1 K 2 0 1 1 2 6 A 18 26 GROUP-B TRIP F S 1 2 K 2 0 2 1 2 6 A TO DIST. PROTN MAIN-2 F S 3 K 7 0 1 1 2 1 0 A F S 4 K 7 0 2 1 2 1 0 A FS5 K 3 0 1 1 2 6 A F S 6 K 3 0 2 1 2 6 A F S 1 5 K 8 0 1 1 2 1 0 A TO LBB CKT 27 F S 1 6 K 8 0 2 1 2 1 0 A 38 TO BUSBAR (PU) CKT F S 9 P 5 0 1 1 2 6 A F S 1 0 P 5 0 2 1 2 6 A BB3 7 BB3 8 BB3 7 BB3 8 B B 4 2 9 B B 4 3 0 TO EFS F S 1 7 K 6 0 1 B 1 2 6 A F S 1 8 K 6 0 2 B 1 2 6 A REF CPD KR59 SC29 SHT06 B B 2 2 0 ₂1 BB3 BB3

(19)

SCHEME TYPE:

ABC

D

LINE VT CIRCUIT - 220KV 05.09.2012 KT88 07 69 DT882807 110V T B 2 E 1 2 1 L 3 WDG: 1 BURDEN: 50VA CLASS:0.2 R Y B N Ua CLASS:3P CONNECTION: 220KV WDG: 2 BURDEN: 50VA 110V 3 3 E 1 8 1 L 4 3 RATIO: 220KV LINE N R

2-10WT

BMK

TO DISTANCE PROTN. MAIN-1 & MAIN-2

11

2R8A

T B 2 E 1 1 1 L 1 E 1 7 1 L 2 N R TO BCU 46

(20)

SCHEME TYPE:

ABC

D

ENERGY METER CIRCUIT 05.09.2012 KT88 08 69 DT882808

TTB1

E15 E35 E55 E75 A2 A1 B2 B1 C2 C1 N2 N1 FS11B E11 E13 1 2 LK71B E71 E73 2 1 FS51B E51 E53 1 2 FS31B E31 E33 1 2

N

SELECTED BUS VT SUPPLY 10

R

B

Y

18 D51 21 D31 19 20 D71 23 D71S 24 22

N

B

Y

TB1 _D11 17

R

TTB1

D12 D13 2 1 3 9 7 8 5 4 6 D32 D33 D52 D53 46 TO BCU

2R8A

EM-1 D 1 2 D 1 3 D 3 2 D 3 3 D 5 2 D 5 3 E 1 5 E 3 5 E 5 5 E 7 5 3L 3S N B Y R 2L 2S 1L 1S

2 -X

C

T

R A T IO : 1 2 0 0 -6 0 0 -3 0 0 /1 A C O R E -1 C LA S S : 0 .5 B U R D E N : 1 5 V A IS F < 5 P2 P1 BUS SIDE LINE SIDE TB1 BMK TB1 TB1 1 2 3 4 TB1 5 6 TO BCU 46

(21)

SCHEME TYPE:

ABC

D

VOLTAGE SELECTION CKT 05.09.2012 KT88 09 69 DT882809 K301 06 EQPT TYPE LOC 75A,B,C,D 2R8A MVAJM14 BCU BCU BUS PT-1 SELECTED BUS PT-2 SELECTED +VE 25 26 75A 25 26 75B 27 28 75B K302 27 28 75A K302 O O O O R R 25 26 75C 27 28 75C K302 O O R 25 26 75D 27 28 75D K302 O O R BUS PT-1 RESET BUS PT-2 RESET K393 50 K395 50 K397 50 K399 50

2R8A

-VE

(22)

SCHEME TYPE:

ABC

D

VOLTAGE SELECTION CKT 05.09.2012 KT88 10 69 DT882810 TO METERING CIRCUIT 08 220KV BUS-1 CORE-1 VT SUPPLY (METERING CORE) REF: DRG: KT88 SC29 SHT 07

17 TO DIST PROTN MAIN-2

TO DIST PROTN MAIN-1 11

2R8A

N B Y R B N Y N B Y R B N Y R 13 15 75A 1

E111

3 E11 2

E131

4 E31 5

E151

7 E51 75B 1 3 E211 2 4 E231 5 7 E251 75C 1 E121 3 E21 2 E141 4 E41 5 E161 7 E61 75D 1 3 E221 2 4 E241 5 7 E261 13 15 6

E171

8

E71

6 8

E271

6

E181

8 E81 6 8 E281 SPARE 9 K301 11 K321 9 K301 11 K323 B Y R B Y R 75C 13 E116 15 E16 14 E136 16 E36 17 E156 19 E56 75D 13 15 E216 14 16 E236 17 19 E256 10 U9 12 U10 10 U11 12 U12 TB7 5 TB7 6 TB7 7 TB7 8 EQPT TYPE LOC 75A,B,C,D 2R8A MVAJM14 49 49 49 49 18 E176 20 E76 18 20 E276 N N . . 11 9 . . 12 10 . . 11 9 . . 12 10 14 16 14 16 17 19 17 19 18 20 18 20 R B B 1 5 6 7 8 BB1 5 6 7 8 B B 1 9 1 0 1 1 BB1 9 10 11 1 2 12 B B 1 13 1 4 1 5 1 6 BB1 13 14 15 16 B B 1 17 1 8 1 9 2 0 BB1 17 18 19 20 B B 1 2 1 2 2 2 3 2 4 BB1 21 22 23 24 B B 1 2 5 2 6 2 7 2 8 TB2 1E111 5 1E131 6 1E151 7 1E171 8 TB2 1E116 9 1E136 10 1E156 11 1E176 12 TB2 1E121 13 1E141 14 1E161 15 1E181 16 TB2 1E211 17 1E231 18 1E251 19 1E271 20 TB2 1E216 21 1E236 22 1E256 23 1E276 24 TB2 1E221 25 1E241 26 1E261 27 1E281 28

2R8B

TO BCU SPARE TO BCU 220KV BUS-1 CORE-3 VT SUPPLY (PROTN CORE) REF: DRG: KT88 SC29 SHT 07

220KV BUS-2 CORE-1 VT SUPPLY (METERING CORE) REF: DRG: KT88 SC29 SHT 08 220KV BUS-2 CORE-3 VT SUPPLY (PROTN CORE) REF: DRG: KT88 SC29 SHT 08

220KV BUS-1 CORE-2 VT SUPPLY (PROTN CORE) REF: DRG: KT88 SC29 SHT 07

220KV BUS-2 CORE-2 VT SUPPLY (PROTN CORE) REF: DRG: KT88 SC29 SHT 08 BB1 25 26 27 28

(23)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-1) - AC CIRCUIT 05.09.2012 KT88 11 69 DT882811 TB1 _A11 1 FS21 E21 E23 1 _2A 2 FS41 E41 E43 1 2A 2 FS61 E61 E63 1 2A 2 BLKA _A12 R3 S3 A71 7 BLKA _A72 R6 S6 BLKA _A32 R4 S4 A31 3 BLKA A52 R5 S5 A51 5 BLKB _E25 R3 S3 BLKB _E45 R4 S4 BLKB E65 R5 S5 BLKB _E85 R6 S6 SUPPLY LK81 E81 E83 2 1 10 R Y B N 2 4 6 8 EQPT TYPE LOC 21M1 2R8A MiCOMP444

21M1

C24 C23 C22 C21 C20 C19

21M1

A72 C8 C9 C5 C6 C2 C3 MiCOM P444 TB1 A79 9 TB1 A71 12 TB1 A77 11 TB1 A80 10

.

FOR MUTUAL FROM PARALLEL LINE

COMPENSATION C12 C11 SELECTED BUS VT (IF APPLICABLE)

2R8A

** **

NOTE:- ** SHORTING LINKS WILL BE REMOVED IN FUTURE IF PARALLEL LINE IS RUNNING FS121 E121L E123 1 2A 2 LK181 E181L E183 2 1 BLKB E125 R7 S7 BLKB E185 R8 S8 VT SUPPLY 220KV LINE E121L 07 17 TO MAIN-2 PROTECTION P2 P1 BUS SIDE LINE SIDE TB1 BMK 8 9 10 11 12 13 RATIO :1200-600-300/1A CORE-2 CLASS : PS Rct < 12 Ohms V >1400 V Imag < 25mA @ Vk

NOTE: NEUTRAL DR CURRENT CAN BE DERIVED INTERNALLY

FO

TX

(24)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-1) - DC/OPTO I/P CIRCUIT 05.09.2012 KT88 12 69 DT882812 F IE LD V O LT A G E A U X .V O LT A G E

-

L1 L2 L3 L4 L5 L6 L7 L8 2 1 M 1 K 1 0 1 K 1 0 2 . . K 1 0 9 K 1 0 2 K 1 1 1 K 1 0 2 K 1 1 3 K 1 0 2 K 1 1 5 K 1 0 2 K 1 1 7 K 1 0 2 K 1 1 9 K 1 0 2 K 1 2 1 K 1 0 2 K 1 2 3 K 1 0 2 + N 2 -N 1 + N 7 -N 9 D 2 D 1 D 4 D 3 D 6 D 5 D 8 D 7 D 1 0 D 9 D 1 2 D 1 1 D 1 4 D 1 3 D 1 6 D 1 5 + V E 0 6 S P A R E 0 6 -V E 8 6 B T R IP R E LA Y O P T D 9 6 P U LB B T R IP O P T D M A IN C B B U S B A R P R O T N O P T D M A IN S O T F I N I. 2 7 LB B I N IT A T IO N 'R ' F R O M M A IN -2 1 3 8 6 A 2 6 2 1 M 2 LB B I N IT A T IO N 'Y ' F R O M M A IN -2 LB B I N IT A T IO N 'B ' F R O M M A IN -2 2 0 2 0 20 1 3 2 1 M 2

2 R

8 B

D C S O U R C E - 2 F A IL R E A D Y F O R C LO S E B C U 5 2 8 0 D C 2 0 5 2 5 L9 L1 0 L1 1 L1 2 L1 6 L1 3 L1 4 L1 5

2

1 M

1

K 1 2 5 K 1 0 2 K 1 2 7 K 1 0 2 K 1 2 9 K 1 0 2 K 1 3 1 K 1 0 2 K 1 3 3 K 1 0 2 K 1 3 5 K 1 0 2 K 1 3 7 K 1 0 2 . K 1 0 2 E 2 E 1 E 4 E 3 E 6 E 5 E 8 E 7 E 1 0 E 9 E 1 2 E 1 1 E 1 4 E 1 3 E 1 6 E 1 5 3 9 T B 4 1 S P A R E M A IN -2 O P T D 2 1 M 2 2 0 2 6 LB B S T A R T 8 6 B T R IP R E LA Y O P T D LB B I N IT IA T IO N 2 0 M A IN -2 L B B S T A R T 8 6 B 8 6 B 2 1 M 2 2 1 M 2 8 6 A 2 5 8 6 A T R IP R E LA Y O P T D LB B S T A R T 8 6 A T R IP R E LA Y O P T D LB B I N IT IA T IO N

2R8A

5 1 B C U B B 3 1 2 B B 3 1 3 ₁4 ₁5 1 6 ₁7 ₁8 19 T B 4 2

2 R

8 B

B B 3 1 1

(25)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-1) - DC/OPTO I/P CIRCUIT 05.09.2012 KT88 13 69 DT882813 L1 7 L1 8 L1 9 L2 0 L2 4 L2 1 L2 2 L2 3

2

1 M

1

K 1 4 1 K 1 0 2 K 1 4 3 K 1 0 2 K 1 4 5 K 1 0 2 K 1 4 7 K 1 0 2 K 1 4 9 K 1 0 2 K 1 5 1 K 1 0 2 K 1 5 3 K 1 0 2 . . F 2 F 1 F 4 F 3 F 6 F 5 F 8 F 7 F 1 0 F 9 F 1 2 F 1 1 F 1 4 F 1 3 F 1 6 F 1 5 T B 4 6 M A IN C B R P H A S E 1 2 K 1 0 2 1 2 OP E N M A IN C B Y P H A S E OP E N M A IN C B B P H A S E OP E N

.

M A IN -2 R E LA Y F A U LT Y C B S F 6 P R E S S U R E L O W M A IN S OT F I N I C S 1 N T C 3 4 C B L OC K O U T T B 4 1 T B 4 2 T B 4 3 T B 4 4

2 R

8 B

2 1 M 2 2 0 2 -X 5 2 7 2 7 3 C B C B 9 2 C B 1 1 2 C B 9 3 C B 1 1 3 C B R E F C P D K T 8 8 S C 2 8 S H T 5 6 ,5 7 T B 4 5 K105

2 R

8 B

2R8A

FOLLOWING SIGNALS FROM TBC SHALL BE TAKEN THROUGH GOOSE TO M-1 & M-2 FOR A/R OPERATION OF TBC DURING TRANSFER MODE

- CB SPRING CHARGED - CB SF6 GAS LOCKOUT - TNC/BCU CB CLOSED - LBB RESET - 86A/86B RESET - BB PROTN. OPTD - BB PROTN. RESET

FOLLOWING SIGNALS ARE SET FROM SCADA HMI - A/R IN / OUT

- BAY IN 'N' 'I' or 'T' MODE

B

3 2

0 ₂1 ₂2 ₂3 ₂4 ₂5

(26)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-1) - OUTPUT RELAY CONTACTS 05.09.2012 KT88 14 69 DT882814 K 1 3 K 3 A M 1 M 2 K 3 C M 5 M 6 K 3 B M 3 M 4 M 7 K 8 0 1 A M 8 . . . M 9 M 1 0 K 2 5 7 . . . M 1 1 M 1 2 . . . M 1 5 M 1 3 . M 1 4 K 1 0 3 . . L1 L2 2 1 M 1 K 2 0 1 K 2 9 7 N 1 1 N 1 2 . . N 1 3 N 1 4 U 1 1 4 L3 L4 U 1 2 4 K 1 K 2 R L1 _RL2 _RL3 _RL4 L5_R _RL6 _RL7 _RL9 _RL1 0 R L1 1 R L1 2 R L1 3 R L1 4 R L1 7 R L1 8 R L1 9 R L2 0 R L2 1 W D 1 W D 2 T O 2 1 M 2 R -P H Y -P H B -P H 1 8 K 1 4 2 8 K 7 2 8 B LK B R 2 S 2 1 8 K 1 2 9 2 9 M A IN C B T O T C -1 T R IP (A U T O R E C LO S E ) T O M A IN C B C LO S IN G C K T K 1 0 1 2 5 2 5 (A /R L /O , P O W E R S W IN G ,M U .P H / T O G R P -A T R IP R E LA Y Z 2 ,Z 3 , O /V , D E F F A U LT S ) B LK A K 1 0 1 D R 2 S 2 M 1 8 M 1 6 . M 1 7 K 1 0 3 R L8 L1 5 L1 3 . L1 4 K 3 B T L1 8 L1 6 . L1 7 K 3 C T R L1 5 R L1 6 U 1 1 8 L5 L6 U 1 2 0 L7 L8 U 1 2 2 L9 L1 0 K 3 A T L1 1 L1 2 U 1 2 6 K 3 K 4 U 1 2 8 K 5 K 6 U 1 3 0 K 7 K 8 U 1 3 2 K 9 K 1 0 B LK B K 4 0 7 R 1 0 S 1 0 K 1 T 3 5 3 5 T B C B R E A K E R T O T C -1 T R IP T B 7 U 113 9 T B 7 U 117 1 1 T B 7 U 119 1 3 T B 7 U 121 1 5 T B 7 U 127 2 1 T B 7 U 114 1 0 T B 7 U 118 1 2 T B 7 U 120 1 4 T B 7 U 122 1 6 T B 7 2 2

2R8A

S P A R E S P A R E S P A R E S P A R E T B 7 U 123 1 7 T B 7 18 T B 7 U 125 1 9 T B 7 20 T B 7 U 129 2 3 T B 7 2 4 T B 7 2 6 T B 7 U 131 2 5 S P A R E S P A R E S P A R E S P A R E K 8 0 5 2 7 K 8 0 1 2 7 T O L B B T R IP R E LA Y S P A R E K 2 0 1 1 8 K 2 5 7 1 8 M A IN -1 O P T D T O M A IN -2 B LK B R 1 S 1 K 1 0 1 2 5 2 5 T O 8 6 A I N N O R M A L M O D E D IR E C T T R IP -1 R E C E IV E ( G O O S E ) B LK A K 1 0 1 E R 9 S 9

(27)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-1) - OUTPUT RELAY CONTACTS 05.09.2012

KT88

15 69

DT882815 CLIENT : POWER GRID CORPORATION OF INDIA LTD.

M A IN C B T O T C -2 O F K 5 1 3 0 3 0 R L2 9 R L2 8 R L2 4 R L2 3 R L2 2

2

1 M

1

K 5 5 K 5 3 A K 1 1 K 1 2 . . J1 J2 . . J5 J6 . . J3 J4 R L2 5 R L2 6 R L2 7 K 1 5 1 A K 5 3 A T J1 1 J1 2 R L3 0 R L3 1 R L4 3 R L4 4 R L4 5 R L4 6 G 1 2 G 1 0 . . G 1 1 P 5 1 3 T G 1 5 G 1 3 . G 1 4 P 5 1 5 T G 9 G 7 . G 8 G 1 8 G 1 6 . G 1 7 P 5 1 7 T

2R8A

K 1 5 K 1 3 . K 1 4 K 5 3 B K 1 8 K 1 6 . K 1 7 K 5 3 C . . J7 J8 . . J9 J1 0 J1 5 J1 3 . . J1 4 K 5 3 B T J1 8 J1 6 . . J1 7 K 5 3 C T R L3 2 H 1 H 2 K 1 9 5 A K 1 9 7 A H 3 H 4 P 5 0 1 P 5 1 7 H 5 H 6 R L3 3 R L3 4 R L3 5 H 9 H 7 . . H 8 P 5 1 1 H 1 2 H 1 0 . . H 1 1 P 5 1 3 R L3 6 R L3 7 H 1 5 H 1 3 . . H 1 4 P 5 1 5 H 1 8 H 1 6 . . H 1 7 K 7 4 5 R L3 8 R L3 9 U 1 3 3 U 1 3 4 G1 G2 K 1 0 1 T K 1 0 5 T G3 G4 R L4 0 R L4 1 U 1 3 5 U 1 3 6 G5 G6 R L4 2 K 5 1 T 3 5 T O T C -2 O F T B C B K R 3 5 3 8 3 8 LB B I N IT IA T IO N T O B U S B A R 3 6 3 6 T O T B C G R P -A T R IP R E LA Y 3 6 3 6 LB B I N IT IA T IO N T O T B C B U S B A R T O R E LA Y T E S T K IT R E S E T U /V O P T D S P A R E S P A R E T O E /S I N T E R LO C K 2 1 2 1 LB B S T A R T & LB B S T A R T & 3 3 3 3 B LK A R 7 S 7 B LK A R 8 S 8 K 1 0 1 T 3 6 3 6 T O T B C 8 6 A I N T R A N S F E R M O D E D IR E C T T R IP -1 R E C E IV E ( G O O S E ) B LK A K 1 0 1 F R 1 0 S 1 0

NOTE: TRIPPING TO TBC IN 'I-T' MODE. i.e 89C CLOSED.

HARD WIRING OF 89C TO BCU AND GOOSE MESG. TO M-1 & M-2

T B 4 K 197 A 4 T B 4 3 T B 7 2 8 T B 7 3 0 T B 7 2 7 T B 7 2 9

(28)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-1) - I/O & LED CONFIGURATION 05.09.2012

KT88

16 69

DT882816 86A OPTD-LBB START

DC 2 SOURCE FAIL LBB TRIP OPTD MAIN-2 OPTD 86B OPTD-LBB INI. Z1 OPTD. INPUT - 16

CARRIER AIDED TRIP SOTF TRIP Z3 OPTD. Z2 OPTD. FUNCTION LED REF Y-PH FAULT B-PH FAULT R-PH FAULT (USER PROGRAMMABLE LED's)

LED CONFIGURATION INPUT - 4 INPUT - 10 INPUT - 13 INPUT - 14 INPUT - 15 INPUT - 11 INPUT - 12 INPUT - 7 INPUT - 8 INPUT - 9 INPUT - 5 INPUT - 6 86B OPTD-LBB START

MAIN CB 'R' PHASE OPEN MAIN-2 LBB START INPUT CONFIGURATION ASSIGNMENT OUTPUT-RL13 SPARE SPARE SPARE SPARE OUTPUT-RL14 OUTPUT-RL15 OUTPUT-RL16 OUTPUT-RL17 OUTPUT-RL18 OUTPUT-RL19 OUTPUT-RL20 OUTPUT-RL21 TC-1 R PH TRIP - MAIN CB TC-1 Y PH TRIP - MAIN CB TC-1 B PH TRIP - MAIN CB LBB TRIP DRT-1 REC. TO 86A SPARE SPARE SPARE SPARE OUTPUT-RL6 OUTPUT-RL7 OUTPUT-RL8 OUTPUT-RL9 OUTPUT-RL11 OUTPUT-RL12 ASSIGNMENT INPUT - 17 INPUT - 18 INPUT - 19 INPUT - 20 INPUT - 21 INPUT - 22 INPUT - 23 SPARE INPUT - 24 OUTPUT-RL22 OUTPUT-RL23 OUTPUT-RL24 OUTPUT-RL25 OUTPUT-RL26 OUTPUT-RL27 OUTPUT-RL28 OUTPUT-RL29 OUTPUT-RL30 OUTPUT-RL31 OUTPUT-RL32 OUTPUT-RL33 OUTPUT-RL34 OUTPUT-RL35 OUTPUT-RL36 OUTPUT-RL37 OUTPUT-RL38 OUTPUT-RL39 OUTPUT-RL40

TO TBC GRP-A TRIP RELAY OUTPUT-RL41 OUTPUT-RL42 LBB START TO TBC OUTPUT-RL43 OUTPUT-RL44 SPARE EFSA-2 FAULTY

MAIN TBC CB 'Y' PHASE OPEN MAIN TBC CB 'B' PHASE OPEN CB SF6 PRESSURE LOW

TC-2 R PH TRIP - MAIN CB TC-2 Y PH TRIP - MAIN CB TC-2 B PH TRIP - MAIN CB

MAIN-2 RELAY FAULTY MAIN SOTF INI CB LOCKOUT SPARE SPARE SPARE SPARE SPARE SPARE SPARE DRT-1 REC. TO TBC 86A MAIN-1 OPTD TC-1 R PH TRIP - TBC CB TC-1 Y PH TRIP - TBC CB TC-1 B PH TRIP - TBC CB TC-2 R PH TRIP - TBC CB TC-2 Y PH TRIP - TBC CB TC-2 B PH TRIP - TBC CB 86A OPTD-LBB INI.

TO RELAY TEST KIT RESET U/V OPTD TO E/S INTERLOCK SPARE LBB INI TO BUSBAR - B PH LBB INI TO BUSBAR - Y PH LBB INI TO BUSBAR - R PH LBB START TO BB LBB INI TO TBC - R PH LBB INITIATION 'R' PHASE-FROM MAIN-2

LBB INITIATION 'Y' PHASE-FROM MAIN-2 LBB INITIATION 'B' PHASE-FROM MAIN-2 OUT OF SERVICE RELAY HEALTHY LED CONFIGURATION (DEDICATED LED's) ALARM LED REF TRIP FUNCTION INPUT - 3 INPUT - 2 INPUT - 1 OUTPUT-RL1 OUTPUT-RL2 OUTPUT-RL3 OUTPUT-RL4

OUTPUT-RL5 MAIN-1 OPTD

TO CB CLOSING CKT(AUTO RECLOSE) TO GRP-A TRIP RELAY

OUTPUT-RL45 LBB INI TO TBC - Y PH OUTPUT-RL46 LBB INI TO TBC - B PH MAIN SOTF INI

BUSBAR PROTN OPTD

MAIN CB READY FOR CLOSE

F R O M P LC C B C U CARRIER RECIEVE NO. CARRIER HEALTHY CH-1/2 FUNCTION 3 4 2 1 OUTPUT-RL10

TBC CB READY (SPRING CHARGE) CARRIER CH-1/2 IN OUT CARRIER CH-1/2 IN

8 6

5 DIRECT TRIP-1/2 RECIEVE

9 10 11 12 TBC R PHASE OPEN TBC Y PHASE OPEN TBC B PHASE OPEN TBC SOTF INI. TBC BB PROTN. OPTD TBC CB CLOSE COMMAND

DIRECT TRIP SEND CH-1/2 CARRIER SEND CH-1/2 22

21

A/R IN & OUT

13 TBC CB TRIP COMMAND 14 TBC CB LOCKOUT 15 TBC LBB OPTD 16 TBC LBB RESET 17 TBC BB RESET 18

TBC 86A & 86B RESET 19

7 BAY IN 'N-I-T' MODE

EQUP.

LIST OF GOOSE SIGNALS

F R O M HM I F R O M T B C B C U B A Y I N T R A N S F E R M O D E T O P LC C B C U 20

(29)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-2) - AC CIRCUIT 05.09.2012 KT88 17 69 DT882817 4 A61 5 8 6 A81 7 2 A41 3 TB1 A21 1

2R8B

NOTE:- ** SHORTING LINKS WILL BE REMOVED IN FUTURE IF PARALLEL LINE IS RUNNING

EQPT TYPE LOC 21M2 2R8B REL 670 LK76B E76 E78 2 1 FS56B E56 E58 1 2A 2 FS36B E36 E38 1 2A 2 FS16B E16 E18 1 _2A 2 BLKC _A63 R5 S5 BLKC _A85 R6 S6 BLKC _A43 R4 S4 BLKC _A23 R3 S3 BLKC _E78A R10 S10 FS127 E121L E127 1 2A 2 LK187 E181L E187 2 1 BLKC _E58A R9 S9 BLKC _E38A R8 S8 BLKC _E18A R7 S7 TB1 A90 9 TB1 A91 10 10 11 BLKD _E129 R5 S5 BLKD _E189 R6 S6 BUSVT SUPPLY 220KV SELECTED CVT SUPPLY 220KV LINE TB1 A83 11 TB1 A81 12

**

P2 P1 BUS SIDE LINE SIDE TB1 BMK 8 9 10 11 12 13 RATIO :1200-600-300/1A CORE-3 CLASS : PS Rct < 12 Ohms V >1400 V Imag < 25mA @ Vk

.

FOR MUTUAL FROM PARALLEL LINE

COMPENSATION (IF APPLICABLE) NOTE: NEUTRAL DR CURRENT

CAN BE DERIVED INTERNALLY

BB3 1 2 BB3 3 4 5 6

2R8A

21M2

A87A A87B A87C 1 2 3 4 5 6 9 10 13 15 17 16 REL670 REL670 8 7 14 18 19 20

TB21

A87D 1

T

B

2

1

E 7 8 C E 7 8 B 2 E 7 8 D BB3 1 2 BB3 3 4 5 6

(30)

SCHEME TYPE:

ABC

D

DISTANCE PROTECTION (MAIN-2) - DC I/P CKT 05.09.2012 KT88 18 69 DT882818 T B 4 8 T B 4 9 T B 4 1 0 8 6 A 2 5

2 R

8 A

M

A

IN

C

B

-P

H

O

P

E

N

M

A

IN

C

B

Y

-P

H

O

P

E

N

M

A

IN

C

B

R

-P

H

O

P

E

N

2 -X 5 2 R E F C P D K T8 8 S C 2 1 S H T 5 8 ,5 9 B B 3 3 3 T B 4 K 201 7 B B 3 3 1 3 1 1 5 3 1 1 6 K 2 0 4 H 0 6 + V E 3 1 1 3 1 2 K 2 0 4 A

2

1 M

2

K 2 0 4 1 1 5 1 1 4

-

-0 6 -V E 8 6 A T R IP R E LA Y O P T D . 3 1 3 3 1 4 K 2 0 4 B 3 1 7 3 1 8 K 2 0 4 D 3 1 5 3 1 6 K 2 0 4 C 3 1 9 3 1 1 0 K 2 2 1 K 2 0 4 E 3 1 1 1 3 1 1 2 K 2 0 4 F 3 1 1 3 3 1 1 4 K 2 2 6 K 2 0 4 G 3 2 9 3 2 1 0 K 2 0 4 P 3 2 5 3 2 6 K 2 0 4 L 3 2 3 3 2 4 K 2 0 4 K 3 2 1 3 2 2 K 2 3 3 K 2 0 4 J 3 2 7 3 2 8 K 2 0 4 N 3 2 1 5 3 2 1 6 K 2 0 4 S 3 2 1 1 3 2 1 2 K 2 0 4 Q 3 2 1 3 3 2 1 4 K 2 0 4 R S P A R E

R

E

L6

7

0

X 1 1 X 1 1 B IX = 3 1 B I. 0 1 B I. 0 2 B I. 0 3 B I. 0 4 B I. 0 5 B I. 0 6 B I. 0 7 B I. 0 8 B IX = 3 2 B I. 0 9 B I. 1 0 B I. 1 1 B I. 1 2 B I. 1 3 B I. 1 4 B I. 1 5 B I. 1 6

2R8B

C B L O C K O U T 8 0 D C 1 K 2 0 1 0 5

2 R

8 A

46 B C U B B 3 3 4 B B 3 3 5 P U 3 9 9 6 2 7 C S 1 N T C 3 4 B C U

2 R

8 A

5 1 B B 3 3 6 3 7 3 8 M A IN L B B T R IP R E LA Y O P T D M A IN C B S O T F I N I M A IN C B S O T F I N I T B 4 1 3 2 X -5 2 B U S B A R P R O T N O P T D D C -1 S O U R C E F A IL B C U F A IL 5 2 B C U

2 R

8 A

B B 3 3 9 M A IN C B R E A D Y F O R C LO S E 8 6 B T R IP R E LA Y O P T D

2 R

8 A

M A IN -1 R E LA Y F A U LT Y 2 1 M 1 1 4 2 6 2 6 8 6 B 2 1 M 1 1 4 T O M A IN -1 O P T D B B 4 2 1 T B 4 15 1 9 2 5 T B 4 12

NOTE:- TB21 WAY NOS. 4,5,6,7,8 ARE SHORTED THROUGH LINK AND MAINTAINED AT SAME POTENTIAL

T B 2 1 3

T

B

2

1

4 K 2 0 2 C 1 5 6 7 8

(31)

SCHEME TYPE:

ABC

D

DISTANCE PROTECTION (MAIN-2) - DC I/P CKT 05.09.2012 KT88 19 69 DT882819 5 1 1 5 5 1 1 6 K 2 0 8 H 5 1 1 5 1 2 K 2 0 8 A 5 1 3 5 1 4 K 2 0 8 B 5 1 7 5 1 8 K 2 0 8 D 5 1 5 5 1 6 K 2 0 8 C 5 1 9 5 1 1 0 K 5 1 1 K 2 0 8 E 5 1 1 1 5 1 1 2 K 2 0 8 F 5 1 1 3 5 1 1 4 K 5 1 5 K 2 0 8 G 5 2 9 5 2 1 0 K 2 0 8 M 5 2 5 5 2 6 K 2 0 8 K 5 2 3 5 2 4 K 2 0 8 J 5 2 1 5 2 2 . K 2 0 8 I 5 2 7 5 2 8 K 2 0 8 L 5 2 1 5 5 2 1 6 K 2 0 8 Q 5 2 1 1 5 2 1 2 K 2 0 8 N 5 2 1 3 5 2 1 4 K 2 0 8 P S P A R E B IX = 5 1 B I. 0 1 B I. 0 2 B I. 0 3 B I. 0 4 B I. 0 5 B I. 0 6 B I. 0 7 B I. 0 8 B IX = 5 2 B I. 0 9 B I. 1 0 B I. 1 1 B I. 1 2 B I. 1 3 B I. 1 4 B I. 1 5 B I. 1 6 S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E S P A R E T B 4 8 8 T B 4 8 9 T B 4 9 0 T B 4 9 2 T B 4 9 3 T B 4 9 4 T B 4 9 6 T B 4 9 7 T B 4 8 7 T B 4 9 1 T B 4 9 5 K 2 0 1 1 8

NOTE:- TB21 WAY NOS. 9,10,11,12 ARE SHORTED THROUGH LINK AND MAINTAINED AT SAME POTENTIAL

9 10

T

B

2

1

1 1 1 2

(32)

SCHEME TYPE:

ABC

D

DISTANCE PROTECTION (MAIN-2) OUTPUT CKT 05.09.2012 KT88 20 69 DT882820 K 1 0 1 C K 1 2 5 4 2 1 7 4 2 1 6 W D K 2 0 1 B K 2 0 3 B 4 2 1 4 4 2 1 3 . 4 2 1 5 K 1 3 7 . 4 1 1 2 K 2 0 1 F K 2 0 5 A 4 1 1 4 4 1 1 3 K 1 0 1 B K 1 3 5 4 1 1 1 4 1 1 0 R E LA Y F A U LT Y 1 3 K 1 3 A K 3 1 C 4 1 0 5 4 1 0 4 K 1 3 B K 3 1 A 4 1 0 2 4 1 0 1 K 3 1 B . 4 1 0 3 B O .0 1 . 4 1 0 6 K 1 0 1 A K 1 3 1 4 1 0 8 4 1 0 7 . 4 1 1 8 K 5 3 L K 5 3 E 4 2 0 2 4 2 0 1 K 5 3 H K 5 3 G 4 2 0 5 4 2 0 4 K 5 3 F . 4 2 0 3 . 4 2 0 6 K 1 8 7 A K 1 8 9 A 4 1 1 7 4 1 1 6 . 4 2 1 8 . . 4 1 1 5 P 5 1 1 T P 5 1 5 T 4 2 1 1 4 2 1 0 P 5 1 7 T . 4 2 1 2

R

E

L6

7

0

P 5 1 1 A P 5 1 9 T 4 2 0 8 4 2 0 7 B O X = 4 1 B O X = 4 1 B O X = 4 2 B O X = 4 2 B O .0 2 B O .0 3 B O .0 4 B O .0 5 B O .0 6 B O .0 7 B O .0 8 B O .0 9 B O .1 0 B O .1 1 B O .1 2 B O .1 3 B O .1 4 B O .1 5 B O .1 6 B O .1 7 B O .1 8 B O .2 1 B O .2 2 B O .2 3 B O .2 4 B O .1 9 B O .2 0 2 1 M 2 K 1 5 1 1 1 3 1 1 1 X 1 1 X 1 1 K 1 3 3 . 4 1 0 9 P 5 1 3 T . 4 2 0 9 K 1 0 1 1 3

T

B

(33)

SCHEME TYPE:

ABC

D

DISTANCE PROTECTION (MAIN-2) OUTPUT CKT 05.09.2012 KT88 21 69 DT882821 U 4 5 U 4 6 6 2 1 7 6 2 1 6 W D U 5 1 U 5 2 6 2 1 4 6 2 1 3 . 6 2 1 5 . 6 1 1 2 K 7 A K 1 4 A 6 1 1 4 6 1 1 3 P 5 0 1 P 5 1 3 6 1 1 1 6 1 1 0 K 2 0 1 E K 2 0 5 D 6 1 0 5 6 1 0 4 K 7 4 3 A K 7 4 5 A 6 1 0 2 6 1 0 1 . . 6 1 0 3 B O .0 1 . 6 1 0 6 P 5 0 1 A P 5 1 7 6 1 0 8 6 1 0 7 . 6 1 1 8 K 4 0 7 D K 3 D T 6 2 0 2 6 2 0 1 K 4 0 7 C K 3 F T 6 2 0 5 6 2 0 4 K 3 E T . 6 2 0 3 . 6 2 0 6 K 2 0 1 A K 2 0 3 6 1 1 7 6 1 1 6 . . . 6 2 1 8 . . 6 1 1 5 K 5 1 B K 5 3 FT 6 2 1 1 6 2 1 0 . 6 2 1 2

R

E

L6

7

0

K 5 1 C K 5 3 D T 6 2 0 8 6 2 0 7 B O X = 6 1 B O X = 6 1 B O X = 6 2 B O X = 6 2 B O .0 2 B O .0 3 B O .0 4 B O .0 5 B O .0 6 B O .0 7 B O .0 8 B O .0 9 B O .1 0 B O .1 1 B O .1 2 B O .1 3 B O .1 4 B O .1 5 B O .1 6 B O .1 7 B O .1 8 B O .2 1 B O .2 2 B O .2 3 B O .2 4 B O .1 9 B O .2 0 P 5 1 1 . 6 1 0 9 K 5 3 E T . 6 2 0 9

2R8B

1 5 1 5 U /V O P T D T O E /S I N T E R LO C K 3 8 3 8 LB B I N IT IA T IO N T O B U S B A R LB B S T A R T & 3 6 3 6 T O T B C G R P -B T R IP R E LA Y K 7 2 8 K 1 4 2 8 T O C B C LO S IN G C K T (A U T O R E C LO S E ) B LK D R 1 S 1 3 5 T B C B R E A K E R T O T C -1 T R IP K 1 T 3 5 K 5 1 T 3 5 T O T C -2 O F T B C B K R 3 5 B LK D R 3 S 3 T B 7 4 T B 7 3 T B 7 6 T B 7 5 S P A R E S P A R E T B 2 1 3 2 T B 2 1 3 3 T B 2 1 3 4 3 5 T B 2 1 3 7 T B 2 1 3 8 T B 2 1 4 0 T B 2 1 4 1 T B 2 1 4 2 T B 2 1 4 4 T B 2 1 4 5 T B 2 1 4 6 T B 2 1

T

B

2

1

36

T

B

2

1

39

T

B

2

1

43 K 2 0 1 2 6 2 6 T O 8 6 B I N N O R M A L M O D E D IR E C T T R IP -2 R E C E IV E ( G O O S E ) B LK D R 1 0 S 1 0

(34)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-2) - D/I & LED CONFIGURATION 05.09.2012 KT88 22 69 DT882822

5

6

7

8

1

2

3

4 B-PH FAULT

Y-PH FAULT

R-PH FAULT

CARRIER AIDED TRIP

DIRECT TRIP

Z3 OPTD.

Z2 OPTD.

Z1 OPTD.

LED REF

FUNCTION

LED CONFIGURATION

9

10

11

12 SOTF OPERATED

13 SPARE

14 SPARE

15 SPARE

LED REF

FUNCTION

REL670

INPUT - BI 16 INPUT - BI 10 INPUT - BI 13 INPUT - BI 14 INPUT - BI 15 INPUT - BI 11 INPUT - BI 12 INPUT - BI 7 INPUT - BI 8 INPUT - BI 9 INPUT - BI 5 INPUT - BI 6 INPUT - BI 4

INPUT CONFIGURATION

INPUT - BI 1 INPUT - BI 2 INPUT - BI 3

SLOT- X31,32

ASSIGNMENT

86A TRIP RELAY OPTD.

CB LOCKOUT MAIN CB SOTF INI MAIN CB SOTF INI MAIN LBB TRIP RELAY OPTD.

MAIN CB READY FOR CLOSE DC-1 SOURCE FAIL

BUSBAR PROTN OPTD. BCU FAIL

MAIN-1 OPTD. MAIN-1 RELAY FAULTY MAIN CB R PH OPEN

VT FUSE FAIL

A/R LOCKOUT/BLOCK

A/R OPTD

SPARE MAIN CB Y PH OPEN MAIN CB B PH OPEN

86B TRIP RELAY OPTD.

INPUT - BI 16 INPUT - BI 10 INPUT - BI 13 INPUT - BI 14 INPUT - BI 15 INPUT - BI 11 INPUT - BI 12 INPUT - BI 7 INPUT - BI 8 INPUT - BI 9 INPUT - BI 5 INPUT - BI 6 INPUT - BI 4

INPUT CONFIGURATION

INPUT - BI 1 INPUT - BI 2 INPUT - BI 3

SLOT- X51,52

ASSIGNMENT

SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE SPARE

(35)

SCHEME TYPE:

ABC

D

DISTANCE PROTN.(MAIN-2) - O/P & GOOSE SIGNALS 05.09.2012 KT88 23 69 DT882823 OUTPUT-BO21 OUTPUT-BO20 OUTPUT-BO19 OUTPUT-BO18 OUTPUT-BO17 OUTPUT-BO16 OUTPUT-BO15 OUTPUT-BO14 OUTPUT-BO13 OUTPUT-BO12 OUTPUT-BO11 OUTPUT-BO10 OUTPUT-BO9 OUTPUT-BO8 OUTPUT-BO7 OUTPUT-BO6 OUTPUT-BO5 OUTPUT-BO4

OUTPUT CONTACT ASSIGNMENT

OUTPUT-BO2

OUTPUT NO.

OUTPUT-BO1 OUTPUT-BO3

ASSIGNMENT

TC-1 B PH TRIP MAIN CB TC-1 Y PH TRIP MAIN CB TC-1 R PH TRIP MAIN CB OUTPUT-BO24 OUTPUT-BO23 OUTPUT-BO22 LBB INI TO MAIN-1 Y PH LBB INI TO MAIN-1 R PH MAIN-1 LBB START

TO RESET TEST KIT SPARE

DIRECT TRIP - 2 RECEIVE (GOOSE) TO TBC 86B

TC-2 R PH TRIP MAIN CB TC-2 R PH TRIP MAIN CB TC-2 R PH TRIP MAIN CB SPARE LBB INI TO MAIN-1 B PH SPARE SLOT- X41 SLOT- X42 SPARE LBB START TO TBC LBB INI TO TBC R PH LBB INI TO TBC Y PH LBB INI TO TBC B PH TO GR-B TRIP RELAY SPARE MAIN-2 OPTD SPARE F R O M P LC C B C U CARRIER RECIEVE NO. CARRIER HEALTHY CH-1/2 FUNCTION 3 4 2 1 TBC CB READY CARRIER CH-1/2 IN OUT CARRIER CH-1/2 IN 8 6

5 DIRECT TRIP-1/2 RECIEVE

9 10 11 12 TBC R PHASE OPEN TBC Y PHASE OPEN TBC B PHASE OPEN TBC SOTF INI. TBC BB PROTN. OPTD TBC CB CLOSE COMMAND

DIRECT TRIP SEND CH-1/2 CARRIER SEND CH-1/2 20

19

A/R IN & OUT

13 TBC CB TRIP COMMAND 14 TBC CB LOCKOUT 15 16 17 TBC BB RESET 18 TBC 86A & 86B RESET 7 BAY IN 'N-I-T' MODE

EQUP.

LIST OF GOOSE SIGNALS

F R O M HM I F R O M T B C B C U B A Y I N T R A N S F E R M O D E T O P LC C B C U (SPRING CHARGE) OUTPUT-BO21 OUTPUT-BO20 OUTPUT-BO19 OUTPUT-BO18 OUTPUT-BO17 OUTPUT-BO16 OUTPUT-BO15 OUTPUT-BO14 OUTPUT-BO13 OUTPUT-BO12 OUTPUT-BO11 OUTPUT-BO10 OUTPUT-BO9 OUTPUT-BO8 OUTPUT-BO7 OUTPUT-BO6 OUTPUT-BO5 OUTPUT-BO4

OUTPUT CONTACT ASSIGNMENT

OUTPUT-BO2

OUTPUT NO.

OUTPUT-BO1 OUTPUT-BO3

ASSIGNMENT

TO TBC GRP-B TRIP RELAY SPARE

U/V OPTD TO E/S INTERLOCK

OUTPUT-BO24 OUTPUT-BO23 OUTPUT-BO22 LBB INI TO BUSBAR Y PH LBB INI TO BUSBAR R PH LBB START TO BUSBAR SPARE SPARE TO CB CLOSING CKT (A/R) TC-1 B PH TRIP TBC BKR TC-1 Y PH TRIP TBC BKR TC-1 R PH TRIP TBC BKR SPARE LBB INI TO BUSBAR B PH SPARE SLOT- X51 SLOT- X52 SPARE TC-2 R PH TRIP TBC BKR TC-2 Y PH TRIP TBC BKR TC-2 B PH TRIP TBC BKR SPARE SPARE SPARE SPARE SPARE

(36)

SCHEME TYPE:

ABC

D

BLANK SHEET 05.09.2012 KT88 24 69 DT882824 BLANK SHEET

(37)

SCHEME TYPE:

ABC

D

TRIP RELAY CIRCUIT - GROUP-A 05.09.2012 KT88 25 69 DT882825 MULTI PH./Z2,Z3, O/V, DISTANCE PROTN K101 06 +VE A/R LOCKOUT, PS 21M1 (MAIN CB) TO CLSG I/L K4A 28 K4 28 TO TC-2 OF MAIN BKR MAIN BKR TO TC-1 OF K51 30 30 K1 29 -VE K102 06 29 EQPT TYPE LOC 86A 2R8A MVAJ205

FUTURE TRIP IF ANY TB4K103 6 TB4K101 5 K103 50 DEF FAULTS K103 14 TO 21M2 OPTO INPUT K201 18 K215 18 FROM BCU . 7 5 . 11 9 K53A 15 13 K113 20 18 K53B 16 14 . 12 10 K3C 8 6 36 34 40 38 44 42 48 46 K4 31 29 32 30 47 45 . 43 41 . 39 37 . 35 33 86A K3A 3 1 K3B 4 2 27 28 86A K102 K53C 19 17 K107A K102 26 25 R OP TO 21M1 OPTO INPUT K121 12 K101 12 TO LBB INITATION BB PROTN. P501 38 P551 38 R86A K103A K103 2 1 1226 1227 BCU PB01 1P4 1P3 K101 K107A 3.3kohm 49 50 BCU TO 21M1 OPTO INPUT 12 12 K301 49 K327 49 TO BCU P501 38 P547 38 TO LBB START_{BB PROTN.}

2R8A

DISTANCE PROTN DIRECT TRIP-1 RECEIVE

21M1

14

DIRECT TRIP-1 RECEIVE

(38)

SCHEME TYPE:

ABC

D

TRIP RELAY CIRCUIT - GROUP-B 05.09.2012 KT88 26 69 DT882826 K201 06 +VE (MAIN CB) TO CLSG I/L K5 28 28 TO TC-2 OF MAIN BKR MAIN BKR TO TC-1 OF K51 30 30 K1 29 -VE K202 06 29 EQPT TYPE LOC 86B 2R8B MVAJM205 K203 20

FUTURE TRIP IF ANY TB4K203 17 TB4 K201 16 FROM BCU _K203 50 TO 21M1 OPTO INPUT 12 K101 12 MULTI PH./Z2,Z3, DISTANCE PROTN A/R LOCKOUT, PS 21M2 O/V FAULTS TO LBB INITATION BB PROTN. P501 38 P553 38 . 7 5 . 11 9 K53A 15 13 K53B 16 14 . 12 10 K3C 8 6 K129 36 34 K127 40 38 44 42 48 46 K4B 31 29 32 30 . 47 45 . 43 41 . 39 37 . 35 33 86B K3A 3 1 K3B 4 2 27 28 86B K202 K53C 19 17 K207B K202 26 25 R OP

RESET FROM BCU

K295 20 18 R86B K203A K203 2 1 U6 F8 F7 BCU PB02 1P4 1P3 K201 K207B 3.3kohm K201 18 18 TO 21M2 OPTO 49 50 2R8A TO 21M1 OPTO INPUT 12 K101 12 K301 49 49 TO BCU P501 38 38 TO LBB START BB PROTN.

2R8B

21 DISTANCE PROTN DIRECT TRIP-2 RECEIVE

21M2

DIRECT TRIP-2 RECEIVE

2R8A BB3 28 BB3 29 BB3 30 BB3 32

2R8A

(39)

SCHEME TYPE:

ABC

D

LBB TRIP RELAY CIRCUIT 05.09.2012 KT88 27 69 DT882827

21M1

+

V

E

EQPT TYPE LOC 96 2R8A MVAJ105 12 12

_{TO 21M1 OPTO INPUT}

18 18

TO 21M2 OPTO INPUT

Note:

21M1 CONTACT WILL OPERATE ONLY

NORMAL-INTER POSITION

BCU PB01 2P4 2P3 (MAIN CB) TO CLSG I/L 28 TO TC-2 OF MAIN BKR MAIN BKR TO TC-1 OF 30 30 29 29 28

-V

E

K801 51 27 28 96 K803 K802 26 25 96

OP

R

K301 K331 4 2 K3C 19 17 K3B 15 13 96 K1 K3A 11 9 K53B 16 14 K53C 20 18 K4B K4A 3 1 K101 K119 8 6 K201 K231 7 5 K51 K53A 12 10 06 06 K805 14

2R8A

49 49

TO BCU

(40)

SCHEME TYPE:

ABC

D

CB CLOSING CIRCUIT 05.09.2012 KT88 28 69 DT882828 + K1 06 K2 06 CS1 N T C TB4 K16 21 TB4 K1 18 FSC K4 K15 2 1 10A 86A K2 19 86B 96 K16A 34 21M2 K7 14 25 K4B 26 195B 195Y 195R 295B 295Y 295R K5 29 K5C 29 K6 30 K5C 30 20 21M1 K4A 27 TB4 K14 22 K7 21 PU

2R8B

2R8A

BCU K6 39 K7 51 29

2-X89A

2-X89B

2-X89L

CIRCUIT

BREAKER

REMOTE CLOSE INTERLOCK CB LOCAL CLOSE CB 28 CB 29 CB 30 CB 32 CB 33 CB 34 REF CPD KT88 SC28 SHT 54,55 COMMON RECLOSE AUTO CB 31 DC SUPPLY-1 +VE DC SUPPLY-1 -VE IS1 16 IS1 18 IS2 16 IS2 18 IS4 16 IS4 18 REF CPD KT88 SC28 SHT 59,61,65 BCU 52 BB3 26 BB3 27 BB4 24 BB4 25 BB4 26

(41)

SCHEME TYPE:

ABC

C 1 9 5 R . 1 9 5 Y . 1 9 5 B . 1 9 5 B K 2

B

A

B

C C 1 9 5 R K 3 1 3 T C -1 F A U LT Y K 3 0 1 4 9 C 1 9 5 Y K 3 1 3 1 9 5 B K 3 1 3 C C EQPT TYPE LOC 195 R,Y,B 2R8B MVAXM31

2R8B

3 9 P U

2 R

8 A

1 9 5 B 1 9 5 R 1 9 5 Y 2 7 9 6 K 5 ₂8 K 5 C 2 8

CIRCUIT BREAKER 2-X52 (TC-1)

FOR MAKE SPECIFIC TERMINAL REF

C B 3 0 _CB 3 6 3 7 3 8 C B 3 9 C B 4 0 C B 4 1 C B 4 2 C B 4 3 C B 4 4 REF CPD KT88 SC28 SHT 54,55 3 4 5 2 C S T B 4 K 2 1 2 6 K 2 3 2 7 K 2 5 2 8 B C U 5 2 C A /C A /T T C B -3 5 R C B -3 5 Y C B -3 5 B

POST CLOSE SUPVN PROTN TRIP/

PRE CLOSE SUPERVISION REMOTE TRIPPING-1 B B 4 3 4 5 B B 4 1 7 ₁8 ₁9 B B 4 1 6 B B 4 3 6