400 KV-Interlock Logic Diagram_RevB

(1)

DF001 SI GN . SI GN . SI GN .

CLIENT :

ADANI POWER LIMITED

2 x 330MW THERMAL POWER PLANT

MUNDRA SEZ, TUNDA, SIRACHA VILLAGE, KUTCHH DIST. GUJARAT

CONTRACT No.:

PROJECT :

400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ

CONSULTANT

FICHTNER

CONSULTING ENGINEERS (INDIA) PRIVATE LIMITED,

CHENNAI

TITLE :

AREVA T&D India Limited

A-7, SECTOR-65

NOIDA - 201301

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and must not be copi

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F ile: PG725000 -REV.

B

DINESH 06/08/2008 06/12/2006 Name

EMI-7604PG754-4-028

APPROVED

400 KV CONTROL & INTERLOCK LOGIC DIAGRAM

TOTAL SHEET

92

001 APL / 130001 / VJ / 967 / 07 DATED 21.11.2007

STATUS DESCRIPTION FC DRAWN SHEET

DRAWING NO.

CHECKED MHB Date Name Name Date Date Name Date Name Name Date Name Date Name Date Name Name Name Date 13/6/2006 RJR Date 06/08/2008 MHB Name Date 06/08/2008 REV. Name Name Date Date A B Date RSD Date UPDATED BASED UPON CUSTOMER'S COMMENTS

FIRST ISSUE 06/12/2006 Date Name RJR FA

(2)

A B C D E F G H I A B C D E F G H I 001 X X 042 X X 002 X X 043 X X 003 X 044 X X 004 X 045 X X 005 X 046 X X 006 X 047 X X 007 X 048 X X 008 X 049 X X 008A X 050 X X 008B X 051 X X 008C X 052 X X 008D X 053 X X 009 X X 054 X X 010 X 055 X X 011 X X 056 X X 012 X 057 X X 013 X X 058 X X 014 X X 059 X X 015 X X 060 X X 016 X X 061 X X 017 X X 062 X X 018 X X 063 X X 019 X X 064 X X 020 X X 065 X X 021 X X 066 X X 022 X X 067 X X 023 X X 068 X X 023A X X 069 X X 024 X X 070 X X 025 X X 071 X X 026 X X 072 X X 027 X X 073 X X 028 X X 074 X 029 X X 075 X X 030 X X 076 X X 031 X X 077 X X 032 X X 078 X X 033 X X 079 X X 034 X X 080 X X 035 X X 081 X 036 X X 082 X 037 X X 083 X 038 X X 084 X 039 X X 085 X 040 X X 086 X 041 X X

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1 (CONTD.)

CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-2

F ile : P G 725000-002.x ls T h is draw

ing and des

ign i s the property of A R EVA T & D and mus t not be c o pi ed or l ent w it hout pri o r permi s s ion i n w ri ti n g

CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN TIE-2 CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-2 INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-2 (CONTD.) INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-2

CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE 2

003 INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-1

INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-1 (CONTD) CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE 1

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-1 INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-1 INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-1 CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN TIE-1

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1

INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-2 PROTECTION TRIP LOGIC FOR GT PROTECTIONS(TYPICAL) PROTECTION TRIP LOGIC FOR ICT PROTECTIONS(TYPICAL)

CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM BCU/ BAY CONTROL & PROTECTION PANEL *

002 INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-1

INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-2 INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN GT-3 INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN GT-3 (CONTD.) CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN GT-3 CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-3

CONTROL LOGIC FOR LOCAL OPERATION OF CKT. BKRS FROM EQP M. BOX CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM BCU/BAY CONTROL & PROTECTION PANEL *

PROTECTION TRIP LOGIC FOR LINE PROTECTIONS(TYPICAL) PROTECTION TRIP LOGIC FOR TIE PROTECTIONS(TYPICAL)

CONTROL LOGIC FOR LOCAL OPERATION OF ISOLATORS FROM EQP M.BOX CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM BCU CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM HMI CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM SCADA

CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN ICT-2 CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN ICT-2 INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN ICT-2

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-4 INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-4 INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-4

IMPLEMENTATION OF AUTORECLOSE FUNCTION IN BCU

INTERLOCK LOGIC FOR OPERATION OF BUS-2 CVT ISOLATOR & EARTH SWITCH IMPLEMENTATION OF SYNCHROCHECK IN BCU

CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-3 INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN ICT-1

INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-3 (CONTD.) INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-3

CONTROL & INTERLOCK LOGIC FOR OPERATION OFEARTH SWITCHES IN TIE-3

INDEX

CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-4 INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-4

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-2 INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-2

INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-1 (CONTD.) INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-2

EMI-7604PG754-4-028

CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-3 CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN ICT-1 CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN ICT-1

SHEET REVISION DESCRIPTION

FRONT SHEET INDEX

SHEET REVISION DESCRIPTION

SHEET NEXT SH.

AREVA

CLIENT : ADANI POWER LTD.

PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM SCADA

(LDC) *

B AREVA T&D India Limited

REV. INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-4 CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-1

INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-4 (CONTD.) CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-4 CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-4

INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-4 CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM HMI *

CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM HMI * CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE 1

CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM SCADA (LDC) *

INTERLOCK LOGIC FOR OPERATION OF400kV ISOLATORS IN ICT-1

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN ICT-1

CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-3 INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-3 INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-3 INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-3

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-3 INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-3 INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2 INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2 (CONTD.)

INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G ICT-2 INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-4

INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-4

CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-4 CONTROL & INTERLOCK LOGIC FOR OPERATION OFEARTH SWITCHES IN TIE-4

INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-4 (CONTD.)

IMPLEMENTATION OF AUTORECLOSE FUNCTION IN BCU

CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-4 INTERLOCK LOGIC FOR OPERATION OF BUS-1 CVT ISOLATOR & EARTH SWITCH

IMPLEMENTATION OF SYNCHROCHECK IN BCU

IMPLEMENTATION OF SYNCHROCHECK IN BCU IMPLEMENTATION OF SYNCHROCHECK IN BCU

(3)

DF003

CONTROL LOGIC FOR LOCAL OPERATION OF ISOLATORS FROM EQUIPMENT MARSHALLING BOX*

NOTE :

* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY BCU / HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT EQP MARSHALLING BOX IS IN LOCAL MODE.

** INTERLOCKS REQUIRED FOR CLOSING/OPENING OF ISOLATORS ARE VERIFIED IN THE RESPECTIVE BAY CONTROL UNIT AND A OUTPUT IS GENERATED FROM THE BCU WHEN THE INTERLOCKS ARE SATISIFIED. THE GENERATED OUTPUT IS HARDWIRED IN THE CONTROL CIRCUIT OF THE ISOLATOR. OPEN/CLOSE COMMANDS TO THE ISOLATOR ARE NOT EXECUTED UNLESS THE INTERLOCKS ARE SATISFIED.

OPERATION OF THE ISOLATORS EITHER FROM LOCAL/REMOTE WILL BE SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH. INTERLOCKS CAN BE BYPASSED UNDER EMERGENCY CONDITIONS, BY AUTHORISED PERSONNEL ONLY. *** FOR DETAILED INTERLOCKS REFER THE INTERLOCKS FOR THE RESPECTIVE DETAILED INTERLOCKS.

CLIENT :

INTLK PERMISSIVE FROM RESPECTIVE BCU **

TO CLOSING CIRCUIT INTLK PERMISSIVE FROM

RESPECTIVE BCU ** CLOSE TO OPEN CIRCUIT OPEN REMOTE = BCU/HMI/SCADA SHEET

CONTROL LOGIC FOR LOCAL OPERATION OF

400kV ISOLATORS

400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ PROJECT : NEXT SH. 004 003

AREVA

AREVA T&D India Limited

REV.

EMI-7604PG754-4-028

A ADANI POWER LTD.

LOCAL = EQP M.BOX

Fi le : PG 725000-003. x ls Thi s draw in g and des ig n i s the property of A R EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX

&

(4)

DF003

CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM BCU*

NOTE :

* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT BCU IS IN LOCAL MODE.

CLIENT : Fi le : PG 725000-003. x ls T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g OPEN/CLOSE PUSH BUTTON CONTROL

FROM BCU

OPEN BAY LOCAL/REMOTE

PUSH BUTTON ON BCU

TO CLOSING CIRCUIT EQP LOCAL/REMOTE

SELECTOR SWITCH AT EQP MARSHALLING BOX

CLOSE

TO OPEN CIRCUIT INTLK PERMISSIVE FROM

RESPECTIVE BCU **

LOCAL = EQP M.BOX REMOTE = BCU/HMI/SCADA

LOCAL = BCU REMOTE = HMI / SCADA

005 004

AREVA T&D India Limited

ADANI POWER LTD.

CONTROL LOGIC FOR REMOTE OPERATION OF

400kV ISOLATORS FROM BCU

REV.

EMI-7604PG754-4-028

A

AREVA

SHEET NEXT SH.

PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT

MUNDRA SEZ

&

(5)

DF003

CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM HMI*

NOTE :

* IN THIS MODE, CONTROL FROM HIGHER SCADA LEVEL ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTION AT HMI IS IN LOCAL MODE.

CLIENT :

MUNDRA SEZ

006 005

AREVA T&D India Limited

SHEET NEXT SH.

CONTROL LOGIC FOR REMOTE OPERATION OF

400kV ISOLATORS FROM HMI

REV.

EMI-7604PG754-4-028

A

AREVA

BAY LOCAL/REMOTE PUSH BUTTON ON BAY CONTROL UNIT

LOCAL = BCU REMOTE = HMI / SCADA

TO OPEN CIRCUIT INTLK PERMISSIVE FROM

RESPECTIVE BCU **

INTLK PERMISSIVE FROM RESPECTIVE BCU ** ADANI POWER LTD. TO CLOSING CIRCUIT OPEN CLOSE EQP LOCAL/REMOTE

SELECTOR SWITCH AT EQP MARSHALLING BOX REMOTE = SCADA Fi le : PG 725000-003. x ls T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g SUBTATION LOCAL/REMOTE SELECTION FROM HMI LOCAL = HMI OPEN/CLOSE CONTROL FROM HMI

&

(6)

DF003

CONTROL LOGIC FOR REMOTE OPERATION OF ISOLATORS FROM SCADA(LDC)

CLIENT :

OPEN/CLOSE CONTROL FROM HMI EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

REMOTE = SCADA REMOTE = HMI / SCADA

Fi le : PG 725000-003. x ls T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g SUBTATION LOCAL/REMOTE SELECTION FROM HMI LOCAL = HMI BAY LOCAL/REMOTE PUSH BUTTON ON BAY CONTROL UNIT

LOCAL = BCU

MUNDRA SEZ TO CLOSING CIRCUIT OPEN CLOSE TO OPEN CIRCUIT

AREVA

SHEET

LOCAL = EQP M.BOX

REMOTE = BCU/HMI/SCADA INTLK PERMISSIVE FROM

RESPECTIVE BCU **

ADANI POWER LTD.

CONTROL LOGIC FOR REMOTE OPERATION OF

400kV ISOLATORS FROM SCADA

REV. NEXT SH.

007 006

AREVA T&D India Limited

EMI-7604PG754-4-028

A

&

(7)

DF003

CONTROL LOGIC FOR LOCAL OPERATION OF CIRCUIT BREAKERS FROM EQUIPMENT MARSHALLING BOX*

NOTE :

* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY BCU / HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT EQP MARSHALLING BOX IS IN LOCAL MODE. ** THESE INTERLOCKS ARE HARDWIRED AT BMK LEVEL AND OPERATION FROM EQP. MARSHALLING BOX IS POSSIBLE ONLY WHEN THESE INTERLOCKS ARE SATISFIED.

FOR DETAILS REFER THE RESPECTIVE BREAKER INTERLOCK LOGICS

CLIENT : Fi le : PG 725000-003. x ls T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX A ADANI POWER LTD. 008 007

AREVA

EMI-7604PG754-4-028

MUNDRA SEZ

LOCAL = EQP M.BOX

NEXT SH.

CONTROL LOGIC FOR LOCAL OPERATION OF

400kV CIRCUIT BREAKERS

TO TRIP COIL - 1 TO CLOSING CIRCUIT SHEET OPEN CLOSE

AREVA T&D India Limited

REV. TO TRIP COIL - 2 REMOTE = BCU/HMI/SCADA HARDWIRED INTERLOCKS AT BMK LEVEL **

&

(8)

DF003

CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM BCU/BAY CONTROL & PROTECTION PANEL *

NOTE :

* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT BCU IS IN LOCAL MODE. ** EMERGENCY TRIPPING CAN BE GIVEN THROUGH THE TNC SWITCH PROVIDED ON THE BAY PROTECTION & CONTROL PANEL.

CONTROLS GIVEN THROUGH TNC SWITCH ARE ROUTED INDEPENDENT OF THE BCU AND HENCE ARE INDEPENDENT OF THE LOCAL/REMOTE SELECTION AT BCU/HMI.

*** PERMISSIVE FOR MAINTENANCE CLOSING IS GENERATED FROM BCU, WHEN BOTH THE ISOLATORS ON EITHER SIDES OF THE CB ARE OPEN. THIS OUTPUT CONTACT FROM BCU IS WIRED INTO THE TNC CLOSING CIRCUIT.

CLIENT :

008A 008

AREVA

AREVA T&D India Limited

REV.

EMI-7604PG754-4-028

A

SHEET NEXT SH.

OPEN/CLOSE PUSH BUTTON CONTROL

FROM BCU

CONTROL LOGIC FOR REMOTE OPENING OF

400kV LINE-TIE- ICT CIRCUIT BREAKERS FROM

BCU

ADANI POWER LTD.

TO TRIP COIL - 1

TO TRIP COIL - 2

OPEN CLOSE REMOTE = HMI / SCADA

PROJECT : T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it hout pri o r permi s s ion i n w ri ti n g EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

LOCAL = BCU

400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ

CNTL SWTCH FROM C&R PANEL FOR EMERGENCY

CONTROL ** OPEN CLOSE

OR

&

(9)

DF003

PROTECTION TRIP LOGIC FOR LINE PROTECTIONS(TYPICAL)

CLIENT : 009 008A

AREVA

B REV. T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it hout pri o r permi s s ion i n w ri ti n g

PROTECTION TRIP LOGIC FOR

LINE PROTECTION

EMI-7604PG754-4-028

ADANI POWER LTD. PROJECT :

SHEET NEXT SH.

(10)

DF003

PROTECTION TRIP LOGIC FOR TIE PROTECTIONS(TYPICAL)

CLIENT : T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it hout pri o r permi s s ion i n w ri ti n g

PROTECTION TRIP LOGIC FOR

TIE PROTECTION

EMI-7604PG754-4-028

SHEET NEXT SH.

AREVA T&D India Limited

008C 008B

AREVA

B REV.

(11)

DF003

PROTECTION TRIP LOGIC FOR GT PROTECTIONS(TYPICAL)

NOTE :

* ONLY HV O/C & E/F PROTECTION, LBB & BUSBAR PROTECTION ARE LOCATED IN THE SWITCHYARD RELAY PANEL. ALL THE OTHER PROTECTIONS ARE NOT IN PRESENT SCOPE.

CLIENT : 008D 008C

AREVA

B REV. T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it hout pri o r permi s s ion i n w ri ti n g

PROTECTION TRIP LOGIC FOR

GT PROTECTION

EMI-7604PG754-4-028

SHEET NEXT SH.

(12)

DF003

PROTECTION TRIP LOGIC FOR ICT PROTECTIONS(TYPICAL)

NOTE :

* 220kV PROTECTIONS ARE NOT IN PRESENT SCOPE.

CLIENT : T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it hout pri o r permi s s ion i n w ri ti n g

PROTECTION TRIP LOGIC FOR

ICT PROTECTION

EMI-7604PG754-4-028

SHEET NEXT SH.

AREVA T&D India Limited

009 008D

AREVA

B REV.

(13)

CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM BCU/ BAY CONTROL & PROTECTION PANEL *

## PERMISSIVE FOR TNC MAINTENANCE CLOSING FROM BCU

(APPLIES TO ALL BAYS EXCEPT GT & GT TIE BAYS)

##

NOTE :

* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT BCU IS IN LOCAL MODE.

** CHECK SYNCHRONISATION CONDITIONS ARE VALIDATED IN THE RESPECTIVE BAY CONTROL UNIT, BASED UPON THE SELECTED INCOMING & RUNNING VOLTAGES.

*** FOR DETAILED INTERLOCKING LOGICS REFER THE INTERLOCKS OF THE RESPECTIVE CIRCUIT BREAKER.

## PERMISSIVE FOR MAINTENANCE CLOSING IS GENERATED FROM BCU, WHEN BOTH THE ISOLATORS ON EITHER SIDES OF THE CB ARE OPEN. THIS OUTPUT CONTACT FROM BCU IS WIRED INTO THE TNC CLOSING CIRCUIT.

1 CLOSE COMMAND GIVEN BY THE OPERATOR FROM BCU WILL BE EXECUTED ONLY IF THE CHECK-SYNC CONDITIONS ARE SATISFIED.

2 CLOSE COMMAND FROM TNC SWITCH IS MEANT FOR CLOSING WITHOUT ANY SYNCHRONISATION & HENCE TO BE USED FOR MAINTENANCE/TESTING CONDITIONS.

3 INCOMING & RUNNING VOLTS ARE SELECTED BASED UPON THE ISOLATOR & CB POSITIONS IN THE RESPECTIVE DIA. CLIENT _:

4 FOR GT-3 & GT-4 (BAYS-3, 12) REMOTE OPERATION IS NOT PROVIDED FROM SWITCHYARD.

5 FOR TIE-1 & TIE-4 (BAYS-2, 11) REMOTE OPERATION IS POSSIBLE FROM BCU/HMI/SCADA ONLY AS LONG AS THE TIE/GT SELECTOR SWITCH IS IN TIE MODE.

PERMISSIVE

Thi

s

dr

aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

ADANI POWER LTD.

LOCAL = EQP M.BOX

MUNDRA SEZ

INTLKS IMPLEMENTED THROUGH SOFT LOGIC IN RESPECTIVE BCU ***

TO CLOSING CIRCUIT

REMOTE = BCU/HMI/SCADA

OPEN/CLOSE PUSH BUTTON CONTROL

FROM BCU

OPEN

CLOSE

INTLKS IMPLEMENTED THROUGH HARDWIRING IN BAY CNTL & PROT PANEL***

LOCAL = BCU

CONTROL LOGIC FOR REMOTE CLOSING OF

400kV LINE-TIE-ICT CIRCUIT BREAKERS

FROM BCU

REMOTE = HMI / SCADA

SELECTED INCOMING VOLTS

SELECTED RUNNING VOLTS

PERMISSIVE FOR MAINTENANCE CLOSING CNTL SWTCH FROM C&R

PANEL FOR EMERGENCY CONTROL

OPEN CLOSE

ISO 89-B OPEN ISO 89-A OPEN

010 009

AREVA

AREVA T&D India Limited

REV.

EMI-7604PG754-4-028

B SHEET NEXT SH.

VALIDATION OF

CHECK-SYNC

CONDITIONS

IN BCU**

OR

&

(14)

DF003

CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM HMI *

NOTE :

* IN THIS MODE, CONTROL FROM HIGHER LEVELS NAMELY HMI/ SCADA ARE DEFEATED AS LONG AS THE LOCAL/REMOTE SELECTOR SWITCH AT BCU IS IN LOCAL MODE. ** EMERGENCY TRIPPING CAN BE GIVEN THROUGH THE TNC SWITCH PROVIDED ON THE BAY PROTECTION & CONTROL PANEL.

CONTROLS GIVEN THROUGH TNC SWITCH ARE ROUTED INDEPENDENT OF THE BCU.

CLIENT : OPEN/CLOSE CONTROL FROM HMI OPEN CLOSE SUBTATION LOCAL/REMOTE SELECTION FROM HMI LOCAL = HMI T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it hout pri o r permi s s ion i n w ri ti n g EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

CONTROL **

OPEN

LOCAL = BCU

NEXT SH.

CONTROL LOGIC FOR REMOTE OPENING OF

400kV LINE-TIE- ICT CIRCUIT BREAKERS FROM

HMI

ADANI POWER LTD.

CLOSE

TO TRIP COIL - 1

TRIP COIL - 2

MUNDRA SEZ

011 010

AREVA

AREVA T&D India Limited

REV.

EMI-7604PG754-4-028

A SHEET

OR

&

(15)

CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM HMI *

##

NOTE :

* IN THIS MODE, CONTROL FROM SCADA ARE DEFEATED AS LONG AS THE SUBSTATION LOCAL/REMOTE SELECTION IS IN LOCAL MODE.

*** FOR DETAILED INTERLOCKING LOGICS REFER THE INTERLOCKS OF THE RESPECTIVE CIRCUIT BREAKER.

1 CLOSE COMMAND GIVEN BY THE OPERATOR FROM HMI WILL BE EXECUTED ONLY IF THE CHECK-SYNC CONDITIONS ARE SATISFIED.

CLIENT : 3 INCOMING & RUNNING VOLTS ARE SELECTED BASED UPON THE ISOLATOR & CB POSITIONS IN THE RESPECTIVE DIA.

ISO 89-B OPEN

012 011

AREVA

AREVA T&D India Limited

REV.

EMI-7604PG754-4-028

B

NEXT SH. SHEET 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ

CONTROL

OPEN CLOSE

ADANI POWER LTD.

LOCAL = EQP M.BOX

TO CLOSING CIRCUIT

REMOTE = BCU/HMI/SCADA

OPEN/CLOSE CONTROL FROM HMI

OPEN CLOSE

EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

LOCAL = BCU

PERMISSIVE FOR MAINTENANCE CLOSING

PERMISSIVE

SUBTATION LOCAL/REMOTE SELECTION FROM HMI LOCAL = HMI REMOTE = SCADA Thi s dr aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g PROJECT : SELECTED INCOMING VOLTS SELECTED RUNNING VOLTS

CONTROL LOGIC FOR REMOTE CLOSING OF

400kV LINE-TIE- ICT CIRCUIT BREAKERS

FROM HMI

ISO 89-A OPEN

VALIDATION OF

CHECK-SYNC

CONDITIONS

IN BCU**

OR

&

(16)

DF003

CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM SCADA (LDC) *

NOTE :

** EMERGENCY TRIPPING CAN BE GIVEN THROUGH THE TNC SWITCH PROVIDED ON THE BAY PROTECTION & CONTROL PANEL. CONTROLS GIVEN THROUGH TNC SWITCH ARE ROUTED INDEPENDENT OF THE BCU.

CLIENT :

TRIP COIL - 2 TO TRIP COIL - 1

MUNDRA SEZ

013 012

AREVA

AREVA T&D India Limited

REV.

EMI-7604PG754-4-028

A SHEET

LOCAL = BCU

NEXT SH.

CONTROL LOGIC FOR REMOTE OPENING OF

400kV LINE-TIE- ICT CIRCUIT BREAKERS FROM

SCADA

ADANI POWER LTD. SUBTATION LOCAL/REMOTE SELECTION FROM HMI LOCAL = HMI T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it hout pri o r permi s s ion i n w ri ti n g EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX OPEN/CLOSE CONTROL FROM SCADA OPEN CLOSE CNTL SWTCH FROM C&R PANEL FOR EMERGENCY

CONTROL ** OPEN CLOSE

OR

&

(17)

CONTROL LOGIC FOR REMOTE CLOSING OF CIRCUIT BREAKERS FROM SCADA (LDC) *

##

NOTE :

*** FOR DETAILS INTERLOCKING LOGICS REFER THE INTERLOCKS OF THE RESPECTIVE CIRCUIT BREAKER.

1 CLOSE COMMAND GIVEN BY THE OPERATOR FROM SCADA WILL BE EXECUTED ONLY IF THE CHECK-SYNC CONDITIONS ARE SATISFIED.

CLIENT : 3 INCOMING & RUNNING VOLTS ARE SELECTED BASED UPON THE ISOLATOR & CB POSITIONS IN THE RESPECTIVE DIA.

ISO 89-B OPEN

PERMISSIVE FOR MAINTENANCE CLOSING

CLOSE

ISO 89-A OPEN

OPEN/CLOSE CONTROL FROM HMI

OPEN

PERMISSIVE EQP LOCAL/REMOTE

SELECTOR SWITCH AT EQP MARSHALLING BOX

LOCAL = BCU TO CLOSING CIRCUIT REMOTE = BCU/HMI/SCADA Thi s dr aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g SHEET

SELECTED INCOMING VOLTS

SELECTED RUNNING VOLTS

ADANI POWER LTD.

LOCAL = EQP M.BOX

CONTROL LOGIC FOR REMOTE CLOSING OF

400kV LINE-TIE- ICT CIRCUIT BREAKERS

FROM SCADA

SUBTATION LOCAL/REMOTE SELECTION FROM HMI LOCAL = HMI REMOTE = SCADA CNTL SWTCH FROM C&R PANEL FOR EMERGENCY

CONTROL

OPEN CLOSE

MUNDRA SEZ

NEXT SH. 013

AREVA

AREVA T&D India Limited

REV.

EMI-7604PG754-4-028

A 014

VALIDATION OF

CHECK-SYNC

CONDITIONS

IN BCU**

OR

&

(18)

INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-1

A) ISOLATOR 1-89A

B) ISOLATOR 1-89B

NOTE:

* AS INDICATED IN SHEETS: 003, 004, 005, 006 FOR CONTROL LOGIC OF ISOLATORS, THE INTERLOCK PERMISSIVE WILL BE WIRED IN THE CONTROL CIRCUIT OF ISOLATORS TO ENSURE THAT COMMAND WILL BE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.

** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED. *** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN CLIENT :

PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT _{MUNDRA SEZ}

015 014

AREVA T&D India Limited

SHEET NEXT SH.

INTERLOCK LOGIC FOR OPERATION OF 400kV

ISOLATORS IN O/G LINE-1

REV.

EMI-7604PG754-4-028

B

AREVA

ADANI POWER LTD. ISO 1-89B INTLK PERMISSIVE*

ISO 1-89B OPEN REQUEST**

ISO 1-89B CLOSE ORDER

ISO 1-89B OPEN ORDER

ISO 1-89B CLOSE REQUEST** 1-52CB OPEN*** ISO 1-89A CLOSE

REQUEST**

ISO 1-89A OPEN REQUEST**

ISO 1-89A INTLK PERMISSIVE*

ISO 1-89A CLOSE ORDER

ISO 1-89A OPEN ORDER

F ile: P G 725000-003. x ls Thi s dr aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g

BUS-2 CVT ISO CLOSED

BUS-2 CVT ES OPEN 1-89AE OPEN 1-52CB OPEN*** 1-89BE OPEN

&

(19)

INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-1 (CONTD)

C) ISOLATOR 1-89C

NOTE:

** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIED. *** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN

CLIENT :

ISO 1-89L OPEN ORDER

ISO 1-89L OPEN REQUEST ** 2-52CB OPEN***

Thi

s

dr

aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it h

INTERLOCK LOGIC FOR OPERATION OF

400kV ISOLATORS IN O/G LINE-1 (CONTD)

016 015 REV.

EMI-7604PG754-4-028

B

AREVA T&D India Limited

AREVA

SHEET NEXT SH.

MUNDRA SEZ 1-89LE OPEN 1-52CB OPEN*** ADANI POWER LTD. ISO 1-89L INTLK PERMISSIVE *

ISO 1-89L CLOSE ORDER

ISO 1-89L CLOSE REQUEST **

&

(20)

DF003

CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-1

A) EARTH SWITCH 1-89AE*

B) EARTH SWITCH 1-89BE*

C) EARTH SWITCH 1-89LE*

NOTE:

* FOR EARTH SWITCHES THERE IS NO REMOTE CONTROL FROM BCU/HMI/SCADA. CONTROL IS POSSIBLE ONLY FROM EQUIPMENT MARSHALLING BOX. ALL THE INTERLOCKS FOR EARTH SWITCH OPERATION ARE VERIFIED IN BCU & AN OUTPUT IS GENERATED FROM BCU WHEN THE INTERLOCKS ARE SATISFIED. ** THIS INTERLOCK PERMISSIVE IS GENERATED BY THE BCU AND IS HARD WIRED IN THE CONTROL CIRCUIT OF THE EARTH SWITCH.

COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED. *** LINE U/V PERMISSIVE IS TAKEN THROUGH SOFT FROM LINE DISTANCE PROTECTION RELAY.

CLIENT : T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g

ISO 1-89A OPEN

ISO 1-89B OPEN

ISO 1-89L OPEN

DEAD LINE O/G LINE-1 (UNDER VOLTAGE

OPERATED) *** ISO 1-89A OPEN

ISO 1-89B OPEN

ES 1-89BE INTLK PERMISSIVE **

CONTROL & INTERLOCK LOGIC FOR OPERATION

OF 400kV EARTH SWITCHES IN O/G LINE-1

ADANI POWER LTD.

017 016

AREVA T&D India Limited

SHEET NEXT SH. REV.

EMI-7604PG754-4-028

B

AREVA

OPEN CLOSE ES 1-89AE INTLK PERMISSIVE ** TO OPEN CIRCUIT TO CLOSING CIRCUIT OPEN CLOSE TO OPEN CIRCUIT TO CLOSING CIRCUIT

MUNDRA SEZ

ES 1-89LE INTLK PERMISSIVE **

OPEN CLOSE TO OPEN CIRCUIT TO CLOSING CIRCUIT

&

(21)

DF003

CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-1

A) RUNNING VOLTS *

B) INCOMING VOLTS **

CASE - I

CASE - 2

NOTE:

* FOR LINE FEEDERS, BUS-2 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.

** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.

THE SYNCHRONISATION OF LINE WITH GT IS NOT CONSIDERED IN THE CVT SELECTION & THE CB CLOSING SCHEME.

CLIENT :

RUNNING VOLTS

CB 3-52 CLOSE

SHEET

CVT SELECTION LOGIC FOR

CHECK-SYNC OF CB

IN O/G LINE-1 (BAY-1)

ADANI POWER LTD.

AREVA T&D India Limited

PROJECT :

017

BUS-1 CVT SELECTED

ISO 3-89G OPEN

ISO 1-89L CLOSE LINE - 1 CVT (1 - CVTB)

SELECTED CB 1-89L OPEN T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g BUS - 2 CVT NEXT SH. REV.

EMI-7604PG754-4-028

B

AREVA

018 CB 2-52 CLOSE

&

(22)

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-1

A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *

B) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BAY CONTROL & PROTECTION PANEL **

C) INTERLOCKS IMPLEMENTED IN SOFT LOGIC IN BCU ***

NOTE:

* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.

CLIENT :

** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.

IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. *** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOS

CLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.

CB 1-52 LOCAL CLOSING CIRCUIT *

86-A TRIP RELAY RESET

86-B TRIP RELAY RESET A/R LK-OUT TRIP RELAY

(86-LO) RESET 86-A TRIP RELAY RESET

(86-LO) RESET BBP RELAY RESET F ile: P G 725000-003. x ls Thi s dr aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g ES 1-89 AE CLOSE ES 1-89 BE CLOSE

TRIP CIRCUIT - 1 & 2 HEALTHY CLOSE REQUEST FROM

BCU/SCADA/HMI BBP RELAY

RESET ISO 1-89A CLOSE

ISO 1-89B CLOSE L/R SS AT CB 1-52 M.BOX IN

REMOTE MODE

ADANI POWER LTD.

INTERLOCK LOGIC FOR CLOSING OF 400kV

CIRCUIT BREAKER IN O/G LINE-1

REV.

EMI-7604PG754-4-028

B

AREVA

CB 1-52 CLOSING CIRCUIT ** 019 018

AREVA T&D India Limited

SHEET NEXT SH.

RUNNING (BUS-2 CVT) VOLTS CB 1-52 CLOSE ORDER SELECTED INCOMING VOLTS (REFER SH: 017)

&

VALIDATION OF

CHECK-SYNC

CONDITIONS

IN BCU**

(23)

INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G LINE-1

A) INTERLOCKS FOR OPENING FROM BMK LEVEL *

B) INTERLOCKS FOR OPENING FROM REMOTE **

NOTE:

* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.

** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU.

CLIENT :

*** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.

INTERLOCK LOGIC FOR OPENING OF 400kV

CIRCUIT BREAKER IN O/G LINE-1

REV.

EMI-7604PG754-4-028

B

AREVA

020 019

AREVA T&D India Limited

SHEET NEXT SH. F ile: P G 725000-003. x ls Thi s dr aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g CB CLOSE *** CB CLOSE *** EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

CB OPEN REQUEST *

LOCAL = EQP M.BOX

REMOTE = BCU/HMI/SCADA TO TRIP COIL - 1

TO TRIP COIL - 1

TO TRIP COIL - 2 OPEN/CLOSE PUSH BUTTON

CONTROLS AT EQP MARSHALLING BOX

OPEN CLOSE

TO TRIP COIL - 2

ADANI POWER LTD.

&

(24)

INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN TIE-1

A) ISOLATOR 2-89B

NOTE:

F ile: P G 725000-003. x ls 2-89BE OPEN 2-52CB OPEN*** ISO 2-89B CLOSE REQUEST**

ISO 2-89B OPEN REQUEST** 2-89AE OPEN

INTERLOCK LOGIC FOR OPERATION OF 400kV

ISOLATORS FOR TIE-1

REV.

ISO 2-89B INTLK PERMISSIVE *

EMI-7604PG754-4-028

B

AREVA

MUNDRA SEZ ADANI POWER LTD.

ISO 2-89A INTLK PERMISSIVE *

2-52CB OPEN***

ISO 2-89A CLOSE REQUEST**

021 020

AREVA T&D India Limited

SHEET NEXT SH.

&

(25)

CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN TIE-1

NOTE:

COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.

CLIENT :

CONTROL & INTERLOCK LOGIC FOR

OPERATION OF 400kV EARTH SWITCHES IN

TIE-1 (BAY-2)

REV.

EMI-7604PG754-4-028

B

AREVA

022 021 ADANI POWER LTD.

AREVA T&D India Limited

SHEET NEXT SH.

F ile: P G 725000-003. x ls ISO 2-89B OPEN ISO 2-89A OPEN

ISO 2-89A OPEN

ES 2-89AE INTLK PERMISSIVE **

ISO 2-89B OPEN

TO OPEN CIRCUIT OPEN/CLOSE PUSH BUTTON

CONTROLS AT EQP MARSHALLING BOX OPEN CLOSE TO CLOSING CIRCUIT ES 2-89BE INTLK PERMISSIVE ** TO OPEN CIRCUIT OPEN/CLOSE PUSH BUTTON

CONTROLS AT EQP MARSHALLING BOX OPEN CLOSE TO CLOSING CIRCUIT

&

(26)

DF003

CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN TIE-1

A) RUNNING VOLTS *

CASE-1 (TIE/GT SELECTOR SWITCH IN TIE MODE. SYNCHRONISATION IS DONE FROM SWITCHYARD BCU)

CASE-2 (TIE/GT SELECTOR SWITCH IN GT MODE. SYNCHRONISATION IS DONE FROM GCP)

B) INCOMING VOLTS *

CASE - I (APPLICABLE TO BOTH TIE & GCP MODE.)

CASE - 2 (APPLICABLE TO BOTH TIE & GCP MODE.)

CASE - 3 (APPLICABLE FOR GT SYNCHRONISATION ONLY .TIE/GT SELECTOR SWITCH IN GT MODE. SYNCHRONISATION IS DONE FROM GCP)

##

NOTE:

* SINCE THE SYNCHRONISATION OF GT IS DONE FROM GCP, GT CVT IS NOT CONSIDERED IN THE CVT SELECTION LOGIC FOR BCU. FOR BCU IN THE SWITCHYARD RUNNING VOLTS BY DEFAULT IS TAKEN AS BUS-1 VOLTS

** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU. ## GT-3 CVT WILL BE SELECTED ONLY FOR SYNCHRONISATION OF GT THROUGH THE TIE.

CLIENT :

TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL & PROT PANEL

TIE = FEEDER GCP = GT

BUS-2 CVT SELECTED **

CB 1-89L OPEN

CB 3-52 OPEN

CB 1-52 CLOSE

BUS - 1 CVT RUNNING VOLTS TO BCU

T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D and mus t not be c o pi ed or l ent w it hout pri o r permi s s ion i n w ri ti n g GT - 3 CVT RUNNING VOLTS ISO 1-89L CLOSE GT-3 CVT SELECTED ** CB 3-89G CLOSED LINE - 1 CVT (1 - CVTB) SELECTED **

CVT SELECTION LOGIC FOR

CHECK-SYNC OF CB

IN TIE-1 (BAY-2)

ADANI POWER LTD.

EMI-7604PG754-4-028

B 022 023

MUNDRA SEZ

AREVA T&D India Limited

NEXT SH. REV.

AREVA

SHEET

&

OR

&

(27)

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1

(REMOTE CLOSING POSSIBLE FROM SWITCHYARD ONLY AS LONG AS ISOLATOR 3-89G IS OPEN) A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *

NOTE:

* THESE INTERLOCKS APPLY TO CLOSE OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX. ** THESE HARDWIRED INTERLOCKS APPLY TO THE CONTROL USING TNC SWITCH ON THE BAY CONTROL & PROTECTION PANEL.

IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :

*** THESE LOGICS APPLY FOR THE CLOSE OPERATION FROM BCU/HMI/SCADA. THESE LOGICS APPLY FOR AUTO RECLOSE CLOSE COMMAND ISSUED BY THE BCU. A/R CLOSING WILL SUCCESFUL ONLY IF THE INTERLOCKS ARE THROUGH.

GT3

INTLKS FROM GCP

023A 023

AREVA T&D India Limited

SHEET NEXT SH.

INTERLOCK LOGIC FOR CLOSING OF 400kV

CIRCUIT BREAKER IN TIE-1

REV.

EMI-7604PG754-4-028

B

AREVA

CB 2-52 LOCAL CLOSING CIRCUIT * ADANI POWER LTD. F ile: P G 725000-003. x ls Thi s dr aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g ES 2-89 AE CLOSE ES 2-89 BE CLOSE GT-3

86 TRIP RELAY RESET A/R LK-OUT TRIP RELAY

(86-LO) RESET

O/G LINE-1

86-A TRIP RELAY RESET 86-B TRIP RELAY RESET

TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL &

PROT PANEL CB 2-52 CLOSING CIRCUIT** TIE = FEEDER GCP = GT

&

OR

(28)

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1 (CONTD.)

(REMOTE CLOSING POSSIBLE FROM SWITCHYARD ONLY AS LONG AS TIE/GCP SELECTOR SWITCH IS IN TIE MODE)

NOTE:

IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU. CLIENT :

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g ISO 2-89B CLOSE L/R SS AT CB 2-52 M.BOX IN REMOTE MODE ISO 3-89G OPEN O/G LINE-1

86-A TRIP RELAY RESET 86-B TRIP RELAY RESET TIE-1 A/R LK-OUT TRIP RELAY

(86-LO) RESET

PROT PANEL TIE = FEEDER GCP = GT ADANI POWER LTD. RUNNING (BUS-1 CVT) VOLTS CB 2-52 CLOSE ORDER

TRIP CIRCUIT - 1 & 2 HEALTHY

CLOSE REQUEST FROM BCU/SCADA/HMI

SELECTED INCOMING VOLTS (REFER SH: 022)

ISO 2-89A CLOSE

GT-3

86 TRIP RELAY RESET

INTERLOCK LOGIC FOR CLOSING OF 400kV

CIRCUIT BREAKER IN TIE-1(CONTD.)

REV.

EMI-7604PG754-4-028

B

AREVA

024 023A

AREVA T&D India Limited

SHEET NEXT SH.

&

VALIDATION OF

CHECK-SYNC

CONDITIONS

IN BCU**

(29)

INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-1

(REMOTE OPENING POSSIBLE FROM SWITCHYARD ONLY IF TIE/GCP SELECTOR SWITCH IS IN TIE MODE) A) INTERLOCKS FOR OPENING FROM BMK LEVEL *

B) INTERLOCKS FOR REMOTE OPENING **

NOTE:

* THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM EQP. MARSHALLING BOX.

** THESE INTERLOCKS ARE APPLICABLE FOR OPERATION FROM BCU/HMI/SCADA. THESE LOGICS ARE BUILT IN THE BCU. *** CB CLOSE POSITION IS CONFIRMED ONLY WHEN ALL THE THREE POLES ARE CLOSED.

CLIENT :

TO TRIP COIL - 2 OPEN/CLOSE PUSH BUTTON

CONTROLS AT EQP MARSHALLING BOX

OPEN CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX

TO TRIP COIL - 1

Thi

s

dr

aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g CB CLOSE *** CB CLOSE *** EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

CB OPEN REQUEST

3-89G OPEN

PROT PANEL F ile: P G 725000-003. x ls ADANI POWER LTD.

INTERLOCK LOGIC FOR OPENING OF 400kV

CIRCUIT BREAKER IN TIE-1

REV.

EMI-7604PG754-4-028

B

AREVA

025 024

AREVA T&D India Limited

SHEET NEXT SH.

&

(30)

INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN GT-3

A) ISOLATOR 3-89B

B) ISOLATOR 3-89A

NOTE:

** CLOSING & OPENING REQUEST OF ISOLATORS CAN BE GIVEN FROM ANY CONTROL LEVELS DEFINED IN SHEETS 003-006, PROVIDED THE ABOVE INTERLOCKS ARE SATISFIEDCLIENT :

*** OPEN POSITION FOR CB IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN

ing and des

BUS-1 CVT ES OPEN 3-89BE OPEN 3-52CB OPEN*** 3-89AE OPEN ISO 3-89B CLOSE REQUEST**

3-52CB OPEN***

ISO 3-89A CLOSE REQUEST**

026 025

AREVA T&D India Limited

ADANI POWER LTD.

SHEET NEXT SH.

MUNDRA SEZ

INTERLOCK LOGIC FOR OPERATION OF 400kV

ISOLATORS IN GT-3 (BAY-3)

REV.

EMI-7604PG754-4-028

B

AREVA

&

(31)

INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN GT-3 (CONTD.)

C) ISOLATOR 3-89G

NOTE:

CLIENT :

AREVA

SHEET NEXT SH.

MUNDRA SEZ 3-89GE OPEN 3-52CB OPEN*** ADANI POWER LTD. Thi s dr aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it h

INTERLOCK LOGIC FOR OPERATION OF

400kV ISOLATORS IN GT-3 (BAY-3)

027 026 REV.

EMI-7604PG754-4-028

B

AREVA T&D India Limited

ISO 3-89G INTLK PERMISSIVE*

ISO 3-89G CLOSE ORDER

ISO 3-89G CLOSE REQUEST **

ISO 3-89G OPEN ORDER

ISO 3-89G OPEN REQUEST ** 2-52CB OPEN***

&

(32)

DF003

CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN GT-3

C) EARTH SWITCH 3-89GE*

NOTE:

COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED.

CLIENT : TO CLOSING CIRCUIT OPEN TO OPEN CIRCUIT OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX

OPEN CLOSE TO OPEN CIRCUIT TO CLOSING CIRCUIT GENERATOR EXCITATION OFF

EMI-7604PG754-4-028

B

AREVA

OPEN CLOSE CLOSE TO CLOSING CIRCUIT ES 3-89GE INTLK PERMISSIVE **

AREVA T&D India Limited

PROJECT :

REV.

ISO 3-89A OPEN

ISO 3-89B OPEN

ISO 3-89G OPEN ISO 3-89A OPEN

ISO 3-89B OPEN

ES 3-89AE INTLK PERMISSIVE **

TO OPEN CIRCUIT

400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g ES 3-89BE INTLK PERMISSIVE **

CONTROL & INTERLOCK LOGIC FOR OPERATION

OF 400kV EARTH SWITCHES IN GT-3

ADANI POWER LTD. 028 027 SHEET NEXT SH.

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DF003

CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-3

A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL FOR CLOSE OPERATION*

B) INTERLOCKS FOR CLOSING FROM REMOTE (GCP)

C) INTERLOCKS FOR OPENING FROM BMK LEVEL *

D) INTERLOCKS FOR OPENING FROM REMOTE (GCP)

NOTE:

CLIENT :

* THESE INTERLOCKS APPLY TO OPERATION OF CIRCUIT BREAKER FROM THE EQUIPMENT MARSHALLING BOX.

OPERATION OF THE CIRCUIT BREAKERS IN GT BAYS IS NOT ALLOWED FROM THE BAY CONTROL & PROTECTION PANEL, BCU/HMI/SCADA. ** CLOSE POSITION OF THE CIRCUIT BREAKER IS CONFIRMED ONLY IF ALL THE THREE POLES ARE OPEN.

CLOSE REMOTE = GCP GT3 INTLKS FROM GCP CB 3-52 REMOTE CLOSING CIRCUIT *

AREVA T&D India Limited

TO TRIP COIL - 1

OPEN/CLOSE PUSH BUTTON CONTROLS AT GCP

OPEN CLOSE

MARSHALLING BOX

LOCAL = EQP M.BOX

OPEN

SHEET NEXT SH.

TO TRIP COIL - 2 OPEN CLOSE TO TRIP COIL - 2 REMOTE = GCP ADANI POWER LTD.

CONTROL & INTERLOCK LOGIC FOR 400kV

CIRCUIT BREAKER IN GT-3 (BAY-3)

REV.

EMI-7604PG754-4-028

B

AREVA

029 028 Fi le : PG 725000-003. x ls T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g ES 3-89 AE CLOSE ES 3-89 BE CLOSE EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

OPEN/CLOSE PUSH BUTTON CONTROLS AT GCP EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

MARSHALLING BOX GT3 INTLKS FROM GCP CB 3-52 LOCAL CLOSING CIRCUIT * CB CLOSE **

MUNDRA SEZ

LOCAL = EQP M.BOX REMOTE = GCP

OPEN CLOSE

LOCAL = EQP M.BOX LOCAL = EQP M.BOX

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INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-2

B) ISOLATOR 4-89B

NOTE:

ing and des

BUS-2 CVT ES OPEN

4-89AE OPEN

4-52CB OPEN***

4-89BE OPEN

4-52CB OPEN*** ISO 4-89A CLOSE

REQUEST**

ISO 4-89B CLOSE REQUEST**

030 029

AREVA T&D India Limited

ADANI POWER LTD.

SHEET NEXT SH.

INTERLOCK LOGIC FOR OPERATION OF 400kV

ISOLATORS IN O/G LINE-2

REV.

EMI-7604PG754-4-028

B

AREVA

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DF003

INTERLOCK LOGIC FOR OPERATION OF ISOLATORS IN O/G LINE-2 (CONTD.)

C) ISOLATOR 4-89L

NOTE:

CLIENT :

AREVA

SHEET NEXT SH.

MUNDRA SEZ 4-89LE OPEN 4-52CB OPEN*** ADANI POWER LTD. T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o

INTERLOCK LOGIC FOR OPERATION OF

400kV ISOLATORS IN O/G LINE-2(CONTD.)

031 030 REV.

EMI-7604PG754-4-028

B

AREVA T&D India Limited

ISO 4-89L INTLK PERMISSIVE *

ISO 4-89L CLOSE ORDER

ISO 4-89L CLOSE REQUEST **

ISO 4-89L OPEN ORDER

ISO 4-89L OPEN REQUEST ** 5-52CB OPEN***

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DF003

CONTROL & INTERLOCK LOGIC FOR OPERATION OF EARTH SWITCHES IN O/G LINE-2

C) EARTH SWITCH 4-89LE*

NOTE:

COMMANDS GIVEN FROM THE EQUIPMENT MARSHALLING BOX ARE EXECUTED ONLY WHEN THE INTERLOCKS ARE SATISFIED. *** LINE U/V PERMISSIVE IS TAKEN THROUGH SOFT FROM LINE DISTANCE PROTECTION RELAY.

CLIENT : ES 4-89AE INTLK PERMISSIVE ** TO OPEN CIRCUIT TO CLOSING CIRCUIT OPEN TO OPEN CIRCUIT B

AREVA

OPEN CLOSE CLOSE TO CLOSING CIRCUIT ES 4-89LE INTLK PERMISSIVE **

AREVA T&D India Limited

OPEN

CLOSE ISO 4-89A OPEN

ISO 4-89B OPEN

ISO 4-89L OPEN

DEAD LINE O/G LINE-2 (UNDER VOLTAGE

OPERATED) *** ISO 4-89A OPEN

ISO 4-89B OPEN

T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g ES 4-89BE INTLK PERMISSIVE **

CONTROL & INTERLOCK LOGIC FOR OPERATION

OF 400kV EARTH SWITCHES IN O/G LINE-2

TO OPEN CIRCUIT

TO CLOSING CIRCUIT

031

MUNDRA SEZ ADANI POWER LTD. 032 SHEET NEXT SH. REV.

EMI-7604PG754-4-028

&

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DF003

CVT SELECTION LOGIC FOR CHECK SYNC OF CIRCUIT BREAKER IN O/G LINE-2

A) RUNNING VOLTS * B) INCOMING VOLTS ** CASE - I CASE - 2 CASE - 3 NOTE:

* FOR LINE FEEDERS, BUS-2 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.

** AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING VOLTS. BASED ON THE ISOLATOR & CB POSITIONS, THE LOGICS ARE VALIDATED AND OUTPUTS ARE GENERATED FROM THE BCU WHICH ARE WIRED INTO THE PT SELECTION CIRCUIT FOR EXTENSION OF THE APPROPRIATE INCOMING VOLTS TO BCU.

CLIENT : T h is d ra w in g a n d d e s ig n i s t h e p ro p e rt y o f AR EVA T & D a n d m u s t n o t b e c o p ie d o r l e n t w it h o u t p ri o r p e rm is s io n i n w ri ti n g BUS - 2 CVT ISO 4-89L CLOSE ISO 4-89L OPEN 033 032 SHEET ISO 4-89L OPEN

CVT SELECTION LOGIC FOR

CHECK-SYNC OF CB

IN O/G LINE-2 (BAY-4)

ADANI POWER LTD.

AREVA T&D India Limited

MUNDRA SEZ NEXT SH. LINE - 2 CVT (4 - CVTB) SELECTED RUNNING VOLTS ISO 6-89G CLOSE CB 5-52 CLOSE CB 6-52 CLOSE BUS-1 CVT SELECTED ISO 6-89G OPEN CB 5-52 CLOSE ICT-1 CVT (6-CVT) SELECTED REV.

EMI-7604PG754-4-028

B

AREVA

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INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN O/G LINE-2

A) INTERLOCKS IMPLEMENTED AS HARDWIRED AT BMK LEVEL *

NOTE:

IN CASE OF CLOSING FROM BCU/HMI/SCADA, THESE HARDWIRED INTERLOCKS MUST BE SATISFIED IN ADDITION TO THE SOFT LOGICS BUILT IN THE BCU.

CLIENT :

AREVA T&D India Limited

SHEET NEXT SH. RUNNING (BUS-2 CVT) VOLTS CB 4-52 CLOSE ORDER SELECTED INCOMING VOLTS (REFER SH: 032)

ADANI POWER LTD.

INTERLOCK LOGIC FOR CLOSING OF 400kV

CIRCUIT BREAKER IN O/G LINE-2

REV.

EMI-7604PG754-4-028

B

AREVA

034 033 CB 4-52 LOCAL CLOSING CIRCUIT *

86-A TRIP RELAY RESET

(86-LO) RESET 86-A TRIP RELAY RESET

(86-LO) RESET BBP RELAY RESET CB 4-52 CLOSING CIRCUIT ** F ile: P G 725000-003. x ls Thi s dr aw

ing and des

ign i s t he pr oper ty of AR EVA T&D and m u s t not be c opi ed or l ent w it hout pr io r per m is s ion i n w ri ti n g ES 4-89 AE CLOSE ES 4-89 BE CLOSE