400 KV-Interlock Logic Diagram_RevB

DF001

SIG

N.

SIG

N.

SIG

N.

CLIENT :ADANI POWER LIMITED2 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,

CHENNAITITLE :

AREVA T&D India LimitedA-7, SECTOR-65NOIDA - 201301

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REV.

B

DINESH06/08/2008

06/12/2006Name

EMI-7604PG754-4-028

APPROVED

400 KV CONTROL & INTERLOCK LOGIC DIAGRAM

TOTAL SHEET

92001

APL / 130001 / VJ / 967 / 07 DATED 21.11.2007

STATUSDESCRIPTION

FC

DRAWN

SHEETDRAWING NO.

CHECKED

MHBDateName

NameDate

Date

NameDateName

NameDate

NameDate

NameDate

NameName

NameDate

13/6/2006RJR

Date

06/08/2008MHB

NameDate

06/08/2008

REV.

Name

NameDate

DateA

B

Date

RSDDate

UPDATED BASED UPON CUSTOMER'S COMMENTS

FIRST ISSUE06/12/2006

DateName

RJRFA

DF002

A B C D E F G H I A B C D E F G H I001 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

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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 LINE2

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 LINE1

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


INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1


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 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 INGT-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 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.)


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

INDEX





INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-1 (CONTD.)


EMI-7604PG754-4-028




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 LimitedREV.

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





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 LINE1CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM SCADA (LDC) *

INTERLOCK LOGIC FOR OPERATION OF400kV ISOLATORS IN ICT-1








INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN ICT-2


INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G ICT-2



CONTROL & INTERLOCK LOGIC FOR OPENING & CLOSING OF CIRCUIT BREAKER IN GT-4


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



INTERLOCK LOGIC FOR OPERATION OF BUS-1 CVT ISOLATOR & EARTH SWITCH




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


CLOSE

TO OPEN CIRCUIT

OPEN

REMOTE = BCU/HMI/SCADA

SHEETCONTROL LOGIC FOR LOCAL OPERATION OF 400kV ISOLATORS

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

NEXT SH.

004003

AREVAAREVA T&D India Limited

REV.

EMI-7604PG754-4-028 A

ADANI POWER LTD.

LOCAL = EQP M.BOX

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EQP LOCAL/REMOTE SELECTOR SWITCH AT EQP

MARSHALLING BOX

OPEN/CLOSE PUSH BUTTON CONTROLS AT EQP MARSHALLING BOX

&

&

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 :

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OPEN/CLOSE PUSH BUTTON CONTROL

FROM BCU

OPEN

BAY LOCAL/REMOTE PUSH BUTTON ON BCU

TO CLOSING CIRCUIT


MARSHALLING BOX

CLOSE

TO OPEN CIRCUIT


LOCAL = EQP M.BOX


LOCAL = BCU

REMOTE = HMI / SCADA

005004

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.


&

&

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 :


006005

AREVA T&D India LimitedSHEET NEXT SH.CONTROL LOGIC FOR REMOTE OPERATION OF

400kV ISOLATORS FROM HMIREV.

EMI-7604PG754-4-028 A

AREVA

LOCAL = EQP M.BOX


BAY LOCAL/REMOTE PUSH BUTTON ON

BAY CONTROL UNIT

LOCAL = BCU


TO OPEN CIRCUIT



ADANI POWER LTD.

TO CLOSING CIRCUIT

OPEN

CLOSE


MARSHALLING BOX

REMOTE = SCADA

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SUBTATION LOCAL/REMOTE SELECTION

FROM HMI

LOCAL = HMI

OPEN/CLOSE CONTROL FROM HMI

&

&

DF003

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



CLIENT :



MARSHALLING BOX

REMOTE = SCADA


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FROM HMI

LOCAL = HMI


BAY CONTROL UNIT

LOCAL = BCU


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.

007006

AREVA T&D India LimitedEMI-7604PG754-4-028 A

&

&

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 :

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MARSHALLING BOX


A

ADANI POWER LTD.

008007

AREVAEMI-7604PG754-4-028


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 LimitedREV.

TO TRIP COIL - 2


HARDWIRED INTERLOCKS AT BMK LEVEL **

&

&

DF003

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

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 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 :

008A008


REV.

EMI-7604PG754-4-028 A

SHEET NEXT SH.


FROM BCU

CONTROL LOGIC FOR REMOTE OPENING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS FROM

BCU

ADANI POWER LTD.

LOCAL = EQP M.BOX

REMOTE = BCU/HMI/SCADATO TRIP COIL - 1

TO TRIP COIL - 2

OPEN

CLOSE


PROJECT :

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MARSHALLING BOX


BAY CONTROL UNIT

LOCAL = BCU


CNTL SWTCH FROM C&R PANEL FOR EMERGENCY

CONTROL **

OPEN

CLOSE

OR&

&

&

DF003

PROTECTION TRIP LOGIC FOR LINE PROTECTIONS(TYPICAL)

CLIENT :

009008A

AREVAB

REV.

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PROTECTION TRIP LOGIC FOR LINE PROTECTION

EMI-7604PG754-4-028


ADANI POWER LTD.

PROJECT :

SHEET NEXT SH.AREVA T&D India Limited

DF003

PROTECTION TRIP LOGIC FOR TIE PROTECTIONS(TYPICAL)

CLIENT :

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PROTECTION TRIP LOGIC FOR TIE PROTECTION

EMI-7604PG754-4-028


ADANI POWER LTD.

PROJECT :


008C008B

AREVAB

REV.

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 :

008D008C

AREVAB

REV.

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PROTECTION TRIP LOGIC FOR GT PROTECTION

EMI-7604PG754-4-028


ADANI POWER LTD.

PROJECT :


DF003

PROTECTION TRIP LOGIC FOR ICT PROTECTIONS(TYPICAL)

NOTE :

* 220kV PROTECTIONS ARE NOT IN PRESENT SCOPE.

CLIENT :

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PROTECTION TRIP LOGIC FOR ICT PROTECTION

EMI-7604PG754-4-028


ADANI POWER LTD.

PROJECT :


009008D

AREVAB

REV.

DF003

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 :


** 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

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MARSHALLING BOX


BAY CONTROL UNIT

ADANI POWER LTD.

LOCAL = EQP M.BOX


INTLKS IMPLEMENTED THROUGH SOFT LOGIC IN RESPECTIVE BCU ***

TO CLOSING CIRCUIT



FROM BCU

OPEN

CLOSE

INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL***

LOCAL = BCU

CONTROL LOGIC FOR REMOTE CLOSING OF 400kV LINE-TIE-ICT CIRCUIT BREAKERS

FROM BCU


SELECTED INCOMING VOLTS

SELECTED RUNNING VOLTS

PERMISSIVE FOR MAINTENANCE CLOSING


CONTROL

OPEN

CLOSE

ISO 89-B OPEN

ISO 89-A OPEN

010009


REV.

EMI-7604PG754-4-028 B

SHEET NEXT SH.

VALIDATION OF CHECK-SYNC CONDITIONS

IN BCU**

OR

&

&

&

&

DF003

CONTROL LOGIC FOR REMOTE OPENING OF CIRCUIT BREAKERS FROM HMI *

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 :


OPEN

CLOSE


FROM HMI

LOCAL = HMI

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MARSHALLING BOX


CONTROL **

OPEN


BAY CONTROL UNIT

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


LOCAL = EQP M.BOX


REMOTE = SCADA


011010


REV.

EMI-7604PG754-4-028 A

SHEET

OR

&

&

&

DF003

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.

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

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

ISO 89-B OPEN

012011


REV.

EMI-7604PG754-4-028 B

NEXT SH.SHEET



CONTROL

OPEN

CLOSE

ADANI POWER LTD.

LOCAL = EQP M.BOX


TO CLOSING CIRCUIT



OPEN

CLOSE


MARSHALLING BOX


BAY CONTROL UNIT

LOCAL = BCU

PERMISSIVE FOR MAINTENANCE CLOSINGPERMISSIVE



FROM HMI

LOCAL = HMI

REMOTE = SCADA

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PROJECT :



CONTROL LOGIC FOR REMOTE CLOSING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS

FROM HMI

ISO 89-A OPEN



IN BCU**

OR

&

&

&

&

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


013012


REV.

EMI-7604PG754-4-028 A

SHEET

LOCAL = EQP M.BOX


REMOTE = SCADA



BAY CONTROL UNIT

LOCAL = BCU

NEXT SH.CONTROL LOGIC FOR REMOTE OPENING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS FROM

SCADA

ADANI POWER LTD.


FROM HMI

LOCAL = HMI

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MARSHALLING BOX

OPEN/CLOSE CONTROL FROM SCADA

OPEN

CLOSE


CONTROL **

OPEN

CLOSE

OR

&

&

&

DF003

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.

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

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

ISO 89-B OPENPERMISSIVE FOR MAINTENANCE CLOSING

CLOSE


ISO 89-A OPEN


OPEN

PERMISSIVE


MARSHALLING BOX


BAY CONTROL UNIT

LOCAL = BCU

TO CLOSING CIRCUIT


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writ

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SHEET




ADANI POWER LTD.

LOCAL = EQP M.BOX


CONTROL LOGIC FOR REMOTE CLOSING OF 400kV LINE-TIE- ICT CIRCUIT BREAKERS

FROM SCADA


FROM HMI

LOCAL = HMI

REMOTE = SCADA


CONTROL

OPEN

CLOSE


NEXT SH.

013


REV.

EMI-7604PG754-4-028 A 014


IN BCU**

OR

&

&

&

&

DF003

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 ISOLATORSTO 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 :


015014

AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR OPERATION OF 400kV

ISOLATORS IN O/G LINE-1REV.

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

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BUS-2 CVT ISO CLOSED

BUS-2 CVT ES OPEN

1-89AE OPEN

1-52CB OPEN***

1-89BE OPEN

&

&

&

&

&

&

DF003

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

C) ISOLATOR 1-89C

NOTE:



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

CLIENT :

ISO 1-89L OPEN ORDERISO 1-89L OPEN REQUEST **

2-52CB OPEN***

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INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-1 (CONTD)

016015

REV.

EMI-7604PG754-4-028 B

AREVA T&D India LimitedAREVA SHEET NEXT SH.


1-89LE OPEN

1-52CB OPEN***

ADANI POWER LTD.

ISO 1-89L INTLK PERMISSIVE *

ISO 1-89L CLOSE ORDER

ISO 1-89L CLOSE REQUEST **

&

&

&

DF003


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 :

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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.


017016

AREVA T&D India LimitedSHEET 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


ES 1-89LE INTLK PERMISSIVE **


OPEN

CLOSE

TO OPEN CIRCUIT

TO CLOSING CIRCUIT

&

&

&

&

&

&

&

&

&

DF003


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

SHEETCVT SELECTION LOGIC FOR CHECK-SYNC OF CB IN O/G LINE-1 (BAY-1)

ADANI POWER LTD.


PROJECT :

017

BUS-1 CVT SELECTEDISO 3-89G OPEN


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

CB 1-89L OPEN

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BUS - 2 CVT

NEXT SH.REV.

EMI-7604PG754-4-028 B

AREVA018

CB 2-52 CLOSE

&

DF003


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 RECLOSCLOSE 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




BBP RELAYRESET

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ES 1-89 AE CLOSE

ES 1-89 BE CLOSE

TRIP CIRCUIT - 1 & 2 HEALTHY

CLOSE REQUEST FROM BCU/SCADA/HMI

BBP RELAYRESET

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 **

019018

AREVA T&D India LimitedSHEET NEXT SH.


RUNNING (BUS-2 CVT) VOLTS

CB 1-52 CLOSE ORDER

SELECTED INCOMING VOLTS (REFER SH: 017)

&

&

&


IN BCU**

DF003


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

AREVA020019


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CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX


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

TO TRIP COIL - 2

LOCAL = EQP M.BOX


ADANI POWER LTD.

&

&

DF003


A) ISOLATOR 2-89A

A) ISOLATOR 2-89B

NOTE:




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2-89BE OPEN

2-52CB OPEN***



2-89AE OPEN

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

REV.


ISO 2-89B INTLK PERMISSIVE *


EMI-7604PG754-4-028 B

AREVAPROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT

MUNDRA SEZ

ADANI POWER LTD.

ISO 2-89A INTLK PERMISSIVE *




2-52CB OPEN***


021020


&

&

&

&

&

&

DF003




NOTE:



CLIENT :

CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN TIE-

1 (BAY-2)

REV.

EMI-7604PG754-4-028 B

AREVA022021

ADANI POWER LTD.



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ISO 2-89B OPEN

ISO 2-89A OPEN

ISO 2-89A OPEN


ISO 2-89B OPEN

TO OPEN CIRCUITOPEN/CLOSE PUSH BUTTON

CONTROLS AT EQP MARSHALLING BOX

OPEN

CLOSETO CLOSING CIRCUIT




OPEN


&

&

&

&

&

&

DF003


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


## 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



TIE = FEEDER

GCP = GT

CB 3-52 OPEN



TIE = FEEDER

GCP = GT

CB 1-52 CLOSE

BUS - 1 CVT RUNNING VOLTS TO BCU

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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 023022


AREVA T&D India LimitedNEXT SH.REV.AREVA SHEET

&

&

OR

OR

&

DF003

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-1(REMOTE CLOSING POSSIBLE FROM SWITCHYARD ONLY AS LONG AS ISOLATOR 3-89G IS OPEN)



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

GT3INTLKS FROM GCP


023A023

AREVA T&D India LimitedSHEET NEXT SH.INTERLOCK LOGIC FOR CLOSING OF 400kV

CIRCUIT BREAKER IN TIE-1REV.

EMI-7604PG754-4-028 B

AREVA


ADANI POWER LTD.

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ES 2-89 AE CLOSE

ES 2-89 BE CLOSE

GT-386 TRIP RELAY RESET


O/G LINE-186-A TRIP RELAY RESET86-B TRIP RELAY RESET

TIE/GCP SELECTOR SWITCH AT SWYD BAY CONTROL &

PROT PANEL

CB 2-52 CLOSING CIRCUIT**

TIE = FEEDER

GCP = GT

&

&

OR

DF003

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:




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ISO 2-89B CLOSE


ISO 3-89G OPEN


TIE-1 A/R LK-OUT TRIP RELAY (86-LO) RESET


PROT PANEL

TIE = FEEDER

GCP = GT

ADANI POWER LTD.


CB 2-52 CLOSE ORDER




ISO 2-89A CLOSE


INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN TIE-1(CONTD.)

REV.

EMI-7604PG754-4-028 B


MUNDRA SEZ

024023A


&


IN BCU**

DF003

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)


B) INTERLOCKS FOR REMOTE OPENING **

NOTE:


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


CLIENT :

TIE = FEEDER

GCP = GT

TO TRIP COIL - 2


OPEN

CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX


LOCAL = EQP M.BOX


TO TRIP COIL - 1

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CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX


MARSHALLING BOX

CB OPEN REQUEST

3-89G OPEN


PROT PANEL

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ADANI POWER LTD.

INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN TIE-1

REV.

EMI-7604PG754-4-028 B


AREVA025024


&

&

DF003

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 :





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BUS-1 CVT ES OPEN

3-89BE OPEN

3-52CB OPEN***

3-89AE OPEN







3-52CB OPEN***


026025


ADANI POWER LTD.

SHEET NEXT SH.


INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-3 (BAY-3)

REV.

EMI-7604PG754-4-028 B

AREVA

&

&

&

&

&

&

DF003

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

C) ISOLATOR 3-89G

NOTE:




CLIENT :



3-89GE OPEN

3-52CB OPEN***

ADANI POWER LTD.

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INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN GT-3 (BAY-3)

027026

REV.

EMI-7604PG754-4-028 B


ISO 3-89G INTLK PERMISSIVE*

ISO 3-89G CLOSE ORDER

ISO 3-89G CLOSE REQUEST **

ISO 3-89G OPEN ORDERISO 3-89G OPEN REQUEST **

2-52CB OPEN***

&

&

&

DF003




C) EARTH SWITCH 3-89GE*

NOTE:



CLIENT :

TO CLOSING CIRCUIT

OPENTO OPEN CIRCUIT


OPEN

CLOSE

TO OPEN CIRCUIT

TO CLOSING CIRCUIT

GENERATOR EXCITATION OFF

EMI-7604PG754-4-028 B

AREVA

OPEN

CLOSE


ES 3-89GE INTLK PERMISSIVE **


PROJECT :

REV.

ISO 3-89A OPEN

ISO 3-89B OPEN

ISO 3-89G OPEN

ISO 3-89A OPEN

ISO 3-89B OPEN




TO OPEN CIRCUIT


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CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN GT-3

ADANI POWER LTD.

028027

SHEET NEXT SH.

&

&

&

&

&

&

&

&

&

DF003


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

GT3INTLKS FROM GCP

CB 3-52 REMOTE CLOSING CIRCUIT *


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 - 2OPEN

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

AREVA029028

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writ

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ES 3-89 AE CLOSE

ES 3-89 BE CLOSE


MARSHALLING BOX



MARSHALLING BOX



MARSHALLING BOX

GT3INTLKS FROM GCP


CB CLOSE **


LOCAL = EQP M.BOX

REMOTE = GCP

OPEN

CLOSE

LOCAL = EQP M.BOX

LOCAL = EQP M.BOX

&

&

&

&

DF003


A) ISOLATOR 4-89A

B) ISOLATOR 4-89B

NOTE:







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BUS-2 CVT ES OPEN

4-89AE OPEN

4-52CB OPEN***

4-89BE OPEN

4-52CB OPEN***








030029


ADANI POWER LTD.

SHEET NEXT SH.



REV.

EMI-7604PG754-4-028 B

AREVA

&

&

&

&

&

&

DF003

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

C) ISOLATOR 4-89L

NOTE:




CLIENT :



4-89LE OPEN

4-52CB OPEN***

ADANI POWER LTD.

This

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INTERLOCK LOGIC FOR OPERATION OF 400kV ISOLATORS IN O/G LINE-2(CONTD.)

031030

REV.

EMI-7604PG754-4-028 B






5-52CB OPEN***

&

&

&

DF003





NOTE:




CLIENT :


TO OPEN CIRCUIT

TO CLOSING CIRCUIT

OPENTO OPEN CIRCUIT

B

AREVA

OPEN

CLOSE




OPEN

CLOSE

ISO 4-89A OPEN

ISO 4-89B OPEN

ISO 4-89L OPEN


OPERATED) ***

ISO 4-89A OPEN

ISO 4-89B OPEN


This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g




TO OPEN CIRCUIT

TO CLOSING CIRCUIT

031



ADANI POWER LTD.

032

SHEET NEXT SH.REV.

EMI-7604PG754-4-028

&

&

&

&

&

&

&

&

&

DF003


A) RUNNING VOLTS *


CASE - I

CASE - 2

CASE - 3

NOTE:



CLIENT :

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

BUS - 2 CVT

ISO 4-89L CLOSE

ISO 4-89L OPEN

033032

SHEET

ISO 4-89L OPEN

CVT SELECTION LOGIC FOR CHECK-SYNC OF CB IN O/G LINE-2 (BAY-4)

ADANI POWER LTD.



NEXT SH.

LINE - 2 CVT (4 - CVTB) SELECTED

RUNNING VOLTS

ISO 6-89G CLOSE

CB 5-52 CLOSE

CB 6-52 CLOSE


CB 5-52 CLOSE ICT-1 CVT (6-CVT)SELECTED

REV.

EMI-7604PG754-4-028 B

AREVA

&

&

DF003





NOTE:



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.



CB 4-52 CLOSE ORDER



ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B

AREVA034033








BBP RELAYRESET


File

: PG

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prop

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of

AREV

A T

&D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ES 4-89 AE CLOSE

ES 4-89 BE CLOSE



BBP RELAYRESET

ISO 4-89A CLOSE

ISO 4-89B CLOSE


&

&

&


IN BCU**

DF003




NOTE:




CLIENT :

LOCAL = EQP M.BOX


LOCAL = EQP M.BOX


TO TRIP COIL - 1

OPEN

CLOSE

TO TRIP COIL - 2

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing

CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX


MARSHALLING BOX

CB OPEN REQUEST *


File

: PG

7250

00-0

03.x

ls

ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B


MUNDRA SEZ

035034


&

&

DF003


A) ISOLATOR 5-89A

A) ISOLATOR 5-89B

NOTE:









ISO 5-89A INTLK PERMISSIVE*

5-52CB OPEN***

File

: PG

7250

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5-89BE OPEN

5-52CB OPEN***



5-89AE OPEN




PROJECT :

ISO 5-89B INTLK PERMISSIVE*

EMI-7604PG754-4-028


AREVA REV.

036035


B

&

&

&

&

&

&

DF003




NOTE:



CLIENT :




OPEN



ISO 5-89B OPEN



OPEN


File

: PG

7250

00-0

03.x

ls

ISO 5-89B OPEN

ISO 5-89A OPEN

ISO 5-89A OPEN

037036

ADANI POWER LTD.



CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES

IN TIE-2 (BAY-5)

REV.

EMI-7604PG754-4-028 B

AREVA

&

&

&

&

&

&

DF003


A) RUNNING VOLTS *

CASE - I

CASE - 2

B) INCOMING VOLTS *

CASE - I

CASE - 2

NOTE:

* AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING /RUNNING 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/RUNNING VOLTS TO BCU.

CLIENT :


IN TIE-2 (BAY-5)

ADANI POWER LTD.

EMI-7604PG754-4-028 B 038037

AREVA T&D India LimitedNEXT SH.REV.AREVA

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ISO 4-89L CLOSE

CB 6-89G OPEN

CB 4-52 CLOSE

SHEET

ISO 6-89G CLOSE


CB 6-52 CLOSE

CB 4-89L OPEN


BUS-2 CVT SELECTED

ICT CVT (6 - CVT) SELECTED

BUS-1 CVT SELECTED

&

&

DF003





NOTE:




ICT-186-A TRIP RELAY RESET86-B TRIP RELAY RESET

File

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and

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the

prop

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of

AREV

A T

&D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ES 5-89 AE CLOSE

ES 5-89 BE CLOSE

ISO 5-89B CLOSE






ADANI POWER LTD.

SELECTED RUNNING VOLTS (REFER SH:037)

CB 5-52 CLOSE ORDER




ISO 5-89A CLOSE


039038




INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN TIE-2

REV.

EMI-7604PG754-4-028 B


MUNDRA SEZ

&

&

&


IN BCU**

DF003




NOTE:




CLIENT :

039


File

: PG

7250

00-0

03.x

ls PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ

ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B

AREVA040

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing

CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX


MARSHALLING BOX

CB OPEN REQUEST



LOCAL = EQP M.BOX


TO TRIP COIL - 1

OPEN

CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX

&

&

DF003

INTERLOCK LOGIC FOR OPERATION OF400kV ISOLATORS IN ICT-1

A) ISOLATOR 6-89B

B) ISOLATOR 6-89A

NOTE:




EMI-7604PG754-4-028 B

AREVA




ADANI POWER LTD.




6-52CB OPEN***



6-89AE OPEN

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing


BUS-1 CVT ES OPEN

6-89BE OPEN

6-52CB OPEN***





File

: PG

7250

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041040


&

&

&

&

&

&

DF003


C) ISOLATOR 6-89G

NOTE:




CLIENT :

ISO 6-89G OPEN ORDERISO 6-89G OPEN REQUEST**

5-52CB OPEN***

File

: PG

7250

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lsTh

is d

raw

ing

and

desi

gn is

the

prop

erty

of

AR

EV

A T

&D

and

mus

t not

be

copi

ed o

r len

t with

o


042041

REV.

EMI-7604PG754-4-028 B



6-89GE OPEN

6-52CB OPEN***

ADANI POWER LTD.

ISO 6-89G INTLK PERMISSIVE *

ISO 6-89G CLOSE ORDERISO 6-89G CLOSE REQUEST**

&

&

&

DF003





NOTE:



CLIENT :

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ISO 6-89A OPEN

ISO 6-89B OPEN

ISO 6-89G OPEN

ISO 6-89A OPEN

ISO 6-89B OPEN



ICT LV CB OPEN

CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN ICT-1

ADANI POWER LTD.


043042


EMI-7604PG754-4-028 B

AREVA

OPEN

CLOSE




OPEN

CLOSE

TO OPEN CIRCUIT

TO CLOSING CIRCUIT


TO OPEN CIRCUIT

TO CLOSING CIRCUIT

OPENTO OPEN CIRCUIT


&

&

&

&

&

&

&

&

&

DF003


A) RUNNING VOLTS *


CASE - I

CASE - 2

CASE - 3

NOTE:

* FOR ICT BAYS, BUS-1 CVT WILL BE SELECTED AS RUNNING VOLTS AND EXTENDED TO BCU TERMINALS FOR CHECK-SYNC.


CLIENT :

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g


IN ICT-1 (BAY-6)


BUS - 1 CVT

CB 4-52 CLOSE

CB 5-52 CLOSE

ISO 4-89L CLOSE

RUNNING VOLTS

BUS-2 CVT SELECTED

ADANI POWER LTD.

NEXT SH.REV.


SHEETAREVAAREVA T&D India Limited

044

ICT -1 CVT (6 - CVT) SELECTED

ISO 6-89G OPEN

CB 4-52 OPEN

CB 5-52 CLOSE

ISO 6-89G CLOSE

043EMI-7604PG754-4-028 B

&

&

DF003





NOTE:




045044


CIRCUIT BREAKER IN ICT-1REV.

EMI-7604PG754-4-028 B

AREVA






File

: PG

7250

00-0

03.x

lsTh

is d

raw

ing

and

desi

gn is

the

prop

erty

of

AREV

A T

&D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ES 6-89 AE CLOSE

ES 6-89 BE CLOSE



BBP RELAYRESET

ISO 6-89A CLOSE

ISO 6-89B CLOSE





BBP RELAYRESET

ADANI POWER LTD.

CB 6-52 CLOSE ORDER


&

&

&


IN BCU**

DF003

INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN ICT-1



NOTE:




TO TRIP COIL - 2



MARSHALLING BOX


OPEN

CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX


TO TRIP COIL - 1LOCAL = EQP M.BOX

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing

CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX

CB OPEN REQUEST *

File

: PG

7250

00-0

03.x

ls

ADANI POWER LTD.

INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN ICT-1

REV.

EMI-7604PG754-4-028 B


MUNDRA SEZ

046045


&

&

DF003


A) ISOLATOR 7-89A

B) ISOLATOR 7-89B

NOTE:



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


047046


ISOLATORS IN O/G LINE-3REV.

EMI-7604PG754-4-028 B

AREVA

ADANI POWER LTD.






7-52CB OPEN***






File

: PG

7250

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is d

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ing

and

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gn is

the

prop

erty

of

AREV

A T

&D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g


BUS-2 CVT ES OPEN

7-89AE OPEN

7-52CB OPEN***

7-89BE OPEN

&

&

&

&

&

&

DF003


C) ISOLATOR 7-89L

NOTE:



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


8-52CB OPEN***

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t p


048047

REV.

EMI-7604PG754-4-028 B



7-89LE OPEN

7-52CB OPEN***

ADANI POWER LTD.

ISO 7-89L INTLK PERMISSIVE*



&

&

&

DF003





NOTE:




CLIENT :

048



ADANI POWER LTD.

049

SHEET NEXT SH.REV.

EMI-7604PG754-4-028

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g




TO OPEN CIRCUIT

TO CLOSING CIRCUIT

ISO 7-89A OPEN

ISO 7-89B OPEN

ISO 7-89L OPEN


OPERATED) ***

ISO 7-89A OPEN

ISO 7-89B OPEN


B

AREVA

OPEN

CLOSE




OPEN

CLOSE


TO OPEN CIRCUIT

TO CLOSING CIRCUIT

OPENTO OPEN CIRCUIT

&

&

&

&

&

&

&

&

&

DF003


A) RUNNING VOLTS *


CASE - I

CASE - 2

CASE - 3

NOTE:



CLIENT :

CVT SELECTION LOGIC FOR CHECK-SYNC OF CB IN O/G LINE-3 (BAY-7)

ADANI POWER LTD.



NEXT SH.REV.

EMI-7604PG754-4-028

RUNNING VOLTS

ISO 9-89G CLOSE

CB 8-52 CLOSE

CB 9-52 CLOSE


CB 8-52 CLOSE

ICT-2 CVT (9-CVT)SELECTED

BUS - 2 CVT

ISO 7-89L CLOSE

B

AREVA050049

SHEET


ISO 7-89L OPEN

ISO 7-89L OPEN

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

&

&

DF003





NOTE:




File

: PG

7250

00-0

03.x

lsTh

is d

raw

ing

and

desi

gn is

the

prop

erty

of

AREV

A T

&D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ES 7-89 AE CLOSE

ES 7-89 BE CLOSE



BBP RELAYRESET

ISO 7-89A CLOSE

ISO 7-89B CLOSE









BBP RELAYRESET


ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B

AREVA051050



CB 7-52 CLOSE ORDER



&

&

&


IN BCU**

DF003




NOTE:




051


File

: PG

7250

00-0

03.x

ls

ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B


MUNDRA SEZ

052

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing

CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX

CB OPEN REQUEST *


MARSHALLING BOX



TO TRIP COIL - 2

LOCAL = EQP M.BOX


TO TRIP COIL - 1

OPEN

CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX

&

&

DF003


A) ISOLATOR 8-89A

A) ISOLATOR 8-89B

NOTE:




CLIENT :

File

: PG

7250

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03.x

ls

8-89BE OPEN

8-52CB OPEN***



8-89AE OPEN


REV.




EMI-7604PG754-4-028 B


MUNDRA SEZ

ADANI POWER LTD.





8-52CB OPEN***


053052


&

&

&

&

&

&

DF003




NOTE:



CLIENT :

CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES

IN TIE-3 (BAY-8)

REV.

EMI-7604PG754-4-028 B

AREVA054053

ADANI POWER LTD.



File

: PG

7250

00-0

03.x

ls

ISO 8-89B OPEN

ISO 8-89A OPEN

ISO 8-89A OPEN


ISO 8-89B OPEN



OPEN





OPEN


&

&

&

&

&

&

DF003


A) RUNNING VOLTS *

CASE - I

CASE - 2

B) INCOMING VOLTS *

CASE - I

CASE - 2

NOTE:

* AT ANY TIME ONLY ONE OF THE CASES WILL BE SUCCESFUL FOR INCOMING/RUNNING 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/RUNNING VOLTS TO BCU.

CLIENT :

055054

AREVA T&D India LimitedNEXT SH.REV.AREVA SHEET

ISO 9-89G CLOSE


CB 9-52 CLOSE

CB 7-89L OPEN


BUS-2 CVT SELECTED

ICT -2 CVT (9 - CVT) SELECTED

BUS-1 CVT SELECTED

ADANI POWER LTD.

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ISO 7-89L CLOSE

CB 9-89G OPEN

CB 7-52 CLOSE


IN TIE-3 (BAY-8) EMI-7604PG754-4-028 B

&

&

DF003





NOTE:






INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN TIE-3

REV.

EMI-7604PG754-4-028 B


MUNDRA SEZ


056055



ADANI POWER LTD.

SELECTED RUNNING VOLTS (REFER SH:054)

CB 8-52 CLOSE ORDER




ISO 8-89A CLOSE


File

: PG

7250

00-0

03.x

lsTh

is d

raw

ing

and

desi

gn is

the

prop

erty

of

AREV

A T

&D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ES 8-89 AE CLOSE

ES 8-89 BE CLOSE

ISO 8-89B CLOSE





&

&

&


IN BCU**

DF003




NOTE:




CLIENT :

TO TRIP COIL - 2


OPEN

CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX



MARSHALLING BOX

LOCAL = EQP M.BOX


TO TRIP COIL - 1

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing

CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX

CB OPEN REQUEST

File

: PG

7250

00-0

03.x

ls PROJECT : 400kV SWITCHYARD FOR 2x330MW THERMAL POWER PLANT MUNDRA SEZ

ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B

AREVA057056


&

&

DF003


A) ISOLATOR 9-89B

B) ISOLATOR 9-89A

NOTE:




CLIENT :


File

: PG

7250

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03.x

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is d

raw

ing

and

desi

gn is

the

prop

erty

of

AREV

A T

&D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g


BUS-1 CVT ES OPEN

9-89BE OPEN

9-52CB OPEN***


9-52CB OPEN***






ADANI POWER LTD.


ISO 9-89A OPEN REQUEST**ISO 9-89A OPEN ORDER


9-89AE OPEN


058057


EMI-7604PG754-4-028 B

AREVA

&

&

&

&

&

&

DF003


C) ISOLATOR 9-89G

NOTE:




CLIENT :



9-89GE OPEN

8-52CB OPEN***

ADANI POWER LTD.

File

: PG

7250

00-0

03.x

lsTh

is d

raw

ing

and

desi

gn is

the

prop

erty

of

AR

EV

A T

&D

and

mus

t not

be

copi

ed o

r len

t wi


059058

REV.

EMI-7604PG754-4-028 B


ISO 9-89G INTLK PERMISSIVE *


ISO 9-89G CLOSE REQUEST**


9-52CB OPEN***

&

&

&

DF003





NOTE:



CLIENT :

CLOSE

TO OPEN CIRCUIT

TO CLOSING CIRCUIT


TO OPEN CIRCUIT

TO CLOSING CIRCUIT

OPENTO OPEN CIRCUIT


B

AREVA

OPEN

CLOSE




OPEN

CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN ICT-2

ADANI POWER LTD.


060059


EMI-7604PG754-4-028

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f A

RE

VA

T&

D a

nd m

ust n

ot b

e co

pied

or l

ent w

ithou

t prio

r per

mis

sion

in w

ritin

g

ISO 9-89A OPEN

ISO 9-89B OPEN

ISO 9-89G OPEN

ISO 9-89A OPEN

ISO 9-89B OPEN



&

&

&

&

&

&

&

&

DF003


A) RUNNING VOLTS *


CASE - I

CASE - 2

CASE - 3

NOTE:

* FOR ICT BAYS, BUS-1 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/ RUNNING 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/ RUNNING VOLTS TO BCU.

CLIENT :

CB 7-52 OPEN

CB 8-52 CLOSE

ISO 9-89G CLOSE

SHEET

BUS-2 CVT SELECTED

ICT-2 CVT (9 - CVT) SELECTED

ISO 9-89G OPEN

B

AREVA061

BUS - 1 CVT

CB 7-52 CLOSE

CB 8-52 CLOSE


IN ICT-2 (BAY-9)

ISO 7-89L CLOSE


RUNNING VOLTS

060


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or l

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ithou

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in w

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ADANI POWER LTD.

NEXT SH.REV.

EMI-7604PG754-4-028


&

&

DF003





NOTE:







BBP RELAYRESET

ADANI POWER LTD.

CB 9-52 CLOSE ORDER


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ES 9-89 AE CLOSE

ES 9-89 BE CLOSE



BBP RELAYRESET

ISO 9-89A CLOSE

ISO 9-89B CLOSE







INTERLOCK LOGIC FOR CLOSING OF 400kV CIRCUIT BREAKER IN ICT-2

REV.

EMI-7604PG754-4-028 B

AREVA062061


&

&

&


IN BCU**

DF003

INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN O/G ICT-2



NOTE:




CLIENT :

062


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ADANI POWER LTD.

INTERLOCK LOGIC FOR OPENING OF 400kV CIRCUIT BREAKER IN ICT-2

REV.

EMI-7604PG754-4-028 B


MUNDRA SEZ

063

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CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX

CB OPEN REQUEST *


MARSHALLING BOX

LOCAL = EQP M.BOX


TO TRIP COIL - 1

TO TRIP COIL - 2


OPEN

CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX


&

&

DF003


A) ISOLATOR 10-89A

B) ISOLATOR 10-89B

NOTE:


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





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in w

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BUS-2 CVT ES OPEN

10-89AE OPEN

10-52CB OPEN***

10-89BE OPEN

10-52CB OPEN***








064063


ADANI POWER LTD.

SHEET NEXT SH.



REV.

EMI-7604PG754-4-028 B

AREVA

&

&

&

&

&

&

DF003


C) ISOLATOR 10-89L

NOTE:




CLIENT :



10-89LE OPEN

10-52CB OPEN***

ADANI POWER LTD.

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ith


065064

REV.

EMI-7604PG754-4-028 B






11-52CB OPEN***

&

&

&

DF003





NOTE:




CLIENT :


TO OPEN CIRCUIT

TO CLOSING CIRCUIT

OPENTO OPEN CIRCUIT

B

AREVA

OPEN

CLOSE




OPEN

CLOSE

ISO 10-89A OPEN

ISO 10-89B OPEN

ISO 10-89L OPEN


OPERATED) ***

ISO 10-89A OPEN

ISO 10-89B OPEN


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TO OPEN CIRCUIT

TO CLOSING CIRCUIT

065



ADANI POWER LTD.

066

SHEET NEXT SH.REV.

EMI-7604PG754-4-028

&

&

&

&

&

&

&

&

&

DF003


A) RUNNING VOLTS *


CASE - I

CASE - 2

NOTE:



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

CLIENT :

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BUS - 2 CVT

NEXT SH.REV.

EMI-7604PG754-4-028 B

AREVA067066

ISO 10-89L CLOSE LINE - 4 CVT (10 - CVTB) SELECTED

RUNNING VOLTS

CB 10-52 CLOSE

SHEETCVT SELECTION LOGIC FOR CHECK-SYNC OF CB

IN O/G LINE-4 (BAY-10)

ADANI POWER LTD.



ISO 10-89L OPEN

CB 11-52 CLOSE


&

DF003





NOTE:



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.



CB 10-52 CLOSE ORDER



ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B

AREVA068067








BBP RELAYRESET


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in w

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ES 10-89 AE CLOSE

ES 10-89 BE CLOSE



BBP RELAYRESET

ISO 10-89A CLOSE

ISO 10-89B CLOSE


&

&

&


IN BCU**

DF003




NOTE:




CLIENT :

TO TRIP COIL - 2


OPEN

CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX



MARSHALLING BOX

LOCAL = EQP M.BOX


TO TRIP COIL - 1

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CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX

CB OPEN REQUEST *

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ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B


MUNDRA SEZ

069068


&

&

DF003


A) ISOLATOR 11-89A

A) ISOLATOR 11-89B

NOTE:









11-52CB OPEN***







070069


EMI-7604PG754-4-028 B

AREVA REV.

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11-89BE OPEN

11-52CB OPEN***



11-89AE OPEN

&

&

&

&

&

&

DF003




NOTE:



CLIENT :




OPEN



ISO 11-89B OPEN



OPEN


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ISO 11-89B OPEN

ISO 11-89A OPEN

ISO 11-89A OPEN

071070

ADANI POWER LTD.



CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN

TIE-4 (BAY-11)

REV.

EMI-7604PG754-4-028 B

AREVA

&

&

&

&

&

&

DF003


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


## GT-3 CVT WILL BE SELECTED ONLY FOR SYNCHRONISATION OF GT THROUGH THE TIE. CLIENT :

NEXT SH.REV.AREVA SHEETCVT SELECTION LOGIC FOR CHECK-SYNC OF CB

IN TIE-4 (BAY-11)

ADANI POWER LTD.

EMI-7604PG754-4-028 B 072071



BUS - 1 CVT RUNNING VOLTS TO BCU

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GT - 4 CVT RUNNING VOLTS

ISO 10-89L CLOSE

GT-4 CVT SELECTED **CB 12-89G CLOSED

LINE - 4 CVT (10 - CVTB) SELECTED **



TIE = FEEDER

GCP = GT

CB 10-52 CLOSE



TIE = FEEDER

GCP = GT

BUS-2 CVT SELECTED **CB 10-89L OPEN



TIE = FEEDER

GCP = GT

CB 12-52 OPEN

&

&

OR

OR

&

DF003

INTERLOCK LOGIC FOR CLOSING OF CIRCUIT BREAKER IN TIE-4(REMOTE CLOSING POSSIBLE FROM SWITCHYARD ONLY AS LONG AS TIE/GCP SELECTOR SWITCH IS IN TIE MODE)



NOTE:





PROT PANEL


TIE = FEEDER

GCP = GT

ADANI POWER LTD.

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ES 11-89 AE CLOSE

ES 11-89 BE CLOSE




EMI-7604PG754-4-028 B

AREVA


GT4INTLKS FROM GCP


072A072



&

&

OR

DF003


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


NOTE:





073072A



EMI-7604PG754-4-028 B

AREVA

ADANI POWER LTD.


CB 11-52 CLOSE ORDER




ISO 11-89A CLOSE


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in w

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ISO 11-89B CLOSE


ISO 12-89G OPEN




PROT PANEL

TIE = FEEDER

GCP = GT

&


IN BCU**

DF003

INTERLOCK LOGIC FOR OPENING OF CIRCUIT BREAKER IN TIE-4(REMOTE OPENING POSSIBLE FROM SWITCHYARD ONLY IF TIE/GCP SELECTOR SWITCH IS IN TIE MODE)



NOTE:




CLIENT :

073


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ADANI POWER LTD.


REV.

EMI-7604PG754-4-028 B


AREVA074

This

dra

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ty o

f AR

EVA

T&D

and

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be

copi

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t with

out p

rior p

erm

issi

on in

writ

ing

CB CLOSE ***

CB CLOSE ***


MARSHALLING BOX


MARSHALLING BOX

CB OPEN REQUEST

12-89G OPEN


PROT PANEL

LOCAL = EQP M.BOX


TO TRIP COIL - 1

TIE = FEEDER

GCP = GT

TO TRIP COIL - 2


OPEN

CLOSE

TO TRIP COIL - 2

LOCAL = EQP M.BOX


&

&

DF003

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

A) ISOLATOR 12-89B

B) ISOLATOR 12-89A

NOTE:





075074


ISOLATORS IN GT-4REV.

EMI-7604PG754-4-028 A

AREVA

ADANI POWER LTD.





12-52CB OPEN***







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BUS-1 CVT ES OPEN

12-89BE OPEN

12-52CB OPEN***

12-89AE OPEN

&

&

&

&

&

&

DF003


C) ISOLATOR 12-89G

NOTE:




CLIENT :


11-52CB OPEN***

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076075

REV.

EMI-7604PG754-4-028 A



12-89GE OPEN

12-52CB OPEN***

ADANI POWER LTD.

ISO 12-89G INTLK PERMISSIVE*


ISO 12-89G CLOSE REQUEST**

&

&

&

DF003





NOTE:



CLIENT :

ISO 12-89G OPEN

GENERATOR EXCITATION OFF


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CONTROL & INTERLOCK LOGIC FOR OPERATION OF 400kV EARTH SWITCHES IN GT-4

ADANI POWER LTD.

077076

SHEET NEXT SH.REV.

ISO 12-89A OPEN

ISO 12-89B OPEN

ISO 12-89A OPEN

ISO 12-89B OPEN




TO OPEN CIRCUIT

TO CLOSING CIRCUIT

EMI-7604PG754-4-028 B

AREVA

OPEN

CLOSE




PROJECT :

OPENTO OPEN CIRCUIT


OPEN

CLOSE

TO OPEN CIRCUIT

TO CLOSING CIRCUIT

&

&

&

&

&

&

&

&

&

DF003


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 :

* 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.


CB CLOSE **


LOCAL = EQP M.BOX

REMOTE = GCP

OPEN

CLOSE

LOCAL = EQP M.BOX

LOCAL = EQP M.BOX

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ES 12-89 AE CLOSE

ES 12-89 BE CLOSE


MARSHALLING BOX



MARSHALLING BOX



MARSHALLING BOX

GT4INTLKS FROM GCP

ADANI POWER LTD.

CONTROL & INTERLOCK LOGIC FOR 400kV CIRCUIT BREAKER IN GT-4 (BAY-12)

REV.

EMI-7604PG754-4-028 B

AREVA078077

SHEET NEXT SH.


TO TRIP COIL - 2OPEN

CLOSE

TO TRIP COIL - 2

CLOSE



TO TRIP COIL - 1

OPEN


MARSHALLING BOX

LOCAL = EQP M.BOX

REMOTE = GCP

CLOSE

REMOTE = GCP

GT4INTLKS FROM GCP

CB 12-52 REMOTE CLOSING CIRCUIT *


OPEN

&

&

&

&

DF003

CLIENT :

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writ

in

BLANK SHEET

NEXT SH.


AREVA

ADANI POWER LTD.

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079078

REV.

EMI-7604PG754-4-028 A

AREVA T&D India LimitedSHEET

BLANK SHEET

DF003

INTERLOCK LOGIC FOR OPERATION OF BUS-1 CVT ISOLATOR & EARTH SWITCH (MANAGED BY TIE-1 BCU)

A) BUS - 1 CVT ISOLATOR

#B) BUS-1 CVT EARTH SWITCH

##

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.

CLIENT :

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INTERLOCK LOGIC FOR REMOTE OPERATION OF 400kV BUS-1 CVT ISOLATOR & EARTH

SWITCH


OPEN

CLOSE TO CLOSING CIRCUIT

BUS-1 CVT ISO INTLK PERMISSIVE *

BUS-1 CVT ISO CLOSE ORDER

BUS-1 CVT ISO OPEN ORDER

080079

REV.

EMI-7604PG754-4-028 A


BUS-1 CVT ISO OPEN REQUEST **

BUS-1 CVT EARTH SWITCH OPEN

BUS-1 CVT ISO CLOSE REQUEST **

NEXT SH.


BUS-1 CVT ISO OPEN BUS-1 CVT E/S INTLK PERMISSIVE

TO OPEN CIRCUIT

AREVA

ADANI POWER LTD.

&

&

&

&

DF003

INTERLOCK LOGIC FOR OPERATION OF BUS-2 CVT ISOLATOR & EARTH SWITCH(MANAGED BY TIE-1 BCU)

A) BUS - 2 CVT ISOLATOR

#B) BUS-2 CVT EARTH SWITCH

##

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.

CLIENT :

NEXT SH.


BUS-2 CVT ISO OPEN BUS-2 CVT E/S INTLK PERMISSIVE

TO OPEN CIRCUIT

AREVA

ADANI POWER LTD.

BUS-2 CVT ISO OPEN REQUEST **

BUS-2 CVT EARTH SWITCH OPEN

BUS-2 CVT ISO CLOSE REQUEST **

BUS-2 CVT ISO INTLK PERMISSIVE *

BUS-2 CVT ISO CLOSE ORDER

BUS-2 CVT ISO OPEN ORDER

081080

REV.

EMI-7604PG754-4-028 A


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INTERLOCK LOGIC FOR REMOTE OPERATION OF 400kV BUS-2 CVT ISOLATOR & EARTH

SWITCH


OPEN

CLOSE TO CLOSING CIRCUIT

&

&

&

&

DF003

IMPLEMENATION OF SYNCHROCHECK FUNCTION IN BCU (TYPICAL FOR ALL BAYS EXCEPT GT BAYS)

CASE -1 DEAD INCOMING VOLTS - DEAD RUNNING VOLTS

NOTE :

* VOLTAGE SELECTION FOR INCOMING AND RUNNING VOLTS SHALL BE AS PER THE SELECTION LOGIC INDICATED IN THE RESPECTIVE BAY INTERLOCK LOGICS.

** SOFTWARE INTERLOCKS BUILT IN THE BCU ARE VERIFIED BEFORE CHECKING THE SYNCHRONISATION CONDITIONS. FOR DETAILED INTERLOCKS REFER THE RESPECTIVE BAY INTERLOCK LOGIC DIAGRAMS

*** WHEN BOTH VOLTAGES ARE BELOW THE SET THRESHOLD FOR DEAD VOLTS, A TIMER IS STARTED BEFORE GIVING THE CLOSE SIGNAL TO THE CB. THIS TIMER IS CONFIGURABLE IN THE RANGE 0.2 TO 10 Sec.

1 COMMAND TO THE BREAKER WILL BE SUCCESFUL ONLY IF EXTERNAL HARDWIRED INTERLOCKS IN THE CB CLOSING CIRCUIT ARE SATISFIED.

CLIENT :

This

dra

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EVA

T&D

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writ

ing

SHEET

ADANI POWER LTD.

INTLKS IMPLEMENTED THROUGH HARDWIRINGIN BAY CNTL & PROT PANEL

TO CLOSING CIRCUIT

CLOSE REQUEST FROM BCU/HMI/SCADA

SELECTED RUNNING VOLTS *

SELECTED INCOMING VOLTS *


SOFTWARE INTERLOCKS BUILT IN RESPECTIVE BCU VERIFIED SUCCESFULLY **

RUNNING VOLTS < SELECTED DEAD VOLTS THRESHOLD

TIMER FOR CONFIRMATION (SETTABLE) ***

INCOMING VOLTS < SELECTED DEAD VOLTS THRESHOLD


NEXT SH.

081


REV.

EMI-7604PG754-4-028 B 082

PROJECT :

&

DEAD INCOMING VOLTS & DEAD RUNNING VOLTS CONDITIONS SATISFIED?

YES

IMPLEMENTED IN BCU

DF003


CASE -2 DEAD INCOMING VOLTS - LIVE RUNNING VOLTS

NOTE :



*** WHEN BOTH VOLTAGES ARE BELOW THE SET THRESHOLD FOR DEAD & LIVE VOLTS, A TIMER IS STARTED BEFORE GIVING THE CLOSE SIGNAL TO THE CB. THIS TIMER IS CONFIGURABLE IN THE RANGE 0.2 TO 10 Sec.


CLIENT :


NEXT SH.

082


REV.

EMI-7604PG754-4-028 B 083

PROJECT :



RUNNING VOLTS > SELECTED LIVE VOLTS THRESHOLD


INCOMING VOLTS < SELECTED DEAD VOLTS THRESHOLD

This

dra

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ing

SHEET

ADANI POWER LTD.


TO CLOSING CIRCUIT




&

DEAD INCOMING VOLTS & LIVE RUNNING VOLTS CONDITIONS SATISFIED?

YES

IMPLEMENTED IN BCU

DF003


CASE -3 LIVE INCOMING VOLTS - DEAD RUNNING VOLTS

NOTE :





CLIENT :

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing

SHEET

ADANI POWER LTD.


TO CLOSING CIRCUIT






RUNNING VOLTS < SELECTED DEAD VOLTS THRESHOLD


INCOMING VOLTS > SELECTED LIVE VOLTS THRESHOLD


NEXT SH.

083


REV.

EMI-7604PG754-4-028 B 084

PROJECT :

&

LIVE INCOMING VOLTS & DEAD RUNNING VOLTS CONDITIONS SATISFIED?

YES

IMPLEMENTED IN BCU

DF003


CASE -4 LIVE INCOMING VOLTS - LIVE RUNNING VOLTS

NOTE :





2 FOR LIVE CONDITIONS OF BOTH THE INCOMING & RUNNING VOLTS, THE FOLLOWING CONDITIONS(CONFIGURED THROUGH SOFTWARE) ARE CHECKED:

A. DIFFERENCE IN VOLTAGE MAGNITUDESB. DIFFERENCE IN PHASE ANGLESC. DIFFERENCE IN FREQUENCIES

CLIENT :


NEXT SH.

084


REV.

EMI-7604PG754-4-028 B 085

PROJECT :



RUNNING VOLTS > SELECTED LIVE VOLTS THRESHOLD


INCOMING VOLTS > SELECTED LIVE VOLTS THRESHOLD

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing

SHEET

ADANI POWER LTD.


TO CLOSING CIRCUIT




&

LIVE INCOMING VOLTS & LIVE RUNNING VOLTS CONDITIONS SATISFIED?

YES

IMPLEMENTED IN BCU

DF003

IMPLEMENATION OF AUTO RECLOSE FUNCTION IN BCU (TYPICAL FOR ALL LINE BAYS)

CLIENT :

SHEET

ADANI POWER LTD.


086

PROJECT :

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing


NEXT SH.

085


REV.

EMI-7604PG754-4-028 B

DF003

IMPLEMENATION OF AUTO RECLOSE FUNCTION IN BCU (TYPICAL FOR ALL TIE BAYS)

CLIENT :

This

dra

win

g an

d de

sign

is th

e pr

oper

ty o

f AR

EVA

T&D

and

mus

t not

be

copi

ed o

r len

t with

out p

rior p

erm

issi

on in

writ

ing


NEXT SH.

086


REV.

EMI-7604PG754-4-028 B

SHEET

ADANI POWER LTD.


/

PROJECT :

400 KV-Interlock Logic Diagram_RevB

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Transcript of 400 KV-Interlock Logic Diagram_RevB