m-e-snrpc.gov.in/wp-content/uploads/2020/06/occ172_opa.pdf2 rq26017 occ_172 antagas_sd generating...

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The outage programme of Generating Units and Transmission Lines proposed

by Generating companies and Transmission Licensees were discussed in the 1T?"d

OCC meeting helc on 15.06.2020 and the approved list of outage prCIgramme has

been uploaded on NRPC web portal All outage programmes are approved

tentatively, subjecl to real time grid conditions Discrepancy, if any may kinrlly be

intimated at the ea.liest.

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6032-6073

Sr No Reference Number

OCC Number Name of Requesting Agency

Element Type Element Name Daily/ Continous

Reason Requester Remarks Request Type Shutdown Status

Approved From Date Time

Approved To Date Time Rpc Remarks

1 RQ25719 OCC_172 rappc_sd GENERATING UNIT 200 MW RAPS-A - UNIT 2 C BIENNIAL SHUTDOWN ORIGINALLY PLANNED BOILER HAIRPIN REPLACEMENT JOB DEFERRED DUE TO DELAY IN SUPPLY.THIS REPLACEMENT JOB WAS AS PER LGBR.

PLANNED Approved 01/Jul/2020 08:00 10/Aug/2020 18:00

2 RQ26017 OCC_172 antagas_sd GENERATING UNIT 153.2 MW ANTA GPS - UNIT 4

C STG Minor inspection Planned outage already approved in 169th OCC, Ref : RQ20685

PLANNED Approved 25/Jun/2020 00:00 04/Jul/2020 00:00

3 RQ25810 OCC_172 cpcc3_sd AC TRANSMISSION LINE CIRCUIT

765 KV AGRA-GWALIOR (PG) CKT-2

D For enabling M2 LBB function and checking tripping on LBB operation of Main Bay (701). After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.

PLANNED Approved 01/Jul/2020 08:00 01/Jul/2020 15:00 Subject to WRPC Consent and 1700 MW reduction in NR import.


765 KV ORAI-SATNA (PG) CKT-1

D Installation of counter weight in pilot insulators of gantry tower

PLANNED Approved 02/Jul/2020 08:00 02/Jul/2020 18:00 Subject to WRPC consent.


765 KV ORAI-JABALPUR (PG) CKT-1




765 KV ORAI-GWALIOR (PG) CKT-1


PLANNED Approved 04/Jul/2020 08:00 04/Jul/2020 18:00 Subject to WRPC consent and 1400 MW reduction in NR import.


765 KV PHAGI(RS)-GWALIOR(PG) (PG) CKT-1

D TOWER STRENGTHENING WORK & AMP work and STRINGING OF EARTH WIRE OF KOTA/RAPP - JAIPUR SOUTH (LOC. 476-478) WHICH IS UNDERCROSSING.

PLANNED Approved 05/Jul/2020 08:00 06/Jul/2020 18:00 Subject to WRPC consent and 1700 MW reduction in NR import.


765 KV FATEHPUR-SASARAM (PG) CKT-1

D For Replacement of flashed insulator, which occured due to 2-3 A/R/Tripping in May-2020 between Tower location 705-786(tower Section-728/709/710/732/733/734/755/756/757/782)

PLANNED Approved 02/Jul/2020 08:00 03/Jul/2020 18:00 Subject to ERPC consent.


765 KV BALIA-GAYA (PG) CKT-1

D S/D Requested by ER1, FOR STRENGTHENING OF 765 KV LINE WIND ZONE-II TOWERS. Total tower-131/completed-54/ Balance-77


10 RQ25749 OCC_172 singrauli_sd AC TRANSMISSION LINE CIRCUIT

400 KV SINGRAULI(NT)-VINDHYACHAL(PG) (PG) CKT-2

D for Annual PM of bay equipment / protection testing at Singrauli by ntpc.



400 KV SINGRAULI(NT)-VINDHYACHAL(PG) (PG) CKT-1




400 KV BALIA-BIHARSHARIFF (PG) CKT-1

D Requested by ER1, Relay Seting may be changed from Auto to non-Auto TO FACILITATE THE S/D OF OTHER CKT ON THE SAME TOWER

PLANNED Approved 17/Jul/2020 08:00 19/Jul/2020 18:00 Subject to ERPC consent and upto 100 MW curtailment in NR import.



D S/D Requested by ER1,Replacement of porcelain insulators by polymer insulator on Road/Rail/River/Power crossing at 08 Location. Total 38/replaced10/balance-28









PLANNED Approved 16/Jul/2020 08:00 18/Jul/2020 18:00 Subject to ERPC consent. Should not be clubbed with Balia -Gaya.


400 KV VARANASI-BIHARSHARIFF (PG) CKT-1






PLANNED Approved 16/Jul/2020 08:00 19/Jul/2020 18:00 Subject to ERPC consent. Should not be clubbed with Balia -Gaya. To be Clubbed with Sl. No.13


400 KV BALIA-PATNA (PG) CKT-3

D Erection of Fire wall between Patna-3 & 4 Line Reactor at Balia Substation.



400 KV BALIA-PATNA (PG) CKT-4

D Erection of Fire wall between Patna-3 & 4 Line Reactor at Balia Substation.











400 KV KANKROLI-ZERDA (PG) CKT-1

D Integration of switchable Reactor CB With 400 KV Zerda line at Kankroli



400 KV GORAKHPUR(PG)-MOTIHARI(BS) (PG) CKT-2

D Requested by ER1, Relay Seting may be changed from Auto to non-Auto for OPGW STRINGING WORK


24 RQ25919 OCC_172 sldcrs_sd AC TRANSMISSION LINE CIRCUIT

220 KV MODAK(RS)-BHANPURA(MP) (MPSEB) CKT-1

D QUARTERLY Bay MAINTENANCE & testing WORK


25 RQ25767 OCC_172 apl_sd HVDC LINE CIRCUIT 500 KV HVDC BALIA-BHIWADI (PG) CKT-1

D Overhead crossing for 765kV Agra- Gr Noida Transmission Line

PLANNED Approved 25/Jul/2020 08:00 31/Jul/2020 18:00

26 RQ25768 OCC_172 apl_sd HVDC LINE CIRCUIT 500 KV HVDC BALIA-BHIWADI (PG) CKT-2



27 RQ26088 OCC_172 cpcc1_sd BUS 500KV HVDC BUS 2 AT BHIWADI(PG)

D FOR AMP WORK PLANNED Approved 26/Jun/2020 08:00 26/Jun/2020 18:00

28 RQ26087 OCC_172 cpcc1_sd BUS 500KV HVDC BUS 1 AT BHIWADI(PG)



765 KV MOGA-BHIWANI (PG) CKT-1

D For additional Tower strengthening works.

Kindly approve PLANNED Approved 20/Jul/2020 09:00 31/Jul/2020 18:00

30 RQ25763 OCC_172 apl_sd AC TRANSMISSION LINE CIRCUIT

765 KV KANPUR_GIS-ALIGARH (PG) CKT-1


Auto Re-closure will be in disable mode



765 KV JHATIKARA-ALIGARH (PG) CKT-1

D A Type Tower Strengthening Work

During Line shutdown, swtiching of Line Reactor is required for CSD commissioning. Line reactor would be charged as Bus reactor during switching.

PLANNED Rejected 17/Jul/2020 08:00 21/Jul/2020 18:00 Already availed in June month.


765 KV BIKANER-MOGA (PG) CKT-2

D Summer maintenance work eg.Tightening of loose condutor VD, Corona ring, arcing horn, jumper, string Hook etc

'Non auto mode of circuit 1



765 KV BIKANER-MOGA (PG) CKT-1





765 KV PHAGI(RS)-BHIWANI(PG) (PG) CKT-1


PLANNED Approved 06/Jul/2020 08:00 08/Jul/2020 18:00 350 MW TTC reduction in NR import


765 KV MEERUT-BHIWANI (PG) CKT-1

C De-stringing, dismantling of towers and stringing work for shifting/modification of line due to infringement with DFCCIL.

PLANNED Rejected 06/Jul/2020 08:00 18/Jul/2020 18:00 To be applied post OCC.


765 KV MOGA-BHIWANI (PG) CKT-1

D Auto reclose scheme of protection system is to be checked.

Kindly approve PLANNED Rejected 05/Jul/2020 09:30 05/Jul/2020 17:30


765 KV BIKANER-AJMER (PG) CKT-2





765 KV VARANASI-KANPUR_GIS (PG) CKT-1

D Relay setting may be changed from Auto reclose to Non-auto reclose mode for OPGW LIVE LINE



765 KV ORAI-ALIGARH (PG) CKT-1




765 KV BAREILLY_2-LUCKNOW_2 (PG) CKT-1




765 KV GR.NOIDA_2(UPC)-MEERUT(PG) (PG) CKT-1

D A Type Tower Strengthening Work

PLANNED Approved 08/Jul/2020 08:00 11/Jul/2020 18:00 400MW TTC reduction in NR import


765 KV BIKANER-AJMER (PG) CKT-1





765 KV MEERUT-BHIWANI (PG) CKT-1

D A Type Tower Strengthening Work.This SD was rejected in OCC 171 due to 765KV Moga-Bhiwani

This SD is required from dt 16.06.20 to 21.06.20

PLANNED Rejected 25/Jun/2020 08:00 30/Jun/2020 18:00 Already availed in June month.

44 RQ25782 OCC_172 sldcrs_sd BUS 765KV BUS 1 AT PHAGI(RS) D 1. To check the operation timings of CB & measurement of contact resistance.. 2. Measurement of Tan-delta of CTs. 3.Tightening of clamps & connectors.

There will be no interruption during shut-down period as the 765KV Phagi-Bhiwani-1 line will be remained connected to 765KV Bus-A through 800 KV CB(702-52A). The ICT-2 will also be remained connected to 765KV Bus -B through 800KV CB(702-52B).

PLANNED Rejected 21/Jul/2020 08:00 22/Jul/2020 18:00 Deferred till revival of Anta-Phagi line.

45 RQ25735 OCC_172 cpcc1_sd BUS 765KV BUS 1 AT BHIWANI(PG)

D FOR AMP WORK "For AMP Work, Apprved in Last OCC for May'20 but could not be availed due to lockdown."


46 RQ25733 OCC_172 cpcc1_sd BR/BSR/MSC/MSR 240 MVAR BUS REACTOR NO 2 AT 765KV JHATIKARA(PG)

D CSD commission of 702th Bay+AMP Work+Earth switch replacement


47 RQ25734 OCC_172 cpcc1_sd BR/BSR/MSC/MSR 240 MVAR BUS REACTOR NO 1 AT 765KV MEERUT(PG)

D FOR AMP WORK PLANNED Approved 06/Jul/2020 08:00 06/Jul/2020 18:00

48 RQ25979 OCC_172 cpcc3_sd BAY 710 MAIN BAY - 765KV AGRA-FATEHPUR (PG) CKT-2 AT FATEHPUR(PG)

D AMP & Tightening of Bay Equipments at fatehpur Substation


49 RQ25978 OCC_172 cpcc3_sd BAY 706 MAIN BAY - 765/400KV 1500 MVA ICT 1 AT FATEHPUR(PG)

D AMP & Tightening of Bay Equipments at fatehpur Substation


50 RQ25982 OCC_172 cpcc3_sd BAY 706 MAIN BAY - 765/400KV 1000 MVA ICT 2 AT ORAI(PG)

D AMP OF BAY EQUIPMENT at Orai S/S


51 RQ25980 OCC_172 cpcc3_sd BAY 705 TIE BAY - 765KV ORAI-ALIGARH (PG) CKT-1 AND 765/400KV 1000 MVA ICT 2 AT ORAI(PG)



52 RQ26039 OCC_172 cpcc3_sd BAY 704 MAIN BAY - 765 KV ORAI-ALIGARH (PG) CKT-1 (POWERGRID)



53 RQ25981 OCC_172 cpcc3_sd BAY 702 TIE BAY - 765KV ORAI-ALIGARH (PG) CKT-2 AND 765/400KV 1000 MVA ICT 1 AT ORAI(PG)



54 RQ25977 OCC_172 cpcc3_sd BAY 703 MAIN BAY - 240 MVAR BUS REACTOR NO 1 AT 765KV BALIA(PG)

D AMP of the Bay & its Equipment at Balia Substation


55 RQ25976 OCC_172 cpcc3_sd BAY 702 TIE BAY - 240 MVAR BUS REACTOR NO 1 AT 765KV BALIA(PG) AND FUTURE

D AMP of the Bay & its Equipment at Balia Substation


56 RQ25774 OCC_172 cpcc1_sd BAY 705 TIE BAY - 765/400KV 1500 MVA ICT 2 AT MEERUT(PG) AND 240 MVAR BUS REACTOR NO 1 AT 765KV MEERUT(PG)


57 RQ25983 OCC_172 cpcc3_sd BAY 701 MAIN BAY - 765KV ORAI-ALIGARH (PG) CKT-2 AT ORAI(PG)



58 RQ25804 OCC_172 cpcc1_sd BAY 712 MAIN BAY - 765/400 KV 1500 MVA ICT 2 AT BIKANER(PG)

D AMP Of BAY / CT Sampling PLANNED Approved 11/Jul/2020 14:00 11/Jul/2020 16:00

59 RQ25800 OCC_172 cpcc1_sd BAY 709 MAIN BAY - 765/400 KV 1500 MVA ICT 1 AT BIKANER(PG)


60 RQ25799 OCC_172 cpcc1_sd BAY 708 TIE BAY - 765/400 KV 1500 MVA ICT 1 AT BIKANER(PG) AND 765 KV BIKANER-AJMER (PG) CKT-2


61 RQ25798 OCC_172 cpcc1_sd BAY 707 MAIN BAY - 330 MVAR LR ON 765 KV BIKANER-AJMER (PG) CKT-2 @BIKANER(PG) AND 765 KV BIKANER(PG) - BUS 1 AT BIKANER(PG)


62 RQ25975 OCC_172 cpcc3_sd BAY 714 TIE BAY - 765KV AGRA(PG)-GWALIOR(PG) (UNDEF) CKT-1 AND 240 MVAR BUS REACTOR NO 1 AT 765KV AGRA(PG)

D For BAY AMP and associated maintenance works at Agra Substation


63 RQ25777 OCC_172 cpcc1_sd BAY 704 MAIN BAY - 765 KV BIKANER(PG) - BUS 1 AND 330 MVAR LR ON 765 KV BIKANER-AJMER (PG) CKT-1 @BIKANER(PG) AT BIKANER(PG)


64 RQ25783 OCC_172 cpcc1_sd BAY 706 MAIN BAY - 330 MVAR BUS REACTOR NO 1 AT 765 KV BIKANER(PG)


65 RQ25781 OCC_172 cpcc1_sd BAY 705 TIE BAY - 765 KV BIKANER-AJMER (PG) CKT-1 AND 330 MVAR BUS REACTOR NO 1 AT 765 KV BIKANER(PG) AT 765 KV BIKANER(PG)


66 RQ25736 OCC_172 cpcc1_sd BAY 705 TIE BAY - 765 KV CHITTORGARH-BANASKANTHA (PG) CKT-2 AND 765/400 KV 1500 MVA ICT 1 AT CHITTORGARH(PG)

D CT OIL SAMPLEING purpose PLANNED Approved 10/Jul/2020 10:00 10/Jul/2020 12:00

67 RQ25974 OCC_172 cpcc3_sd BAY 713 MAIN BAY - 765 KV AGRA-GWALIOR (PG) CKT-1 AND 765KV BUS 1 AT AGRA(PG)

D For BAY AMP and associated maintenance works at Agra Substation


68 RQ25771 OCC_172 cpcc1_sd BAY 704 MAIN BAY - 765 KV CHITTORGARH-BANASKANTHA (PG) CKT-2 AT CHITTORGARH(PG)

D To collect CT oil sample PLANNED Approved 08/Jul/2020 12:00 08/Jul/2020 14:00

69 RQ25770 OCC_172 cpcc1_sd BAY 707 MAIN BAY - 765 KV CHITTORGARH-BANASKANTHA (PG) CKT-1 AT CHITTORGARH(PG)

D To collect CT oil sample Line / equipment will be remain service through Tie bay


70 RQ25769 OCC_172 cpcc1_sd BAY 708 TIE BAY - 765 KV CHITTORGARH-BANASKANTHA (PG) CKT-1 AND 765/400 KV 1500 MVA ICT 2 AT CHITTORGARH(PG)

D CT OIL SAMPLEING purpose PLANNED Approved 07/Jul/2020 08:12 07/Jul/2020 18:14

71 RQ25776 OCC_172 cpcc1_sd BAY 720 TIE BAY - 765 KV BHADLA-BIKANER (PG) CKT-1 AND FUTURE AT 765 KV BIKANER(PG)

D NEW BAY CONSTRUCTION FOR BIKANER-KHETRI LINE


72 RQ25775 OCC_172 cpcc1_sd BAY 717 TIE BAY - 765 KV BHADLA-BIKANER (PG) CKT-2 AND FUTURE AT BIKANER(PG)

D NEW BAY CONSTRUCTION FOR BIKANER-KHETRI LINE


73 RQ25773 OCC_172 cpcc1_sd BAY 710 MAIN BAY - 765KV MOGA-MEERUT (PG) CKT-1 AT MEERUT(PG)


74 RQ25772 OCC_172 cpcc1_sd BAY 712 MAIN BAY - 765KV MEERUT-BHIWANI (PG) CKT-1 AT MEERUT(PG)


75 RQ26174 OCC_172 cpcc2_sd BAY 712 MAIN BAY - 765/400KV 1500 MVA ICT 2 AT MOGA(PG)

D AMP of Bay equipment Kindly approve PLANNED Approved 26/Jun/2020 09:30 26/Jun/2020 17:30

76 RQ25780 OCC_172 sldcrs_sd BAY 70252T TIE BAY - 765KV PHAGI(RS)-BHIWANI(PG) (PG) CKT-1 AND 765/400KV 1500 MVA ICT 2 AT PHAGI(RS)

D 1. To check the operation timings of CB & measurement of contact resistance.. 2. Measurement of Tan-delta of CTs. 3.Tightening of clamps & connectors.

There will be no interruption during shut-down period as the 765KV Phagi-Bhiwani-1 line will be remained connected to 765KV Bus-A through 800 KV CB(702-52A). The ICT-2 will also be remained connected to 765KV Bus -B through 800KV CB(702-52B).


77 RQ25778 OCC_172 sldcrs_sd BAY 70752A MAIN BAY - 765KV PHAGI(RS)-GWALIOR(PG) (UNDEF) CKT-2 AT PHAGI(RS)

D 1. Maintenance of CB & CTs 2. Tightening of clamps & connectors of Isolators, CB & CTs.

1. Maintenance of CB & CTs 2.Tightening of clamps &connectors. 3. measurement of operating time of CB .


78 RQ25779 OCC_172 sldcrs_sd BAY 70652A MAIN BAY - 765KV PHAGI(RS)-GWALIOR(PG) (UNDEF) CKT-1 AT PHAGI(RS)

D 1. Maintenance of CB & CTs 2. Tightening of clamps & connectors of Isolators, CB & CTs.

There will be no interruption during shutdown period as the 765 KV Phagi-Gwalior line-1 will be remained energized through 800kV Tie CB (706-52T).


79 RQ25972 OCC_172 cpcc3_sd TRANSFORMER 765/400 KV 1500 MVA ICT 2 AT AGRA(PG)

D For enabling M2 LBB function and checking tripping on LBB operation of 765/400 side main bays (706&433), RET CT testing and FDS of HV bushings at Agra Substation. After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.

PLANNED Approved 28/Jun/2020 08:00 28/Jun/2020 18:00 To be preponed in June last week. 650

MW TTC reduction in NR import. Before testing of AGRA-

BNC_APD.

80 RQ25731 OCC_172 cpcc1_sd TRANSFORMER 765/400 KV 1500 MVA ICT 1 AT JHATIKARA(PG)

D CSD commission of 408th Bay


81 RQ25973 OCC_172 cpcc3_sd TRANSFORMER 765/400 KV 1500 MVA ICT 1 AT AGRA(PG)

D For enabling M2 LBB function and checking tripping on LBB operation of 765/400 side main bays (703&430) and REF CT testing of ICTs at Agra Substation. After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.

PLANNED Approved 27/Jun/2020 08:00 27/Jun/2020 18:00 To be preponed in June last week. 650

MW TTC reduction in NR import. Before testing of AGRA-

BNC_APD.

82 RQ25732 OCC_172 cpcc1_sd TRANSFORMER 765/400 KV 1500 MVA ICT 4 AT JHATIKARA(PG)

D 400KV side CSD RPH3 commissioning for 417 Bay and 33 KV tertiary transformer commissioning


83 RQ25641 OCC_172 stuup_sd TRANSFORMER 765/400 KV 1500 MVA ICT 1 AT HAPUR(UP)

D For Annual Maintenance & Testing of Y phase , ICT will be charged by spare ICT during maintenance of Y phase


84 RQ25640 OCC_172 stuup_sd TRANSFORMER 765/400 KV 1500 MVA ICT 2 AT HAPUR(UP)

D B phase will charged with spare ICT on 25-06-2020 and for making Normalization of ICT-2


85 RQ25637 OCC_172 sterlite_sd AC TRANSMISSION LINE CIRCUIT

400 KV PATIALA(PG)-PATRAN(PATR) (PATRAN) CKT-2

D AMP & relay testing works PLANNED Approved 31/Jul/2020 08:00 31/Jul/2020 18:00


400 KV PATIALA(PG)-PATRAN(PATR) (PATRAN) CKT-1

D AMP & relay testing works PLANNED Approved 30/Jul/2020 08:00 30/Jul/2020 18:00


400 KV MANESAR(PG)-SOHNA ROAD (GPTL) (GPTL) CKT-1




400 KV ANTA(RS)-KAWAI SCTPS(APR) (RS) CKT-2

D Annual testing and maintenance of Line isolator, Metering CT and CVT.

PLANNED Rejected 29/Jul/2020 08:00 29/Jul/2020 18:00 To be clubbed with unit outages.


400 KV ANTA(RS)-KAWAI SCTPS(APR) (RS) CKT-1

D Annual testing and maintenance of Line isolator, Metering CT and CVT at Kawai TPP and Maintenance work at Anta

PLANNED Rejected 27/Jul/2020 08:00 27/Jul/2020 18:00 To be clubbed with unit outages.


400 KV SURATGARH(RVUN)-BIKANER(RS) (RS) CKT-1

D Maintenance of line (Fixing of bird guard)



400 KV PHAGI-AJMER (RS) CKT-2

D To replace the R-Phase CVT of 400kV Phagi-Ajmer-2 line due oil seepage.

There will be no interruption during shut-down period as the 400KV Phagi - Ajmer line-1 will be remained energized to export/import the power.



400 KV BIKANER-BHADLA (RS) CKT-1

D Maintenance of line (Attending jumper at angle tower)



400 KV JAISALMER-BARMER (RS) CKT-2

D Quarterly Maintenance PLANNED Approved 23/Jul/2020 08:00 23/Jul/2020 18:00


400 KV JAISALMER-BARMER (RS) CKT-1



400 KV BARMER(RS)-RAJWEST(RW) (RS) CKT-1

D Planned maintenance PLANNED Approved 15/Jul/2020 08:00 15/Jul/2020 18:00


400 KV RAJWEST(RW)-JODHPUR(RS) (RS) CKT-2



400 KV MERTA-HEERAPURA (RS) CKT-1

D QUARTERLY MAINT.WORK OF BAY & EQUIPMENTS

Supply maintained through OTHER 400 KV LINES. Hence No supply disturbance



400 KV RAJWEST(RW)-KANKANI (RS) CKT-1



400 KV MERTA-RATANGARH (RS) CKT-1





400 KV BHADLA-MERTA (RS) CKT-1





400 KV ANTA-CHHABRA SCTPS (RS) CKT-1

D For annual maintenance of Main & Tie Bay of line along with relay testing. at CSCTPS, Chhabra.



400 KV MERTA-KANKANI (RS) CKT-1





400 KV BIKANER-MERTA (RS) CKT-1

D QUARTERLY MAINT.WORK OF Line alongwith line reactor




400 KV CHHABRA(RVUN)-KAWAI SCTPS(APR) (RS) CKT-1

D Annual testing and maintenance of Line isolator, Metering CT and CVT.

PLANNED Rejected 06/Jul/2020 09:30 06/Jul/2020 19:30


400 KV PHAGI-HEERAPURA (RS) CKT-2

D To replace the B-Ph. CVT due to oil seepage from lower capacitor of 400kV Phagi-Heerapura line-2

There will be no interruption during shut-down period as the 400KV Phagi - Heerapura line-1 will be remained energized to export/import the power.



400 KV BHILWARA-CHITTORGARH (RS) CKT-1

D OPGW laying shall be started in this line under Reliable Comunication package (Auto Reclose off)



400 KV BHILWARA-CHITTORGARH (RS) CKT-2



108 RQ25677 OCC_172 stuup_sd AC TRANSMISSION LINE CIRCUIT

400 KV AGRA-AGRA FATEHBAD (UP) CKT-1

D For Replacement of damage jumper & maintenance work

For Replacement of damage jumper & maintenance work



400 KV OBRA_B-SULTANPUR (UP) CKT-1

D For Routine Bay Maintenance



400 KV AGRA FATEHBAD-MATHURA (UP) CKT-1

D For Line Jumper Tightening works



400 KV BANDA-REWA ROAD (UP) CKT-2

D For Routine Testing of 400 KV Banda-Rewaroad 2 line at 400 KV S/S Banda



400 KV ANPARA_B(UPUN)-SARNATH(UP) (UP) CKT-2

C Replacement of old 0.5 class 400KV CT & CVT with 0.2 class accuracy of all the three phases.



400 KV BANDA-REWA ROAD (UP) CKT-1

D For Routine Testing of 400 KV Banda-Rewaroad 1 line at 400 KV S/S Banda



400 KV ANPARA-SARNATH (UP) CKT-1

C For division of 400 KV Anpara-Sarnath (L-3) line in DFCC



400 KV GR.NOIDA_2(UPC)-GR.NOIDA(UPC) (UP) CKT-1

C for looping choaping of trees under line corridore

There will be no any supply interruption due to this shut down.Load of sub-station Greater Noida will be fed through 400kv Greater Noida to Dadri line ,400kv Nawada line and 400kv Greater Noida to 400kv (765KV S/S) Greater Noida ckt-II



400 KV ANPARA-ANPARA_D (UP) CKT-1

C Replacement of old 0.5 class 400KV CT & CVT with 0.2 class accuracy of all the three phases.








400 KV ALIGARH-SIKANDRABAD (UP) CKT-2

D Replacement of disc insulator by polymer insulator



400 KV UNNAO-LUCKNOW (UP) CKT-1

D For routine bay maintenance and annual protection testing.



400 KV MURADNAGAR_2-MATHURA (UP) CKT-1

C Height Raising work of 400KV S/C Manth (Mathura)-Muradnagar Line at Location no.496-498 for Construction of RRTS project of NCRTC



400 KV ALIGARH-MURADNAGAR_1 (UP) CKT-1

D For jumper teighting and lopping chopping and bird nest removing



400 KV AZAMGARH-MAU (UP) CKT-1

C For replacement of two Nos. Line CTs, Three Nos. Line CVTs and three Nos. Bus LA







400 KV TANDA(NT)-SULTANPUR(UP) (UP) CKT-1

D For Routine Bay Maintenance & Line coridor clreance work



400 KV ALIGARH-SIKANDRABAD (UP) CKT-1

D Replacement of disc insulator by polymer insulator



400 KV BARA(UP)-MEJA TPS(MUN) (UP) CKT-1

D For attending the electrical clearance issue with 400 KV S/C Singrauli-Allahabad-III between loc. No. 558-559



400 KV BARA(UP)-MEJA TPS(MUN) (UP) CKT-2

D For attending the electrical clearance issue with 400 KV S/C Singrauli-Allahabad-III between loc. No. 558-559



400 KV SARNATH-AZAMGARH (UP) CKT-1




400 KV MAINPURI-BALLABHGARH (PG) CKT-1


Auto Re-closure will be in disable Mode








400 KV LUCKNOW_1(PG)-UNNAO(UP) (PG) CKT-2

D Preventive maintenance and routine protection testing at 400 KV S/S Unnao



400 KV NEEMRANA-MANESAR (PG) CKT-2





D Stringing Work of underpassing Jawahar TPS to Firozabad 400 D/C Quad Line between Loc. No. 27-28. This S/D require for Evacuation of power from JAwahar TPS. Line Sketch enclosed.







400 KV SINGRAULI(NT)-RIHAND(NT) (PG) CKT-2




400 KV KANPUR-BALLABHGARH (PG) CKT-1






D AMP of Line Bay equipment at Lucknow end



400 KV GORAKHPUR-LUCKNOW_1 (PG) CKT-3

D S/D OF THIS UNDERPASSING POWERLINE IS REQUIRED FOR 'RE- STRINGING AT TOWER LOCATION NO 07 OF 400 KV LKO-SOHAWAL LINE (DD+30) after replacement of Bent Tower at Location No. 07. Photograph of Bent Tower enclosed.







400 KV NEEMRANA-MANESAR (PG) CKT-1




400 KV SINGRAULI(NT)-RIHAND(NT) (PG) CKT-1




400 KV BHIWANI-JIND (PG) CKT-1

D Removal of OPGW of under crossing 400kV Bhi-Kabulpur/Bawana line (span 203 - 204) and formation of diamond at 400kV D/C Bhi- Jind line (span 45 - 46)







400 KV BAWANA CCGTB(DTL)-BHIWANI(PG) (PG) CKT-1




400 KV BHIWANI(PG)-KABULPUR(HV) (PG) CKT-1




400 KV KANPUR(PG)-PANKI(UP) (PG) CKT-1

D Retrofitment of Autoreclose relay at UPPCL panki End. Realys are obsolete and no OEM support is available



400 KV SINGRAULI(NT)-LUCKNOW(UP) (PG) CKT-1





D Retrofitment of Autoreclose relay at POWERGRID End. Realys are obsolete and no OEM support is available



400 KV KISHENPUR-MOGA (PG) CKT-2

D For taking Reactor into service after completion of AMP works




D For taking line Reactor out of Service for AMP works at Moga Substation




D For taking Reactor into service after completion of AMP works




D For taking line Reactor out of Service for AMP works at Moga Substation



400 KV LUDHIANA-PATIALA (PG) CKT-2

D For AMP and fixing loose hardware fitting at various locations.







400 KV KOTA(PG)-MERTA(RS) (PG) CKT-1

D QUARTERLY MAINT.WORK OF Line alongwith line reactor




400 KV SHREE CEMENT(SCL)-MERTA(RS) (PG) CKT-1





400 KV LUDHIANA-PATIALA (PG) CKT-1

D For AMP and fixing loose hardware fitting at various locations.




C Replacement of Line side Isolator of Kanpur Panki(UP) 2 at UPPCL panki End under CERC ADD-CAP



400 KV SINGRAULI(NT)-FATEHPUR(PG) (PG) CKT-1




400 KV ROORKEE(PG)-KASHIPUR(UK) (PG) CKT-1

D For replacement of Porcelain Insulators with Polymer insulators in Roorkee S/S.

along with Bus-I PLANNED Rejected 08/Jul/2020 08:00 08/Jul/2020 18:00 Rejected as requested by licensee.


400 KV ROORKEE-SAHARANPUR (PG) CKT-1

D For replacement of Porcelain Insulators with Polymer insulators. in S/S

along with Bus-I PLANNED Rejected 07/Jul/2020 08:00 07/Jul/2020 18:00 Rejected as requested by licensee.




PLANNED Rejected 07/Jul/2020 08:00 08/Jul/2020 18:00 Rejected as requested by licensee.


400 KV KISHENPUR-SAMBA (PG) CKT-2

D Jumper Tightening Non-Auto reclose of ckt-I required during the work



400 KV RIHAND(NT)-ALLAHABAD(PG) (PG) CKT-1

D For attending replacement work of damaged insulator string due to flashover at loc no. -779.



400 KV ROORKEE-SAHARANPUR (PG) CKT-1




400 KV SINGRAULI(NT)-ALLAHABAD(PG) (PG) CKT-2




400 KV LUCKNOW_1-SOHAWAL (PG) CKT-1

C DE-STRINGING, DISMANTLING, ERECTION AND RE-STRINGING AT LOCATION NO 07 (DD+30) . Damaged TOWER of mentioned Line IS BENT, IT IS TO BE REPLACED. Photograph of Bent Tower enclosed.

Line crossing Sketch also Enclosed



400 KV LUCKNOW_1-SOHAWAL (PG) CKT-2

C DE-STRINGING, DISMANTLING, ERECTION AND RE-STRINGING AT LOCATION NO 07 (DD+30) . Damaged TOWER of mentioned Line IS BENT, IT IS TO BE REPLACED. Photograph of Bent Tower enclosed.





D S/D OF THIS UNDERPASSING POWERLINE IS REQUIRED FOR DE- STRINGING OF OVER-HEAD LUCKNOW- SOHAWAL LINE AT TOWER LOCATION NO 07 Since location 07 tower is bent and is being Replaced. Photograph of Bent Tower enclosed.







400 KV RAPS_D(NP)-JAIPUR SOUTH(PG) (PG) CKT-1

C Dismantling of damaged earth wire cross arms,erection of new earth wire cross arms and stringing of earth wire in complete



400 KV MOGA-HISSAR (PG) CKT-2

D For taking Line Reactor into service after completion of AMP works



400 KV MOGA-HISSAR (PG) CKT-2

D For taking line Reactor out of Service for AMP of line reactor at Moga Substation




D For attending the electrical clearance issue with 400 KV D/C Meja- Bara TL between loc. No. 558-559 of 400 KV Singrauli-Allahabad-III

PLANNED Approved 03/Jul/2020 08:00 03/Jul/2020 18:00 Subject to UP consent.









177 RQ25703 OCC_172 sldchr_sd AC TRANSMISSION LINE CIRCUIT

400 KV GR.NOIDA(UPC)-NAWADA(HV) (PG) CKT-1

D For mtc of 400KV isolators and breakers



400 KV BAREILLY_2(PG)-KASHIPUR(UK) (PG) CKT-2

D For providing anchor between overhead conductor (R-ph) & ground, to save line isolator from damage in the event of storm due to long drop down jumper




D For taking Line Reactor in service after FDS Measurement of Line Reactor oil at Kanpur S/S



400 KV BALLABHGARH(PG)-NAWADA(HV) (PG) CKT-1

D For mtc of 400KV isolators and breakers



400 KV AURAIYA(NT)-AGRA(PG) (PG) CKT-1











D For taking Line Reactor out for FDS Measurement of Line Reactor oil at Kanpur S/S







400 KV RIHAND(NT)-ALLAHABAD(PG) (PG) CKT-1




400 KV JAIPUR SOUTH-KOTA (PG) CKT-1

C Dismantling of damaged earth wire cross arms,erection of new earth wire cross arms and stringing of earth wire in complete



400 KV BAREILLY_2(PG)-KASHIPUR(UK) (PG) CKT-1

D For providing anchor between overhead conductor (R-ph) & ground, to save line isolator from damage in the event of storm due to long drop down jumper







400 KV HAPUR(UP)-MORADABAD(UP) (PG) CKT-1

D Rectification works for OPGW Cable (Auto Reclose off)



400 KV HAPUR(UP)-MURADNAGAR_1(UP) (PG) CKT-1

D Rectification works for OPGW Cable (Auto Reclose off)



400 KV DADRI(NT)-MAHARANIBAGH(PG) (PG) CKT-1

D "Relay setting may be changed from Auto reclose to Non-auto reclose mode for OPGW LIVE LINE stringing works (OPGW works completed, minor rectification, if required)"



400 KV GR.NOIDA(UPC)-NAWADA(HV) (PG) CKT-1

D Relay setting may be changed from Auto reclose to Non-auto reclose mode for OPGW LIVE LINE stringing works under Relabile Communication scheme



400 KV BALLABHGARH(PG)-NAWADA(HV) (PG) CKT-1

D Relay setting may be changed from Auto reclose to Non-auto reclose mode for OPGW LIVE LINE stringing works under Relabile Communication scheme



400 KV BASSI-BHIWADI (PG) CKT-2




400 KV DADRI(NT)-MANDOLA(PG) (PG) CKT-2




400 KV SIKAR(PG)-BABAI(RS) (PG) CKT-1

D "Relay setting may be changed from Auto reclose to Non-auto reclose mode for OPGW LIVE LINE stringing works (158 Kms out of 178 kms OPGW laying Completed-work very slow /some times stopped due to severe ROW/Rain issues)"



400 KV BALLABHGARH-GURGAON (PG) CKT-1




400 KV BHIWADI-GURGAON (PG) CKT-1




400 KV DADRI(NT)-PANIPAT(BB) (PG) CKT-2




400 KV BHIWANI(BB)-HISSAR(PG) (PG) CKT-1




400 KV RAPS_D(NP)-KOTA(PG) (PG) CKT-1




400 KV JAIPUR SOUTH-KOTA (PG) CKT-1





D AMP of Line Bay equipment at Lucknow end

PLANNED Approved 26/Jun/2020 08:00 26/Jun/2020 18:00


400 KV BHIWADI-HISSAR (PG) CKT-1

D "Relay setting may be changed from Auto reclose to Non-auto reclose mode for OPGW LIVE LINE stringing works (195 Kms out of 212 Kms completed)- work very slow /some times stopped due to severe ROW/Rain issues)"

PLANNED Approved 25/Jun/2020 08:00 03/Aug/2020 18:00


400 KV AGRA(PG)-AGRA FATEHBAD(UP) (PG) CKT-1





400 KV AGRA(PG)-AGRA FATEHBAD(UP) (PG) CKT-1

D Over head crossing PLANNED Approved 13/Jul/2020 09:00 18/Jul/2020 18:00


400 KV AGRA(UP)-AGRA FATEHBAD(UP) (PG) CKT-2





400 KV SULTANPUR(UP)-LUCKNOW_1(PG) (PG) CKT-1




400 KV BIKANER(PG)-BIKANER(RS) (PG) CKT-1

D Maintenance of line (Attending jumper at angle tower)



400 KV JHAJJAR(APCL)-DAULATABAD(HV) (HV) CKT-1

C Relocation of tower no-10. stands in midst of badshahpur drain. Replacement of burnt nut and bolts, repaire of jumper, realignment and repair of burnt spacer Tightening of Nut and bolts of jumpers.



400 KV JHAJJAR(APCL)-DAULATABAD(HV) (HV) CKT-2

C Relocation of tower no-10. stands in midst of badshahpur drain. Replacement of burnt nut and bolts, repaire of jumper, realignment and repair of burnt spacer Tightening of Nut and bolts of jumpers.



400 KV GURGAON(PG)-DAULATABAD(HV) (HV) CKT-2

D Tree trimming and bay mtc PLANNED Approved 15/Jul/2020 08:00 15/Jul/2020 17:00


400 KV GURGAON(PG)-DAULATABAD(HV) (HV) CKT-1

D Tree trimming and bay mtc PLANNED Approved 13/Jul/2020 08:00 13/Jul/2020 16:00


400 KV DHANODA-DAULATABAD (HV) CKT-2

D Tree trimming and bay mtc PLANNED Rejected 09/Jul/2020 08:00 09/Jul/2020 17:00


400 KV DHANODA-DAULATABAD (HV) CKT-1

D Tree trimming and bay mtc PLANNED Rejected 06/Jul/2020 08:00 06/Jul/2020 16:00


400 KV CLP JHAJJAR(CLP)-DHANODA(HV) (HVPNL) CKT-2

D for preventive mtc of line equipments



400 KV CLP JHAJJAR(CLP)-DHANODA(HV) (HVPNL) CKT-1




400 KV CLP JHAJJAR(CLP)-KABULPUR(HV) (HVPNL) CKT-1




400 KV ALWAR(ATIL)-HINDAUN(RS) (ATIL) CKT-1



400 KV ROORKEE(PG)-RISHIKESH(UK) (PG) CKT-1


along with Bus-I PLANNED Rejected 09/Jul/2020 08:00 09/Jul/2020 18:00


400 KV ROORKEE(PG)-MUZAFFARNAGAR(UP) (PG) CKT-1


along with Bus-I PLANNED Rejected 08/Jul/2020 08:00 08/Jul/2020 18:00


400 KV AMARGARH(NRSS XXIX)-SAMBA(PG) (NRSS XXIX) CKT-1

D A/R in non Auto mode, for the installation of OPGW in place of earth wire.



400 KV AMARGARH(NRSS XXIX)-SAMBA(PG) (NRSS XXIX) CKT-2

D A/R in non Auto mode, for the installation of OPGW in place of earth wire.


224 RQ26041 OCC_172 dadri_sd AC TRANSMISSION LINE CIRCUIT

400 KV DADRI(NT)-LONI HARSH VIHAR(DV) (NT) CKT-1

D Shutdown of line is required for tree trimming and line maintenance.

Shutdown of line may please be provided from 23/06/2020 to 24/06/2020 (06:00 hrs to 19:00 hrs) on daily basis.


225 RQ26040 OCC_172 dadri_sd AC TRANSMISSION LINE CIRCUIT

400 KV DADRI(NT)-LONI HARSH VIHAR(DV) (NT) CKT-2

D Shutdown of Line required for tree trimming and line maintenance work.

Shutdown may please be provided from 20/06/2020 to 22/06/2020 on daily basis from 06:00 hrs to 19:00 hrs..


226 RQ26094 OCC_172 cpcc1_sd BUS 400KV BUS 1 AT BALLABHGARH(PG)

D S/D required for connection of Bus Jumper of Isolator 40789 (ICT-4 Main bay) after completion of Isolator Retrofitment work under ADD Cap

PLANNED Approved 01/Aug/2020 08:00 01/Aug/2020 12:00


D S/D required for connection of Bus Jumper of Isolator 40489 (ICT-1 Main bay Bus Isolator) after completion of Isolator Retrofitment work & opening of Bus Jumper of Isolator 40789 (ICT-4 Main bay Bus Isolator) for start of Isolator retrofitment work under ADD Cap.


228 RQ26062 OCC_172 cpcc1_sd BUS 400KV BUS 2 AT JHATIKARA(PG)


229 RQ26147 OCC_172 cpcc2_sd BUS 400KV BUS 2 AT WAGOORA(PG)

D For AMP works. Kindly approve PLANNED Approved 21/Jul/2020 09:00 21/Jul/2020 17:00

230 RQ26061 OCC_172 cpcc1_sd BUS 400KV BUS 1 AT JHATIKARA(PG)



D S/D required for opening of Bus Jumper of Isolator 40489 (ICT-1 Main bay) for start of Isolator Retrofitment work in under ADD Cap



D S/D required for connection of Bus Jumper of Isolator 40689 (ICT-3 Main bay) after completion of Isolator Retrofitment work under ADD Cap




234 RQ26112 OCC_172 cpcc1_sd BUS 400KV BUS 2 AT KANKROLI(PG)


235 RQ26005 OCC_172 cpcc3_sd BUS 400KV BUS 2 AT GORAKHPUR(PG)

C Erection of Tension/ Suspension insulator strings on 02 No. gantry and laying of jack bus over 400 kV Bus II for connection to 41589 T Isolator from one gantry to other For 400 kV Side of 315 MVA ICT 3 under Substation Extn Package SS-XXV, Approved by 39 standing committee.All lines and equipments shall remain charged through 400 kV Bus I during this period.


236 RQ26111 OCC_172 cpcc1_sd BUS 400KV BUS 1 AT KANKROLI(PG)



D S/D required for connection of Bus Jumper of Isolator 40989 (ICT-2 Main bay Bus Isolator) after completion of Isolator Retrofitment work & opening of Bus Jumper of Isolator 40689 (ICT-3 Main bay Bus Isolator) for start of Isolator retrofitment work under ADD Cap


238 RQ26098 OCC_172 cpcc1_sd BUS 400KV BUS 2 AT BASSI(PG) D Connection of Droppers with Bus side conductor of Isolator No.409-89 After replacement of isolator under ADD Cap


239 RQ26076 OCC_172 cpcc1_sd BUS 400KV BUS 1 AT ROORKEE(PG)

D For replacement of Porcelain Insulators with Polymer insulators in S/S.


240 RQ26063 OCC_172 cpcc1_sd BUS 400KV BUS 1 AT BHINMAL(PG)

D 400kV Bus-1 CVT testing PLANNED Approved 07/Jul/2020 08:00 07/Jul/2020 18:00

241 RQ25998 OCC_172 cpcc3_sd BUS 400KV BUS 1 AT FATEHPUR(PG)

D For Connection of New Bus to existing Bus under Substation Extn Package SS-XXV. Approved by 39 standing committee at Fatehpur Substation.






D S/D required for connection of Bus Jumper of Isolator 41589 (Gurgaon Main bay Bus Isolator) after completion of Isolator Retrofitment work & opening of Bus Jumper of Isolator 40989 (ICT-2 Main bay Bus Isolator) for start of Isolator retrofitment work under ADD Cap





245 RQ26097 OCC_172 cpcc1_sd BUS 400KV BUS 2 AT BASSI(PG) D Dis-connection of Droppers with Bus side conductor of isolator No.409-89 before replacement of isolator under ADD Cap.








248 RQ26064 OCC_172 cpcc1_sd BUS 400KV BUS 2 AT AJMER(PG) D Bus Earth switch and isolator tightning and checking work


249 RQ26048 OCC_172 cpcc3_sd BUS 400KV AGRA(PG) - BUS 8 D For checking tripping of 400kV Bus-8 via M2 LBB of main bays connected to Bus 8. After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.


250 RQ26047 OCC_172 cpcc3_sd BUS 400KV AGRA(PG) - BUS 7 D For checking tripping of 400kV Bus-7 via M2 LBB of main bays connected to Bus 7. After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.



D AMP & Tightening of 400 KV Bus-II at Fatehpur Substation



D S/D required for opening of Bus Jumper of Isolator 41589 (Guragon Main bay Bus Isolator) for start of Isolator Retrofitment work in under ADD Cap


253 RQ26070 OCC_172 cpcc1_sd BUS 400KV BUS 2 AT HISSAR(PG) D FOR AMP WORK PLANNED Approved 25/Jun/2020 08:00 25/Jun/2020 16:00

254 RQ25758 OCC_172 ntpcos_sd BUS 400KV BUS5 AT RIHAND(NT) D Shutdown of Bus Section Bay 427 is required for Annual Maintenance works

Bus Shutdown is not required, only bus section shutdown is required


255 RQ25757 OCC_172 ntpcos_sd BUS 400KV BUS 4 AT RIHAND(NT)

D Shutdown of Bus Section Bay no. 414 is required for Annual Maintenance Works

Shutdown of Bus 4 is not required only bus section bay is required


256 RQ25756 OCC_172 ntpcos_sd BUS 400KV BUS 3 AT RIHAND(NT)

D Shutdown of Bus Section Bay no. 413 required for Annual Maintenance works

Bus3 Shutdown not required, only Bus Section Shutdown is required


257 RQ25759 OCC_172 ntpcos_sd BUS 400KV BUS6 AT RIHAND(NT) D Shutdown of Bay 428 is required for annual maintenance works

Bus 6 shutdown is not required, only bus section shutdown is required


258 RQ25585 OCC_172 stuup_sd BUS 400KV BUS 1 AT GR.NOIDA(UPC)

C For replacement of CTs of 400KV buscoupler


259 RQ25584 OCC_172 stuup_sd BUS 400KV BUS 2 AT GR.NOIDA(UPC)

C For maintenance work of B-Phase PG Isolator of 400/220/33kv 500MVA ict-III Under 400KV main bus-II


260 RQ25627 OCC_172 stuup_sd BUS 400KV BUS 2 AT MURADNAGAR_2(UP)

D Preventive Maintenance & Tightening of clamps


261 RQ26016 OCC_172 cpcc3_sd BUS 400KV BUS 2 AT PANKI(UP) C For BUS-2 Pantograph Isolator replacement at UPPCL Panki End in POWERGRID bays under CERc ADD-CAP


262 RQ25629 OCC_172 stuup_sd BUS 400KV BUS 2 AT MATHURA(UP)

D for jumpering work of new 500MVA ICT Bays and busbar protection testing for same




264 RQ25628 OCC_172 stuup_sd BUS 400KV BUS 1 AT MATHURA(UP)

D for jumpering work of new 500MVA ICT Bays and busbar protection testing for same




266 RQ25643 OCC_172 stuup_sd BUS 400KV BUS 2 AT SARNATH(UP)

D Gemeral Maintenance & repairing of Bus




268 RQ25642 OCC_172 stuup_sd BUS 400KV BUS 1 AT SARNATH(UP)

D Gemeral Maintenance & repairing of Bus


269 RQ26032 OCC_172 sldcrs_sd BUS 400KV BUS 2 AT BHADLA(RS)

D Quarterly Maintenance work PLANNED Approved 15/Jul/2020 18:00 15/Jul/2020 23:00

270 RQ26031 OCC_172 sldcrs_sd BUS 400KV BUS 1 AT BHADLA(RS)


271 RQ26056 OCC_172 bbmb_sd BUS 400KV BUS 2 AT BHIWANI(BB)

D Half yearly mtc PLANNED Approved 10/Jul/2020 08:00 10/Jul/2020 18:00

272 RQ26055 OCC_172 bbmb_sd BUS 400KV BUS 1 AT BHIWANI(BB)


273 RQ25604 OCC_172 sldcuk_sd BUS 400KV BUS 3 AT SRINAGAR(UK)

C for schedule maintenance PLANNED Approved 08/Jul/2020 10:00 08/Jul/2020 17:00


D for schedule maintenance PLANNED Rejected 08/Jul/2020 10:00 08/Jul/2020 17:00 Repeated entry.


C for schedule maintenance PLANNED Approved 07/Jul/2020 10:00 07/Jul/2020 17:00




C for schedule maintenance PLANNED Approved 06/Jul/2020 10:00 06/Jul/2020 17:00 To be clubbed with sl.no.294



279 RQ25599 OCC_172 sterlite_sd BUS 400KV BUS 2 AT AMARGARH(NRSS XXIX)

C For Bay 415 CB replacement. Require Bus-2,BR-1&2 shutdowns on same day.


280 RQ25582 OCC_172 karcham_sd LINE REACTOR 80 MVAR LR ON 400 KV KARCHAM WANGTOO(JSW)-WANGTO_GIS(HP) (HPPTCL) CKT-1 @KARCHAM WANGTOO(JSW)

C To attend the minor leakage in reactor no.1.Also the CO & H2 content also increase .

To attend this work shutdown of the reactor required.

PLANNED Approved 25/Jun/2020 00:00 03/Jul/2020 23:59

281 RQ25807 OCC_172 sldcrs_sd BR/BSR/MSC/MSR 125 MVAR BUS REACTOR NO 1 AT 400KV BARMER(RS)


282 RQ25809 OCC_172 sldcrs_sd BR/BSR/MSC/MSR 125 MVAR BUS REACTOR NO 2 AT 400KV BIKANER(RS)

D Routine Bay Maintenance Work


283 RQ25808 OCC_172 sldcrs_sd BR/BSR/MSC/MSR 125 MVAR BUS REACTOR NO 1 AT 400KV BHADLA(RS)


284 RQ25951 OCC_172 sldcrs_sd BR/BSR/MSC/MSR 50 MVAR BUS REACTOR NO 1 AT 400KV BHILWARA(RS)

D Half yearly of 400 KV 50MVAR BUS REACTOR BAY (4452A)& ASSOCIATED EQUIPMENTS


285 RQ25806 OCC_172 sldcrs_sd BR/BSR/MSC/MSR 63 MVAR BUS REACTOR NO 2 AT 400 KV KAWAI SCTPS(APR)

D For testing of relay in Bus Reactor #2 Breaker Panel.


286 RQ25805 OCC_172 sldcrs_sd BR/BSR/MSC/MSR 63 MVAR BUS REACTOR NO 1 AT 400 KV KAWAI SCTPS(APR)

D For testing of relay in Bus Reactor #1 Breaker Panel.


287 RQ25626 OCC_172 stuup_sd BR/BSR/MSC/MSR 63 MVAR BUS REACTOR NO 1 AT 400KV MURADNAGAR_2(UP)

D Preventive Maintenance & Tightening of clamps


288 RQ25690 OCC_172 stuup_sd BR/BSR/MSC/MSR 63 MVAR BUS REACTOR NO 1 AT 400KV BANDA(UP)

C For work of installation of 125 MVAR Bus Reactor by replacing 63 MVAR Bus Reactor at 400 KV S/S Banda.


289 RQ26060 OCC_172 cpcc1_sd BR/BSR/MSC/MSR 50 MVAR BUS REACTOR NO 1 AT 400KV BASSI(PG)

C Dis-connection of Droppers with both side conductor of isolator No. (403-89R) before replacement of isolator at Bassi under ADD CAP.


290 RQ25993 OCC_172 cpcc3_sd BR/BSR/MSC/MSR 125 MVAR BUS REACTOR NO 3 AT 400KV AGRA(PG)

D For enabling M2 LBB function and checking tripping on LBB operation of Main bay (432), For BR AMP at Agra(PG) Substation. After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.


291 RQ25992 OCC_172 cpcc3_sd BR/BSR/MSC/MSR 125 MVAR BUS REACTOR NO 2 AT 400KV AGRA(PG)

D For enabling M2 LBB function and checking tripping on LBB operation of Main bay (435), For BR AMP/ Protection Testing and DGA sampling of BHEL HV bushings. at Agra(PG) Substation After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.


292 RQ26058 OCC_172 cpcc1_sd BR/BSR/MSC/MSR 125 MVAR BUS REACTOR NO 1 AT 400KV ROORKEE(PG)



293 RQ26018 OCC_172 cpcc3_sd BR/BSR/MSC/MSR 93 MVAR BUS REACTOR NO 2 AT 400KV VINDHYACHAL(PG)

C RETRO FITMENT OF CIRCUIT BREAKER UNDER ADD CAP AT VINDHYACHAL S/S.


294 RQ25606 OCC_172 sldcuk_sd BR/BSR/MSC/MSR 80 MVAR BUS REACTOR NO 1 AT 400 KV SRINAGAR(UK)

C for schedule maintenance PLANNED Approved 06/Jul/2020 10:00 06/Jul/2020 16:00 To be clubbed with Sl. No. 277

295 RQ25580 OCC_172 sldcuk_sd BR/BSR/MSC/MSR 80 MVAR BUS REACTOR NO 1 AT 400 KV SRINAGAR(UK)

D for schedule maintenance PLANNED Rejected 09/Jul/2020 10:00 09/Jul/2020 16:00

296 RQ25597 OCC_172 sterlite_sd BR/BSR/MSC/MSR 63 MVAR BUS REACTOR NO 1 AT 400 KV AMARGARH(NRSS XXIX)



297 RQ25598 OCC_172 sterlite_sd BR/BSR/MSC/MSR 63 MVAR BUS REACTOR NO 2 AT 400 KV AMARGARH(NRSS XXIX)



298 RQ25825 OCC_172 sldcrs_sd BAY 401052D MAIN BAY - 400KV PHAGI-AJMER (RS) CKT-1 AT PHAGI(RS)

D 1-Measurement of Tan-Delta of CTs. 2- Measurement of operation timings of CB. 3- Measurement of contact resistance of CB

There will be no interruption during shut-down period as the 400KV Phagi-Ajmer line-1 will be remained connected to 400 KV Bus-C through 400 KV Tie CB (410-52T) & 400 KV CB (410-52C).


299 RQ25829 OCC_172 sldcrs_sd BAY 419 MAIN BAY - 765/400KV 1500 MVA ICT 3 AT ANTA(RS)

D HALF YEARLY MAINTENANCE

TIE Circuit Breaker 411-52-T will remain available in the network.



D HALF YEARLY MAINTENANCE TIE Circuit Breaker 409-52-T will remain available in the network.


301 RQ25832 OCC_172 sldcrs_sd BAY 413 MAIN BAY - 400KV ANTA(RS)-CHHABRA(RVUN) (RS) CKT-2 AT ANTA(RS)

D HALF YEARLY MAINTENANCE 400 KV Anta-CHABARA Line II will be fed through 408-52-T Tie Circuit Breaker.



D HALF YEARLY MAINTENANCE TIE Circuit Breaker 406-52-T will remain available in the network


303 RQ25826 OCC_172 sldcrs_sd BAY 419 MAIN BAY - 765/400KV 1500 MVA ICT 2 AT PHAGI(RS)

D 1-Measurement of Tan-Delta of CTs. 2- Measurement of operation timings of CB. 3- Measurement of contact resistance of CB

There will be no interruption during shut-down period as the 400KV side of ICT-2 will be remained connected to 400KV Bus-D through 400KV Tie CB(410-52T).


304 RQ26106 OCC_172 cpcc1_sd BAY 407 MAIN BAY - 400/220KV 500 MVA ICT 4 AT BALLABHGARH(PG)

C S/D required for retrofitment of old Bus Isolator (RK make) with new Isolator (S&S make) under ADD Cap.





306 RQ26026 OCC_172 cpcc3_sd BAY 409 MAIN BAY - 400 KV KANPUR(PG)-PANKI(UP) (PG) CKT-2

C For BUS-1 Pantograph Isolator replacement at UPPCL Panki End in POWERGRID bays under CERc ADD-CAP


307 RQ26046 OCC_172 cpcc3_sd BAY W6BS2 BUS SECTIONALIZER BAY - 400KV AGRA(PG) - BUS 4 AND 400KV AGRA(PG) - BUS 8 AT AGRA(PG)

D For enabling M2 LBB function and checking tripping on LBB operation (429) & BAY AMP and associated maintenance works. After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.


308 RQ26045 OCC_172 cpcc3_sd BAY W5BS1 BUS SECTIONALIZER BAY - 400KV AGRA(PG) - BUS 7 AND 400KV AGRA(PG) - BUS 3 AT AGRA(PG)

D For enabling M2 LBB function and checking tripping on LBB operation (428) & BAY AMP and associated maintenance works. After enabling, wiring , testng of LBB function in Main-2 relay. The trip test of connected tie CB, Direct trip / Inter trip send shall be actually verified.


309 RQ26007 OCC_172 cpcc3_sd BAY 414 MAIN BAY - 400KV GORAKHPUR-GORAKHPUR (PG) CKT-2 AT GORAKHPUR(PG)

C Erection of Tension/ Suspension insulator strings on 02 No. gantry and laying of jack bus over 400 kV Bus II for connection to 41589 T Isolator from one gantry to other For 400 kV Side of 315 MVA ICT 3 under Substation Extn Package SS-XXV, Approved by 39 standing committee.


310 RQ26100 OCC_172 cpcc1_sd BAY 403 MAIN BAY - 50 MVAR BUS REACTOR NO 1 AT 400KV BASSI(PG) AND 400KV BUS 2 AT BASSI(PG)

C RK-make Isolator (403-89R) Replacement work with S&S Make-Isolator under ADD Cap


311 RQ26101 OCC_172 cpcc1_sd BAY 402 TIE BAY - 125 MVAR BUS REACTOR NO 4 AT 400KV BASSI(PG) AND 50 MVAR BUS REACTOR NO 1 AT 400KV BASSI(PG)

C RK-make Isolator (403-89R) Replacement work with S&S Make-Isolator under ADD Cap





313 RQ26025 OCC_172 cpcc3_sd BAY 408 MAIN BAY - 400 KV KANPUR(PG)-PANKI(UP) (PG) CKT-1

C For BUS-1 Pantograph Isolator replacement at UPPCL Panki End in POWERGRID bays under CERc ADD-CAP


314 RQ26006 OCC_172 cpcc3_sd BAY 414 MAIN BAY - 400KV GORAKHPUR-GORAKHPUR (PG) CKT-2 AT GORAKHPUR(PG)

C Erection/ Installation of CB/CT/Isolator etc. For 400 kV Side of 315 MVA ICT 3 under Substation Extn Package SS-XXV, Approved by 39 standing committee. 400 kV GKP UPPTCL Line 2 shall remain charged through 413 Bay during this period.





316 RQ26008 OCC_172 cpcc3_sd BAY 419 MAIN BAY - 400 KV ORAI(PG)-ORAI(UP) (PG) CKT-1

D AMP OF BAY EQUIPMENT at Orai UPPTCL S/S


317 RQ26099 OCC_172 cpcc1_sd BAY 409 TIE BAY - 400 KV BASSI-KOTPUTLI (PG) CKT-1 AND 400KV BUS 2 AT BASSI(PG)

C RK-make Isolator (409-89) Replacement work with S&S Make-Isolator under ADD Cap


318 RQ26102 OCC_172 cpcc1_sd BAY 415 MAIN BAY - 400KV BALLABHGARH-GURGAON (PG) CKT-1 AT BALLABHGARH(PG)



319 RQ26030 OCC_172 dadri_sd BAY 403 MAIN BAY - 400 KV DADRI(NT)-PANIPAT(BB) (PG) CKT-2 AT DADRI(NT)

D Bay shutdown is required for maintenance

Line will remain charge through Tie bay.


320 RQ26027 OCC_172 dadri_sd BAY 407 MAIN BAY - 400/220KV 500 MVA ICT 2 AT DADRI(NT)

D Shutdown required for bay maintenance

ICT-2 will remain charge through Tie bay.


321 RQ26028 OCC_172 dadri_sd BAY 404 MAIN BAY - 400/220KV 500 MVA ICT 1 AT DADRI(NT)


ICT-1 will remain charge through Tie bay.


322 RQ25824 OCC_172 sldcrs_sd BAY 411 TIE BAY - 400/22 KV 810 MVA GT 2 AT KAWAI SCTPS(APR) AND 400/11 KV 80 MVA ST 2 AT KAWAI SCTPS(APR)

D Circuit Breaker Maintenance and Testing.


323 RQ26022 OCC_172 dadri_sd BAY 421 MAIN BAY - 400KV DADRI(NT)-GR.NOIDA(UPC) (PG) CKT-1 AT DADRI(NT)




324 RQ26021 OCC_172 dadri_sd BAY 422 MAIN BAY - 400KV DADRI(NT)-MAHARANIBAGH(PG) (PG) CKT-1 AT DADRI(NT)




325 RQ26020 OCC_172 dadri_sd BAY 424 MAIN BAY - 400KV DADRI(NT)-LONI HARSH VIHAR(DV) (NT) CKT-2 AT DADRI(NT)

D Shutdown required for bay maintenance.



326 RQ26019 OCC_172 dadri_sd BAY 430 MAIN BAY - 400KV DADRI(NT)-LONI HARSH VIHAR(DV) (NT) CKT-1 AT DADRI(NT)




327 RQ26029 OCC_172 dadri_sd BAY 412 MAIN BAY - 400KV DADRI(NT)-PANIPAT(BB) (PG) CKT-1 AT DADRI(NT)




328 RQ26023 OCC_172 dadri_sd BAY 419 MAIN BAY - 400KV DADRI(NT)-MANDOLA(PG) (PG) CKT-2 AT DADRI(NT)




329 RQ26024 OCC_172 dadri_sd BAY 415 MAIN BAY - 400KV DADRI(NT)-MANDOLA(PG) (PG) CKT-1 AT DADRI(NT)




330 RQ25823 OCC_172 sldcrs_sd BAY 408 TIE BAY - 63 MVAR BUS REACTOR NO 2 AT 400 KV KAWAI SCTPS(APR) AND 400 KV ANTA(RS)-KAWAI SCTPS(APR) (RS) CKT-2

D Circuit Breaker Maintenance and Testing.


331 RQ25827 OCC_172 sldcrs_sd BAY 414 TIE BAY - 400KV CHHABRA(RVUN)-KAWAI SCTPS(APR) (RS) CKT-1 AND FUTURE AT KAWAI SCTPS(APR)

C Circuit Breaker Overhauling. PLANNED Approved 10/Jul/2020 09:30 11/Jul/2020 19:30

332 RQ25828 OCC_172 sldcrs_sd BAY 413 MAIN BAY - 400KV CHHABRA(RVUN)-KAWAI SCTPS(APR) (RS) CKT-1 AT KAWAI SCTPS(APR)

C Circuit Breaker Overhauling. PLANNED Approved 08/Jul/2020 09:30 09/Jul/2020 19:30

333 RQ26054 OCC_172 bbmb_sd BAY 403 MAIN BAY - 50 MVAR BUS REACTOR NO 1 AT 400KV BHIWANI(BB)


334 RQ26053 OCC_172 bbmb_sd BAY X2 TIE BAY - 400 KV BHIWANI(BB)-RAJPURA(PS) (BB) CKT-1 AND FUTURE AT 400 KV BHIWANI(BB)


335 RQ25610 OCC_172 sterlite_sd BAY 412 MAIN BAY - 125 MVAR BUS REACTOR NO 1 AT 400 KV PRITHALA (GPTL)

D For Signal Testing work in Remote Control Centre


336 RQ25611 OCC_172 sterlite_sd BAY 411 TIE BAY - 125 MVAR BUS REACTOR NO 1 AT 400 KV PRITHALA (GPTL) AND FUTURE AT 400 KV PRITHALA (GPTL)



337 RQ25612 OCC_172 sterlite_sd BAY 408 TIE BAY - 400 KV ALIGARH(PG)-PRITHALA (GPTL) (NRSS XXIX) CKT-1 AND 400/220 KV 500 MVA ICT 2 AT PRITHALA (GPTL) AT 400 KV PRITHALA (GPTL)



338 RQ25619 OCC_172 sterlite_sd BAY 407 MAIN BAY - 400 KV ALIGARH(PG)-PRITHALA (GPTL) (NRSS XXIX) CKT-1



339 RQ25613 OCC_172 sterlite_sd BAY 405 TIE BAY - 400 KV KADARPUR (GPTL)-PRITHALA (GPTL) (NRSS XXIX) CKT-2 AND 400 KV ALIGARH(PG)-PRITHALA (GPTL) (NRSS XXIX) CKT-2 AT 400 KV PRITHALA (GPTL)



340 RQ25615 OCC_172 sterlite_sd BAY 404 MAIN BAY - 400 KV KADARPUR (GPTL)-PRITHALA (GPTL) (NRSS XXIX) CKT-2



341 RQ25618 OCC_172 sterlite_sd BAY 403 MAIN BAY - 400/220 KV 500 MVA ICT 1 AT PRITHALA (GPTL)



342 RQ25616 OCC_172 sterlite_sd BAY 401 MAIN BAY - 400 KV KADARPUR (GPTL)-PRITHALA (GPTL) (NRSS XXIX) CKT-1



343 RQ25617 OCC_172 sterlite_sd BAY 409 MAIN BAY - 400/220 KV 500 MVA ICT 2 AT PRITHALA (GPTL) (GPTL)



344 RQ25620 OCC_172 sterlite_sd BAY 406 MAIN BAY - 400 KV ALIGARH(PG)-PRITHALA (GPTL) (GPTL) CKT-2 (GPTL)



345 RQ25614 OCC_172 sterlite_sd BAY 402 TIE BAY - 400 KV KADARPUR -PRITHALA (GPTL) CKT-1 (GPTL) AND 400/220 KV 500 MVA ICT 1 AT PRITHALA (GPTL) AT 400 KV PRITHALA (GPTL) (GPTL)



346 RQ25692 OCC_172 stuup_sd BAY 404 MAIN BAY - 400KV ANPARA_B(UPUN)-ANPARA_D(UP) (UP) CKT-1 AT ANPARA_D(UP)

C For replacement of 28 years old 400KV HITACHI make Gas circuit breaker with new GE T&D make Gas circuit breaker

Line will remain charged through Transfer bus


347 RQ25592 OCC_172 stuup_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT UNNAO(UP)

D Preventive maintenance and routine protection testing of Transformer


348 RQ25623 OCC_172 stuup_sd TRANSFORMER 400/220 KV 315 MVA ICT 3 AT SULTANPUR(UP)






350 RQ25601 OCC_172 stuup_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT BANDA(UP)

D For Routine Testing & Maintenance of 315 MVA ICT-1 at 400 KV S/S Banda


351 RQ25687 OCC_172 stuup_sd TRANSFORMER 400/220 KV 500 MVA ICT 5 AT GR.NOIDA(UPC)

C For maintenance work of Y-Phase Male Female contact of standard isolator

There will be no supply intrruption due to this shut down load of 400kV S/S Greater noida will be feed by (2x135+1x500)MVA ICTS


352 RQ25594 OCC_172 stuup_sd TRANSFORMER 400/220 KV 315 MVA ICT 2 AT ORAI(UP)

D routine breaker maintenance & hot spot attending.





354 RQ25600 OCC_172 stuup_sd TRANSFORMER 400/220 KV 315 MVA ICT 2 AT BANDA(UP)

D For Routine Testing & Maintenance of 315 MVA ICT-2 at 400 KV S/S Banda


355 RQ25635 OCC_172 stuup_sd TRANSFORMER 400/220 KV 315 MVA ICT 3 AT SARNATH(UP)

D Rejumpering of Bushing & LA of HV and IV side of 315MVA ICT-III


356 RQ25639 OCC_172 stuup_sd TRANSFORMER 400/220 KV 500 MVA ICT 1 AT SIKANDRABAD(UP)

C For Annual Maintenance & Testing work


357 RQ25625 OCC_172 stuup_sd TRANSFORMER 400/220 KV 240 MVA ICT 1 AT MURADNAGAR_2(UP)

D Testing & Preventive Maintenance



D Rejumpering of Bushing & LA of HV and IV side of 500MVA ICT-II

PLANNED Approved 09/Jul/2020 09:00 11/Jul/2020 18:00 Load management to be done by UP.

359 RQ25689 OCC_172 stuup_sd TRANSFORMER 400/220 KV 240 MVA ICT 3 AT MORADABAD(UP)

D General maintenance, Checking & tightening of clamps and connectors of complete bay, including transformer bushing clamps for avoiding any breakdown.


360 RQ25638 OCC_172 stuup_sd TRANSFORMER 400/220 KV 500 MVA ICT 1 AT AZAMGARH(UP)

C For Attending Oil seepage in OLTC conservator tank of 500MVA ICT-I


361 RQ25593 OCC_172 stuup_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT ORAI(UP)

D routine relay testing,bushing tan delta testing & hot spot attending.



D Rejumpering of Bushing & LA of IV side of 315MVA ICT-I


363 RQ25688 OCC_172 stuup_sd TRANSFORMER 400/220 KV 500 MVA ICT 6 AT GR.NOIDA(UPC)

C Maintinance work at R phase standard isolator

There will be no supply intrruption due to this shut down load of 400kV S/S Greater noida will be feed by (2x135+1x500)MVA ICTS


364 RQ25605 OCC_172 stuup_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT BAREILLY(UP)

C TO REPLACE OLD AND OBSOLETE PNEUMATIC TYPE HV SIDE BREAKER (ABB) BY NEW SIEMENS MAKE BREAKER

DURING SHUTDOWN PERIOD 315 MVA ICT- 01 WILL REMAIN ENERGISED THROUGH TRANSFER BREAKER


365 RQ26144 OCC_172 cpcc2_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT PARBATI POOLING BANALA(PG)

C For pipe bus connectionof ICT 220kv side SF6 to Air Bushing in Y & B phases to resolve clearance issue.


366 RQ26145 OCC_172 cpcc2_sd TRANSFORMER 400/220 KV 315 MVA ICT 2 AT PARBATI POOLING BANALA(PG)


367 RQ26154 OCC_172 cpcc2_sd TRANSFORMER 400/220 KV 500 MVA ICT 2 AT KURUKSHETRA(PG)

C For (i) AMP activities, (ii) replacing of O-ring/gasket of PRD for attending leakage & (iii) replacement of faulty gas density switch in 220kV GIS ICT-2 bay (G2 compartment)- for the same simulatneous shut down of 220kV GIS Busbar-2 Kurukshetra is required.

Kindly approve PLANNED Approved 21/Jul/2020 08:00 22/Jul/2020 20:00 Subject to Haryana consent.

368 RQ25968 OCC_172 cpcc1_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT ROORKEE(PG)

D For replacement of porcelain insulator in 220 kV Transfer bus.






D For replacement of porcelain insulator in 220 kV Main bus-2.






D For replacement of Porcelain Insulators with Polymer insulators in 220 kV Side bay of Future ICT#3 and Bus Coupler bay.






D For replacement of Porcelain Insulators with Polymer insulators in 220 kV Side bay of ICT#2.





376 RQ25971 OCC_172 cpcc1_sd TRANSFORMER 400/220 KV 315 MVA ICT 2 AT KOTA(PG)

D Polymer Insulator replacement work in S/S








379 RQ26116 OCC_172 cpcc1_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT KANKROLI(PG)


380 RQ25957 OCC_172 cpcc1_sd TRANSFORMER 400/220 KV 500 MVA ICT 2 AT BAGHPAT(PG)


381 RQ25959 OCC_172 cpcc1_sd TRANSFORMER 400/220 KV 500 MVA ICT 2 AT MANESAR(PG)


382 RQ26115 OCC_172 cpcc1_sd TRANSFORMER 400/220 KV 315 MVA ICT 2 AT BHINMAL(PG)


383 RQ25956 OCC_172 cpcc1_sd TRANSFORMER 400/220 KV 500 MVA ICT 1 AT BAGHPAT(PG)


384 RQ25970 OCC_172 cpcc1_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT KOTA(PG)

D . Polymer Insulator replacement work in S/S(alongwith BUS-2 on dated: 07.07.2020)


385 RQ26175 OCC_172 cpcc2_sd TRANSFORMER 400/220 KV 500 MVA ICT 1 AT MOGA(PG)

D Checking of control Circuit and buchholz relay of ICT-I.

Kindly approve PLANNED Approved 27/Jun/2020 09:30 27/Jun/2020 17:30

386 RQ25791 OCC_172 sldcrs_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT BIKANER(RS)

D For routine bay maintenance works


387 RQ25788 OCC_172 sldcrs_sd TRANSFORMER 400/220 KV 315 MVA ICT 2 AT HINDAUN(RS)


388 RQ25786 OCC_172 sldcrs_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT HINDAUN(RS)


389 RQ25792 OCC_172 sldcrs_sd TRANSFORMER 400/220 KV 500 MVA ICT 3 AT BHADLA(RS)






392 RQ25790 OCC_172 sldcrs_sd TRANSFORMER 400/220 KV 315 MVA ICT 3 AT AJMER(RS)

D MAINTENANCE & TESTING WORK OF BAY EQUIPMENTS & TRANSFORMER

During the shutdown the supply shall be fed by the ICT-I hence there will be no supply disturbance.


393 RQ25947 OCC_172 sldcrs_sd TRANSFORMER 400/220 KV 315 MVA ICT 2 AT BHILWARA(RS)

D Half yearly maintenance of 315 MVA 400/220/33 KV ICT No.-2 & ASSOCIATED BAY EQUIPMENTS


394 RQ25701 OCC_172 sldchr_sd TRANSFORMER 400/220 KV 315 MVA ICT 1 AT DHANODA(HV)

D For annual mtc of T/F and its allied equipments


395 RQ25702 OCC_172 sldchr_sd TRANSFORMER 400/220 KV 250 MVA ICT 2 AT NAWADA(HV)

D For yearly mtc of T/F and allied equipment


396 RQ25714 OCC_172 sldchr_sd TRANSFORMER 400/220 KV 315 MVA ICT 4 AT DAULATABAD(HV)

D To attend pending observation. oil leakage from conservator


397 RQ26009 OCC_172 cpcc3_sd TRANSFORMER 220/132 KV 100 MVA ICT 1 AT TANAKPUR(NH)

D For SFRA test PLANNED Approved 25/Jun/2020 08:00 25/Jun/2020 18:00


220 KV KHARA(UP)-SAHARANPUR(PG) (UP) CKT-1



220 KV NANAUTA(UP)-SAHARANPUR(PG) (UP) CKT-1



220 KV AGRA(PG)-FEROZABAD(UP) (UP) CKT-1

D Stringing Work of under passing 132Kv Firozabad-Narkhi Line between Loc. No 10-11 and 13-14. This S/D require for Evacuation of power from JAwahar TPS. Line Sketch enclosed.



220 KV NEW TANDA (UP)-SOHAWAL(PG) (UP) CKT-1










220 KV NAPP(NP)-SAMBHAL(UP) (UP) CKT-1

D LOPPING CHOPPING & TREE CUTTING



220 KV SARSAWAN(UP)-KHODRI(UK) (UP) CKT-1

D looping chopping of trees in line corridor of hilly area



220 KV SAHARANPUR(UP)-KHODRI(UK) (UP) CKT-1

D looping chopping of trees in line corridor of hilly area



220 KV SAHARANPUR(PG)-SHAMLI(UP) (UP) CKT-1



220 KV SOHAWAL(PG)-BARABANKI(UP) (UP) CKT-2

D AMP of 220KV Sohawal-Barabanki Ckt-2 Line Bay Equipments (209L Bay) at Sohawal Substation













220 KV NAPP(NP)-DEBAI(UP) (UP) CKT-1


There will be no supply interruption due to this shut down.



220 KV SOHAWAL(PG)-BARABANKI(UP) (UP) CKT-1

D AMP of 220KV Sohawal-Barabanki Ckt-1 Line Bay Equipments (208L Bay) at Sohawal Substation



220 KV SULTANPUR(UP)-TANDA(NT) (UP) CKT-2

D For Routine Bay Maintenance and other works


413 RQ25801 OCC_172 sldcdv_sd AC TRANSMISSION LINE CIRCUIT

220 KV GAZIPUR(DTL)-SHAHIBABAD(UP) (UP) CKT-2

D Tan delta testing of 220kV CVT and maintenance as per PMS.

Remains on no load. PLANNED Approved 02/Jul/2020 09:30 02/Jul/2020 12:00


220 KV GAZIPUR(DTL)-NOIDA SEC62(UP) (UP) CKT-1




220 KV NAPP(NP)-KHURJA(UP) (UP) CKT-1




220 KV GAZIPUR(DTL)-NOIDA SEC20(UP) (UP) CKT-1



417 RQ25679 OCC_172 ntpcos_sd AC TRANSMISSION LINE CIRCUIT

220 KV UNCHAHAR(NT)-FATEHPUR(UP) (UP) CKT-2

C Yearly Maintenance PLANNED Approved 29/Jun/2020 08:00 30/Jun/2020 18:00


220 KV UNCHAHAR(NT)-FATEHPUR(UP) (UP) CKT-1

C HALF YEARLY MAINTENANCE WORK OF 400/220 KV 315 MVA ICT-I



220 KV AGRA(PG)-BHARATPUR(RS) (PG) CKT-1

D For tree cutting and line maintenance



220 KV AURAIYA(NT)-SIKANDRA(UP) (PG) CKT-1

D Stringing Work of under passing 132Kv Firozabad-Narkhi Line between Loc. No 09-10. This S/D require for Evacuation of power from JAwahar TPS. Line Sketch enclosed.



220 KV AURAIYA(NT)-SIKANDRA(UP) (PG) CKT-2

D Stringing Work of under passing 132Kv Firozabad-Narkhi Line between Loc. No 09-10. This S/D require for Evacuation of power from JAwahar TPS. Line Sketch enclosed.



220 KV KISHENPUR(PG)-SARNA(PS) (PG) CKT-2

D Jumper Tightening Non-Auto reclose of ckt-I required during the work



220 KV ANTA(NT)-SAWAIMADHOPUR(RS) (PG) CKT-1

D for Half yearly Maintenance PLANNED Approved 09/Jul/2020 09:00 09/Jul/2020 14:00


220 KV ALLAHABAD(PG)-ALLAHABADREWAROAD(UP) (PG) CKT-1

C For Diversion work due to infringement of DFCCIL Rail Track

line sketch enclosed PLANNED Approved 06/Jul/2020 08:00 12/Jul/2020 18:00 Subject to UPPTCL consent.


220 KV ALLAHABAD(PG)-ALLAHABADREWAROAD(UP) (PG) CKT-2

C For Diversion work due to infringement of DFCCIL Rail Track

line sketch enclosed PLANNED Approved 06/Jul/2020 08:00 12/Jul/2020 18:00 Subject to UPPTCL consent.


220 KV KISHENPUR(PG)-SALAL(NH) (PG) CKT-2

D Replacement of damaged 2 no.s dropper in Gantry



220 KV UNCHAHAR(NT)-RAEBAREILLY(PG) (PG) CKT-3

C HALF YEARLY MAINTENANCE WORK OF 400/220 KV 315 MVA ICT-I

SHUT DOWN REQUIRED FOR 220 KV SHUT DOWN OF KANPUR LINE 2 WHICH IS NOT MENTIONEDSHUT DOWN REQUEST SYSTEM.


428 RQ25721 OCC_172 rappc_sd AC TRANSMISSION LINE CIRCUIT

220 KV RAPS_C(NP)-RAPS_B(NP) (PG) CKT-2

D B PHASE LA REPLACEMENT DUE TO HIGHER THIRD HARMONIC CURRENT

LA REPLACEMENT PLANNED Approved 30/Jun/2020 08:00 30/Jun/2020 18:00

429 RQ25720 OCC_172 rappc_sd AC TRANSMISSION LINE CIRCUIT

220 KV RAPS_B(NP)-DEBARI(RS) (PG) CKT-1

D B PHASE LA REPLACEMENT DUE TO HIGHER THIRD HARMONIC CURRENT

LA REPLACEMENT PLANNED Approved 29/Jun/2020 08:00 29/Jun/2020 18:00


220 KV TANAKPUR(NH)-SITARGANJ(PG) (PG) CKT-1

D AMP work and line maintenance



220 KV AGRA(PG)-SIKANDRA(UP) (PG) CKT-1

D For tree cutting and line maintenance



220 KV KURUKSHETRA(PG)-PEHOWA(HV) (HVPNL) CKT-1

D For (i) AMP works & (ii) replacement of faulty gas density switch in 220kV GIS Kuruksehtra-Pehowa Line bay (G2 compartment)- for the same simultaneous shut down of 220kV GIS Kurukshetra-Kaul Line CKT-1 bay & 220kV GIS Busbar-2 Kurukshetra is required.



220 KV KAUL (HV)-KURUKSHETRA(PG) (HVPNL) CKT-1

D For (i) AMP works & (ii) replacement of faulty gas density switch in 220kV GIS Kuruksehtra-Pehowa Line bay (G2 compartment)- for the same simultaneous shut down of 220kV GIS Kurukshetra-Kaul Line CKT-1 bay & 220kV GIS Busbar-2 Kurukshetra is required.



220 KV ROORKEE(PG)-RAMNAGAR(UK) (PTCUL) CKT-1

D For replacement of porcelain insulator in 220 kV Transfer bus. at Roorkee S/S



220 KV PIRANKALIYAR(UK)-ROORKEE(PG) (PTCUL) CKT-1

D For replacement of porcelain insulator in 220 kV Transfer bus. at Roorkee S/S




D For replacement of porcelain insulator in 220 kV Main bus-2.at Roorkee S/S




D For replacement of porcelain insulator in 220 kV Main bus-2.at Roorkee S/S












D For replacement of Porcelain Insulators with Polymer insulators in 220 kV Side bay of ICT#2 at Roorkee S/S




D For replacement of Porcelain Insulators with Polymer insulators in 220 kV Side bay of ICT#2 at Roorkee S/S





along with ICT PLANNED Rejected 10/Jul/2020 08:00 10/Jul/2020 18:00




along with ICT PLANNED Rejected 10/Jul/2020 08:00 10/Jul/2020 18:00


220 KV BHILWARA(RS)-KOTA(PG) (RS) CKT-1

D Polymer Insulator replacement work in KOTAS/S.



220 KV KOTA(PG)-KTPS(RVUN) (RS) CKT-2

D Polymer Insulator replacement work in KOTA S/S.



220 KV DUNI(RS)-KOTA(PG) (RS) CKT-1

D Polymer Insulator replacement work in KOTA S/S along with BUS-2



220 KV KOTA(PG)-KTPS(RVUN) (RS) CKT-1

D Polymer Insulator replacement work in KOTA S/S along with BUS-2



220 KV BADARPUR(NT)-ALWAR MIA(RS) (RS) CKT-1

D For half yrarly maintenance & tree trimming work under line



220 KV RAPS_B(NP)-SAKATPURA(RS) (RS) CKT-1

D QUARTERLY Bay MAINTENANCE & testing WORK



220 KV CHITTORGARH-DEBARI (RS) CKT-1




220 KV CHARKHI DADRI(BB)-KHETRI(RS) (BB) CKT-2

D Bay maintenance work & tree trimming work



220 KV CHARKHI DADRI(BB)-KHETRI(RS) (BB) CKT-1

D Bay maintenance work & tree trimming work



220 KV BALLABHGARH(BB)-BADARPUR(NT) (BB) CKT-1

D Attending hot point at Y phase line isolator clamp line side.

Load shall be managed by 220kV Ballabhgarh-BTPS ckt 2.




D Relay setting may be changed from Auto reclose to Non-auto reclose mode for OPGW rectification works




D Relay setting may be changed from Auto reclose to Non-auto reclose mode for OPGW rectification works



220 KV PANIPAT-DHULKOTE (BB) CKT-1




220 KV PANIPAT-DHULKOTE (BB) CKT-2




220 KV MANDOLA(PG)-NARELA(DV) (DTL) CKT-2

D For jumper tightening of critical towers no 9,2, 1 and gantry Mandola.




D For jumper tightening of critical towers no 18, 17 & 17 A.



220 KV BADARPUR(NT)-SARITA VIHAR(DV) (DTL) CKT-1




220 KV BADARPUR(NT)-OKHLA(DV) (DTL) CKT-1




220 KV MAHARANIBAGH(PG)-LODHIROAD(DV) (DTL) CKT-1




220 KV MAHARANIBAGH(PG)-LODHIROAD(DV) (DTL) CKT-2




220 KV MAHARANIBAGH(PG)-SARITA VIHAR(DV) (DTL) CKT-1





D For jumper tightening of critical towers no 34, 24 & 21.



220 KV WAGOORA(PG)-PAMPORE(PDD) (PDD JK) CKT-2



220 KV ALLAHABAD(PG)-NAINI(RLY) (RAILWAYS) CKT-1

D for AMP of Line side Equipment at Allahabad Substation


468 RQ26155 OCC_172 cpcc2_sd BUS 220 KV KURUKSHETRA(PG) - BUS 1

D For (i) AMP works & (ii) replacement of faulty gas density switch in 220kV GIS Bus Coupler (G4 compartment)


469 RQ25994 OCC_172 cpcc3_sd BUS 220KV BUS 1 AT SHAHJAHANPUR(PG)

D Bus#1 R-Ph CVT repllacement on Secondery Voltage drift at Shahjahanpur Substation.


470 RQ26156 OCC_172 cpcc2_sd BUS 220 KV KURUKSHETRA(PG) - BUS 2

C For (i) AMP works & (ii) replacement of faulty gas density switch in 220kV GIS Kuruksehtra-Pehowa Line bay (G2 compartment), 220kV GIS ICT-2 bay (G2 compartment) & 220kV GIS bus Coupler (G3 compartment).



D Erection/Alignment/ Testing of 1 set DBR Isolator(20789A)with earth switch(20789AE) along with 02 nos BPI Support insulator under Substation Extn Package SS-XXV, Approved by 39 standing committee. All lines & equipments shall remain charged through 220 kV Main Bus II



D Erection/Alignment/testing of 1 set tandom Isolator(20789B) along with 03 nos BPI Support insulator under Substation Extn Package SS-XXV, Approved by 39 standing committee. All lines & equipments shall remain charged through 220 kV Main Bus I.



C Erection of Tension/ Suspension insulator strings on 02 No. gantry and laying of jack bus over 220 kV Bus I/ Bus II/ Transfer Bus from one gantry to other For 220 kV Side of 315 MVA ICT 3 under Substation Extn Package SS-XXV, Approved by 39 standing committee. All 220 kV Lines (Including GKP Barhua, GKP Gola 1 & 2 and GKP Bansi) & 220 kV side side of ICT 1 & 2 shall remain out during this period.



C Erection of Tension/ Suspension insulator strings on 02 No. gantry and laying of jack bus over 220 kV Bus I/ Bus II/ Transfer Bus from one gantry to other For 220 kV Side of 315 MVA ICT 3 under Substation Extn Package SS-XXV, Approved by 39 standing committee. All 220 kV Lines (Including GKP Barhua, GKP Gola 1 & 2 and GKP Bansi) & 220 kV side side of ICT 1 & 2 shall remain out during this period.



















S/D REQUIRED FOR 220KV BUS COUPLER BAY




















487 RQ26085 OCC_172 cpcc1_sd BUS 220KV BUS 1 AT KOTA(PG) D Polymer Insulator replacement work in S/S

























497 RQ26086 OCC_172 cpcc1_sd BUS 220KV BUS 2 AT KOTA(PG) D Polymer Insulator replacement work in S/S


498 RQ26012 OCC_172 cpcc3_sd BUS 220KV BUS 2 AT KANPUR(PG)

D For Bus Side Isolator Contact cleaning work to avoid Hotspot at 400kV Kanpur Substation


499 RQ26011 OCC_172 cpcc3_sd BUS 220KV BUS 1 AT KANPUR(PG)

D For Bus Side Isolator Contact cleaning work to avoid Hotspot at 400kV Kanpur Substation



D Erection of CTA Type Tower along with beam falling in induction zone of 220 kV Bus I under Substation Package SS-XXV, Approved by 39 standing committee.All lines & equipments shall remain charged through 220 kV Main Bus II



132 KV AMARPURATHEDI(RS)-HISAR(BB) (RS) CKT-1

D quarterly maintenance work PLANNED Approved 10/Jul/2020 09:00 10/Jul/2020 18:00


132 KV SHEOPUR(UP)-KHANDAR(RS) (UP) CKT-1

D For Quarterly/Half Yearly Maintenance of 132 sheopur bay.(CT,CVT and LA are connected on line at khandar GSS)


503 RQ25985 OCC_172 cpcc3_sd BUS 132 KV PITHORAGARH(PG) - BUS 1

D To attend hot spot & carry out AMP of 132kV Main Bus at Pithoragarh Substation. Shutdown of 132 KV Main Bus will reflect to outage of 132KV Bays of ICT-I & ICT-II along with 132KV Pithoragarh (UPCL) & 132 KV Almora(UPCL) lines


504 RQ25609 OCC_172 sterlite_sd BAY 206 BUS COUPLER BAY - 220 KV PRITHALA (GPTL) - BUS 1 AND 220 KV PRITHALA (GPTL) - BUS 2 AT 220 KV PRITHALA (GPTL)



505 RQ26109 OCC_172 cpcc1_sd SVC/STATCOM SVC No 1(-300/+400MVAR) at 400 KV Kankroli(PG)

D MV Isolator clamps and support structure rectification work


506 RQ26160 OCC_172 cpcc2_sd SVC/STATCOM STATCOM No 1(-100/+100MVAR) at 400 KV Nallagarh(PG)

D For AMP works Kindly approve PLANNED Approved 28/Jun/2020 09:30 28/Jun/2020 17:30

507 RQ26161 OCC_172 cpcc2_sd SVC/STATCOM STATCOM No 2(-100/+100MVAR) at 400 KV Nallagarh(PG)

D For AMP works Kindly approve PLANNED Approved 28/Jun/2020 09:30 28/Jun/2020 17:30

508 OCC_172 UPPTCL BUS COUPLER 400 KV Bus coupler ATPS at Anpara TPS

C Replacement of old 0.5 class 400 KV CT with 0.2 class accuracy of all the three phases.

Approved 26/Jul/2020 08:00 31/Jul/2020 16:00

509 OCC_172 cpcc1_sd AC TRANSMISSION LINE CIRCUIT

220kV Maharanibag to IP Extension


Approved 01/Jul/2020 08:00 31/Jul/2020 18:00


220 kV Kanjawala - Najabgarh


Approved 01/Jul/2020 08:00 31/Jul/2020 18:00


220 kV Najabgarh - Bamnauli D OPGW laying shall be started in this line under Reliable Comunication package (Auto Reclose off)

Approved 01/Jul/2020 08:00 31/Jul/2020 18:00


220 kV Moradabad - Rampur (UPPTCL)


Approved 01/Jul/2020 08:00 31/Jul/2020 18:00


220kV Rampur - C.B.Ganj (UPPTCL)


Approved 01/Jul/2020 08:00 31/Jul/2020 18:00


220 kV Bhilwara - Chittorgarh


Approved 01/Jul/2020 08:00 31/Jul/2020 18:00


400KV CHITTORGARH PG CKT-2 BAY NO 6 MAIN at 400kV CHITTORGARH RRVPNL end

C To attend the mechanical issue of main Bay Circuit Breaker ar RRVPNL end. Line remain in service through Tir bay.

Approved 13/Jul/2020 09:15 14/Jul/2020 14:00


400KV RAPP-C BAY NO 1 MAIN at 400kV CHITTORGARH RRVPNL end

D AMP of main bay equipment at RRVPNL end/Chittorgarh. Line remain in serrvice through Tie bay

Approved 14/Jul/2020 14:00 15/Jul/2020 18:00


400KV RAPP-C BAY NO 1 MAIN at 400kV CHITTORGARH RRVPNL end


Approved 16/Jul/2020 09:15 16/Jul/2020 18:00


400KV KANKROLI BAY NO 2 MAIN at 400kV CHITTORGARH RRVPNL end


Approved 17/Jul/2020 09:15 17/Jul/2020 18:00


400KV CHITTORGARH PG CKT-2 BAY NO 5 MAIN at 400kV CHITTORGARH RRVPNL end


Approved 18/Jul/2020 09:15 18/Jul/2020 18:00

520 OCC_172 cpcc3_sd BAY 400 KV Block#2 WEST SIDE FILTER BANK B2Z22 BAY AT VINDHYACHAL HVDC


Approved 01/Jul/2020 09:00 30/Jul/2020 18:00

521 OCC_172 cpcc3_sd BAY 400 KV Block#1 NORTH SIDE FILTER BANK B1Z12 BAY AT VINDHYACHAL HVDC


Approved 01/Jul/2020 09:00 30/Jul/2020 18:00


220 KV SOHAWAL-GONDA Ckt-I & II


Approved 06/Jul/2020 09:00 06/Jul/2020 18:00


220 KV SOHAWAL-GONDA Ckt-I & II


Approved 17/Jul/2020 09:00 17/Jul/2020 18:00

524 OCC_172 sldchr_sd AC TRANSMISSION LINE CIRCUIT

220kV D/C FGPP- BBMB Samaypur line

C Construction of LILO of both circuits of 220kV D/C FGPP- BBMB Samaypur line at 220 kV S/stn Sec-58 HVPNL Faridabad

Approved 20/Jun/2020 08:00 04/Jul/2020 18:00 Subject to consent of PGCIL, NTPC and BBMB.

525 OCC_172 cpcc3_sd BALANCE SYSTEM TESTS OF BIPOLE 1 NEA800

BALANCE SYSTEM TESTS OF BIPOLE 1 NEA800 (NORMAL DIRECTION BNC & APD TO AGRA)

D BALANCE TESTS OF POLE-1 : Low Power, Staged DC Line Faults, Power requirement-450 MW

Poles at BNC, APD & Agra to be de-blocked in multiterminal operation with ground return modewith Normal power direction. Line fault shall be created at different places of line for tuning of Line fault locator. Tripping not envisaged subject to successful restart.

Rejected 06/Jul/2020 08:00 07/Jul/2020 17:00 To be conducted during lean season.



D BALANCE TESTS OF POLE-1 : Low Power, Staged Electrode Line Fault, Power requirement-150 MW

No tripping envisaged. Electrode line fault shall be created artificially to check the control system behaviour.


































D MONOPOLAR TESTS POLE-1 : HIGH POWER, Pole 1: Operation in Reduced Volatge, Power requirement-1500 MW

There will be slight reduction in power in line-1 (Pole1 & Pole3). In the event of tripping of line-1 due to staged line fault, Pole-1 & Pole-3 shall go out of service.Pole-2 & 4 will be avilable at full capacity.

Approved 13/Jul/2020 09:00 13/Jul/2020 13:00 Subject to power flow above 1000 MW and real time grid conditions. Consent of ERPC/NERPC required.



D MONOPOLAR TESTS POLE-1 : HIGH POWER, Pole 1: Operation Metallic Return, RPC verification (MR-GR changeover will be for both Pole1 & Pole3 together in parallel), Power requirement-2000 MW

No tripping envisaged. Pole-2 & 4 will be out. Two Stages viz. 1) Pole-1 & pole-3 will be taken from GR to MR @ 500 MW and then back to GR from MR, 2) Pole- 1 & Pole-3 will be taken from GR to MR @2000 MW




D MONOPOLAR TESTS POLE-1 : HIGH POWER, Pole 1: Runbacks, Power requirement-2000 MW

All four poles wil be avilable. There will be reduction in power due to runbacks.




D MONOPOLAR TESTS POLE-2 : HIGH POWER, Pole 2: Steady state operation, RPC verification and Heat Run Test, Power requirement-2000 MW

As per MOM dated 16/05/2019 ABB to give clarification regarding Heat run test performed earlier




D MONOPOLAR TESTS POLE-2 : HIGH POWER, Pole 2: Operation Metallic Return (MR-GR changeover will be for both Pole2 & Pole4 together in parallel), Power requirement-2000 MW

No tripping envisaged. Pole-1 & 3 will be out. Two Stages viz. 1) Pole-2 & pole-4 will be taken from GR to MR @ 500 MW and then back to GR from MR, 2) Pole- 2 & Pole-4 will be taken from GR to MR @2000 MW









D MONOPOLAR TESTS POLE-3 : HIGH POWER, Pole 3: Operation Metallic Return ,RPC verification (MR-GR changeover will be for both Pole1 & Pole3 together in parallel), Power requirement-2000 MW

No tripping envisaged. Pole-2 & 4 will be out. Two Stages viz. 1) Pole-1 & pole-3 will be taken from GR to MR @ 500 MW and then back GR from MR, 2) Pole- 1 & Pole-3 will be taken from GR to MR @2000 MW









D MONOPOLAR TESTS POLE-3 : HIGH POWER, Modulations, Power requirement-450 MW





D MONOPOLAR TESTS POLE-4 : HIGH POWER, Pole 4: Steady state operation and Heat Run Test, Power requirement-2000 MW

As per MOM dated 16/05/2019 ABB to give clarification regarding Heat run test performed earlier




D MONOPOLAR TESTS POLE-4 : HIGH POWER, Pole 4: Operation in Reduced Volatge, Power requirement-2000 MW

There will be slight reduction in power in line-1 (Pole1 & Pole3). In the event of tripping of line-1 due to staged line fault, Pole-1 & Pole-3 shall go out of service. Pole-2 & 4 will be avilable at full capacity.




D MONOPOLAR TESTS POLE-4 : HIGH POWER, Pole 4: Operation Metallic Return, RPC verification (MR-GR changeover will be for both Pole2 & Pole4 together in parallel), Power requirement-2000 MW

No tripping envisaged. Pole-1 & 3 will be out. Two Stages viz.1) Pole-2 & pole-4 will be taken from GR to MR @ 500 MW and then back GR from MR2) Pole- 2 & Pole-4 will be taken from GR to MR @2000 MW









D MONOPOLAR TESTS POLE-4 : HIGH POWER, Modulations, Power requirement-450 MW





D Pole1, Pole2, Steady state operation, RPC verification, Power requirement-4000 MW

Complete Test To be Done




D Pole1, Pole2, Operation in Reduced Voltage, Power requirement-2400 MW





D Pole1, Pole2, Steady state operation, Runbacks, Power requirement-3000 MW





D BALANCE SYSTEM TESTS OF BIPOLE -2 INTEGRATION & MULTI TEMRINAL, Pole-1 , 2,3,4, Steady State Operation, Power requirement-6000 MW





D BALANCE SYSTEM TESTS OF BIPOLE -2 INTEGRATION & MULTI TEMRINAL, Pole-1 , 2,3,4, Staged DC Line Fault , Power requirement-6000 MW





D BALANCE SYSTEM TESTS OF BIPOLE -2 INTEGRATION & MULTI TEMRINAL, Pole-1 , 2,3,4, LAN fault, Master/ Control mode Change, Power requirement-6000 MW





D BALANCE SYSTEM TESTS OF BIPOLE -2 INTEGRATION & MULTI TEMRINAL, Pole-1 , 2,3,4,Converter Outage and Power Compensation, Power requirement-6000 MW





D BALANCE SYSTEM TESTS OF BIPOLE -2 INTEGRATION & MULTI TEMRINAL, Pole-1 , 2,3,4, Emergency Power Control, Power requirement-6000 MW



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