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Transmission Elements Outage Report for 13-08-2020

A. Details of Transmission Elements under Planned Outage:-
S.NoElement NameTypeVoltage LevelOwnerOutageRevivalExpected Date of RevivalReason / Remarks
DateTimeDateTime
1Agra-JhatikaraLine765 kVPGCIL06-09-201909:09**21-09-2019Line diversion work due to DFCCRailway work
2Bhiwadi 315 MVA ICT 2ICT400/220 kVPGCIL20-09-201909:30**25-09-2019For 33KV Bushing replacement and degassing work.
3400 kV Main BAY/CB (4-1852) of Unit-6 at Dadri TH BAY/CB400 kVNTPC24-08-201911:30**26-09-2019facilitate CT replacement work & other associated work like GRP testing etc during overhauling of Unit-6
4400 kV Tie BAY/CB (4-1752) of Unit-5 at Dadri TH BAY/CB400 kVNTPC24-08-201911:30**26-09-2019facilitate CT replacement work & other associated work like GRP testing etc during overhauling of Unit-6
5400 kV Main BAY/CB (409 ) of Kaithal ckt 2 at Hissar PGBAY/CB400 kVPGCIL21-09-201909:25**27-09-2019Retrofit of old circuit breaker with new circuit breaker.
6400 kV Main CB (412) of 100 MVA ICT 1 AT SINGRAULI(NTPC)BAY/CB400 kVNTPC21-09-201910:23**24-09-2019Annual maintenanceFor CB retrofitment work and other protection testing work. (ICT shall be charged with TCB)
7400 kV Main BAY/CB ( 417-52 ) of Jhatikara 1 at BamnauliBAY/CB400 kVDTL23-09-201907:30**01-10-2019For Replacement of BHEL CB with AREVA CB by OEM M/s GE T&D India Ltd. by DTL
8400 kV Main Bay (415) of ICT-1 at Mandola PGBAY/CB400 kVPGCIL23-09-201915:48**28-09-2019For isolator retrofitment 415 89A
9Dehar P.H.(BBMB)-Ganguwal(BBMB) 2Line220 kVBBMB24-09-201908:31**29-09-2019For Shifting of damaged & bend Tower No. 107
*-Line still under outage     NA - Not Available

B. Details of Transmission Elements under Forced Outage:-
S.NoElement NameTypeVoltage LevelOwnerOutageRevivalExpected Date of RevivalReason / Remarks
DateTimeDateTime
150*3 MVAR L/Reactor of Mainpuri at UnnaoLine Reactor765 kVUPPTCL31-07-201922:11**NAUnder voltage
2Moga (3*80) 240 MVAR B/Reactor 2Bus Reactor765 kVPGCIL12-09-201911:13**NAUnder voltage
3Jhatikara (3*80) 240 MVAR (765kV) B/Reactor 1Bus Reactor765 kVPGCIL23-09-201915:22**NAUnder voltage
4Jaisalmer_2-Barmer Ckt-2Line400 kVRRVPNL11-05-201921:34**NATower collapsed2 tower collapse in 11.05.2019 and 4 towers collapsed on 16.05.2019
5Jaisalmer_2-Barmer(RS) Ckt-1Line400 kVRRVPNL11-05-201921:34**NATower collapsed2 tower collapse in 11.05.2019 and 4 towers collapsed on 16.05.2019
6Gorakhpur(PG)-Motihari(DMTCL) 1Line400 kVPGCIL13-08-201922:04**NAE/SD due to Soil erosion at tower no.132 near Gandak river bank
7Gorakhpur(PG)-Motihari(DMTCL) 2Line400 kVPGCIL13-08-201922:05**NAE/SD due to Soil erosion at tower no.132 near Gandak river bank
8Chabra-Hindaun IILine400 kVRRVPNL15-09-201914:54**NAPhase to earth faultZone-1, y-phase, f.location-128km,from chhabra end.Charging attempt failed at 16.11hrs of 15.09.19. Tower No.361 was collapsed as informed by SLDC, Rajasthan.
9Koldam(NTPC)-Nalagarh(PG) -1Line400 kVPGCIL24-09-201919:24**NA Hot Spot is observed at Koldam Nalagarh line at Koldam 400 KV switchyard
10Bhilwara 315 MVA ICT-1ICT400/220 kVRRVPNL12-05-201923:42**NAOil leakage in Transformer
11Agra(UPPTCL) 500 MVA ICT 2ICT400/220 kVUPPTCL05-08-201917:35**NAoil DGA test failed. Transformer to be repaired.
12200 MVA Interconnecting Transformer 2 at JhajjarICT400/132 kVAPCPL24-09-201910:55**NAFor rectification of the defects in fire fighting system and arresting of oil leakage.
13FACT at BLB in Knp-BLB LineFACTS400 kVPGCIL02-07-201610:20**NAY-Phase current imbalance
14FSC of Balia-I at LucknowFSC400 kVPGCIL29-11-201713:30**NAE/SD due to Hot Spot on Isolator
15400 kV 80 MVAR Line Reactor of KalaAmb(PG) ckt 2 at KWHEPLine Reactor400 kVJPHYDRO14-05-201921:29**NAVoltage regulation.
16400 kV 63 MVAR Line Reactor of Jaipur (S) line at RAPP CLine Reactor400 kVRAPPTCL17-05-201909:30**NAEmergency SD taken by RAPP C to attend oil leakage in Reactor.
17+/- 150 MVAR STATCOM 1 at Lucknow II PGSTATCOM400 kVPGCIL17-07-201915:03**NADue to failure of 3x173 MVA, 400/38.5kV Coupling Transformer at LKO.
18+/- 150 MVAR STATCOM 2 at Lucknow II PGSTATCOM400 kVPGCIL17-07-201915:03**NADue to failure of 3x173 MVA, 400/38.5kV Coupling Transformer at LKO.
19400 kV Bus sectionalizer Bay/CB (4-3252) between Bus-2 & Bus-4 at Dadri THBAY/CB400 kVNTPC03-08-201919:28**NATo attend bus bar protection alarm.
20Wagoora 50 MVAR B/RBus Reactor400 kVPGCIL05-08-201912:23**NAUnder voltage
21Jalandhar(PG) 125 MVAR (400kV) Bus Reactor 1Bus Reactor400 kVPGCIL23-08-201914:44**NAUnder voltage
22Panchkula (PG) 125 MVAR B/Reactor 1Bus Reactor400 kVPGCIL29-08-201911:05**NADue to low voltage
23Hisar 50 MVAR B/RBus Reactor400 kVPGCIL12-09-201911:10**NAUnder voltage
24Chamera III(NHPC)-Chamera pool(PG) 2Line220 kVPGCIL14-05-201911:56**26-09-2019During shifting of Chamera pool-2 line from 220 kV Bus-2 to BUS-1 at Chamera 3 GIS.Line isolator and Circuit Breaker of line 2 got damaged at Chamera3 GIS.
25Agra (PG)-Bharatpur(RRVPNL) 220 kV LineLine220 kVRRVPNL24-09-201909:10**NATo attend line maintenace work at loc-132
26Chamera 3 HEP 220kV Bus 1BUS220 kVNHPC14-05-201911:56**26-09-2019During shifting of Chamera pool-2 line from 220 kV Bus-2 to BUS-1 at Chamera 3 GIS. CB got damaged.
*-Line still under outage     NA - Not Available

C. Details of Transmission Elements Opened manually due to High Voltage:-
S.NoElement NameTypeVoltage LevelOwnerOutageRevivalRemarks
DateTimeDateTime
1Agra-FatehpurLine765 kVPGCIL24-09-201903:49**** 
2Allahabad-Fatehpur 1Line400 kVPGCIL24-09-201903:52**** 
3Akal-Kankani 2(RRVPNL) 400 kV LineLine400 kVRRVPNL24-09-201904:21**** 
** - Line shall be closed subject to voltage permissibility