Message ID | Time stamp | Message |
20230925235549 | 2023/09/25 23:55:50 | 1) Name of the substation and Time: 400 KV Mundka : At 23:48 Hrs
2) Name of element tripped/restored: 220 KV Mundka -Kanjhawala Ckt charged at 23:48 Hrs
3) Relay Annunciation: -
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: -
6) Any other relevant information: 220 KV Mundka -Kanjhawala Ckt charged at 23:48 Hrs
Regards, Delhi SLDC |
20230925215706 | 2023/09/25 21:57:07 | 1) Name of the substation and Time: 220 KV Kanjhawala At 21:37 Hrs
2) Name of element tripped/restored: 220 KV Najafgarh-Kanjhawala Ckt Charged at 21:37 Hrs
3) Relay Annunciation: -
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: -
6) Any other relevant information: 220 KV Najafgarh-Kanjhawala Ckt Charged at 21:37 Hrs
Regards, Delhi SLDC |
20230925163607 | 2023/09/25 16:36:07 | 1) Name of the substation and Time: Corrigendum:
220kV Preet vihar, 13:27 Hours
2) Name of element tripped/restored: 220kV Bus Bar Operated, all 220kV Feeders and 100MVA Transformer tripped
3) Relay Annunciation: 220kV Bus Bar
4) Details of physically damaged equipment: NIL
5) Immediate corrective/system normalization steps performed: Load shifted to 220kV Gazipur at 13:30 HRs, further 220kV Bus coupler at Pragti was made on at 13:34, hence load shared by other grids.
6) Any other relevant information: 220kV Harsh vihar ckt 1 and 2 charged at 13:37 and 13:38 HRs, at 13:41 HRs PPG ckt 1 and 2 charged, 100MVA Tr 1 charged 13:39HRs and 100MVA Tr 2 charged 13:40Hrs
Load shifted by Discoms and DTL immidiately.
Regards, Delhi SLDC |
20230925152616 | 2023/09/25 15:26:17 | 1) Name of the substation and Time: 220KV Najafgarh, 15:00Hrs.
2) Name of element tripped/restored: 220KV Kanjhawala tripped
3) Relay Annunciation: RYB Phase, Zone-2 and 3 and Fault Location - 14.49Km
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230925151205 | 2023/09/25 15:12:06 | 1) Name of the substation and Time: 400KV Mundka, 13:56Hrs.
2) Name of element tripped/restored: 220KV Kanjhawala tripped
3) Relay Annunciation: Y-Phase, B-Phase, Zone-1, Zone-2, Zone-3, Fault Location - 6.384Km and Fault Current, Y-Phase - 1KA and B-Phase - 18.56KA
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230925150626 | 2023/09/25 15:06:26 | 1) Name of the substation and Time: 220KV Kanjhawala, 14:38Hrs.
2) Name of element tripped/restored: 220KV Najafgarh restored
3) Relay Annunciation: Nil
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230925150226 | 2023/09/25 15:02:27 | 1) Name of the substation and Time: 220KV Kanjhawala, 14:00Hrs.
2) Name of element tripped/restored: 220KV Najafgarh tripped
3) Relay Annunciation: Y-Phase, B-Phase, Zone-2 and Fault Location - 12.94Km
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230925143424 | 2023/09/25 14:34:25 | 1) Name of the substation and Time: 220kV Preet Vihar, 13:30
2) Name of element tripped/restored: 220 BUS Bar operated, resulting tripping of all 220kV Feeders and Transformers
3) Relay Annunciation: 220kV Bus Bar operated
4) Details of physically damaged equipment: NIL
5) Immediate corrective/system normalization steps performed: Load shifted to other 220kV Feeders
6) Any other relevant information: 220kV Preet Vihar 220kV Feeders were restored at 13:45Hrs, tripping occurred due to working of OEM at site without informing SO, SLDC.
Regards, Delhi SLDC |
20230924202159 | 2023/09/24 20:22:00 | 1) Name of the substation and Time: At Lodi Road(18:18hrs)
2) Name of element tripped/restored: 100MVA-I and III, 16MVA-IV.
3) Relay Annunciation: bus bar protection.
4) Details of physically damaged equipment: none.
5) Immediate corrective/system normalization steps performed: Discoms asked to C/O load.
6) Any other relevant information: 100MVA-I was already under S/D.
Regards, Delhi SLDC |
20230924201921 | 2023/09/24 20:19:22 | 1) Name of the substation and Time: At Lodi Road(18:06hrs)
2) Name of element tripped/restored: 100MVA-II and III, 16MVA-IV.
3) Relay Annunciation: bus bar protection operated.
4) Details of physically damaged equipment: none.
5) Immediate corrective/system normalization steps performed: Discoms asked to C/O load.
6) Any other relevant information: 100MVA-I was already under S/D.
Regards, Delhi SLDC |
20230923133058 | 2023/09/23 13:30:59 | 1) Name of the substation and Time: At Harsh Vihar(12:59hrs)
2) Name of element tripped/restored: 315MVA ICT-III.
3) Relay Annunciation: WTI, 86.
4) Details of physically damaged equipment: none.
5) Immediate corrective/system normalization steps performed: Load taken by other ckts.
6) Any other relevant information: Rainy weather outside.
Regards, Delhi SLDC |
20230922183320 | 2023/09/22 18:33:21 | 1) Name of the substation and Time: 220 KV Narela ,18:00 Hrs
2) Name of element tripped/restored: 220 Panipat ckt-I charged at 18:00 Hrs
3) Relay Annunciation: -
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: -
6) Any other relevant information: 220 Panipat ckt-I charged at 18:00 Hrs
Regards, Delhi SLDC |
20230922172259 | 2023/09/22 17:23:01 | 1) Name of the substation and Time: At Rajghat(16:00hrs)
2) Name of element tripped/restored: 33KV I/C-II.
3) Relay Annunciation: O/C and E/F.
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230922172049 | 2023/09/22 17:20:50 | 1) Name of the substation and Time: At Rajghat(15:05hrs)
2) Name of element tripped/restored: 33KV I/C-II.
3) Relay Annunciation: O/C and E/F.
4) Details of physically damaged equipment: Y and B phase pole of 33KV GB Pant damaged.
5) Immediate corrective/system normalization steps performed: Discoms asked to C/O load.
6) Any other relevant information: B phase pole of 33KV Bay 12 also damaged.
Regards, Delhi SLDC |
20230922152510 | 2023/09/22 15:25:12 | 1) Name of the substation and Time: At Narela(13:37hrs)
2) Name of element tripped/restored: 220KV Mandola ckt-I.
3) Relay Annunciation: A/R at Narela end.
4) Details of physically damaged equipment: awaited.
5) Immediate corrective/system normalization steps performed: Load taken on 220KV DSIIDC ckts.
6) Any other relevant information: ckt tripped at Mandola end and Narela-Mandola ckt-II is under S/D.
Regards, Delhi SLDC |
20230922152107 | 2023/09/22 15:21:08 | 1) Name of the substation and Time: At Narela(13:12hrs)
2) Name of element tripped/restored: 220KV Panipat ckt-I.
3) Relay Annunciation: R phase triping, 186.
4) Details of physically damaged equipment: R phase jumper of wave trap at Panipat end broken.
5) Immediate corrective/system normalization steps performed: Load taken by other parallel ckt.
6) Any other relevant information: none.
Regards, Delhi SLDC |
20230921141511 | 2023/09/21 14:15:11 | 1) Name of the substation and Time: 220 KV Narela ,at 14:08 Hrs
2) Name of element tripped/restored: 220 KV DSIDC Ckt-II restored at 14:08 hrs
3) Relay Annunciation: -
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: -
6) Any other relevant information: 220 KV DSIDC Ckt-II restored at 14:08 hrs
Regards, Delhi SLDC |
20230921095236 | 2023/09/21 09:52:37 | 1) Name of the substation and Time: 220 KV Narala at 09:31 Hrs
2) Name of element tripped/restored: 220 KV DSIDC ckt-II
3) Relay Annunciation: Zone-I, Ph-C, F/L 1.305KM, Ia-4.52A,Ib-4.48A,Ic-99.69A ,86 C , Start ph-CN ,Activ gr-I 220 KV CVT Disappear at 220 KV DSIDC end
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: -
6) Any other relevant information: No load Effected
Regards, Delhi SLDC |
20230921092213 | 2023/09/21 09:22:14 | 1) Name of the substation and Time: 220kV Narela @ 09:10Hrs
2) Name of element tripped/restored: 220kV Rohtak Road-I charged.
3) Relay Annunciation: na
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230921065404 | 2023/09/21 06:54:06 | 1) Name of the substation and Time: 220kV Narela @ 03:55Hrs
2) Name of element tripped/restored: 220KV Rohtak Road -I tripped at both end.
3) Relay Annunciation: Relay at Narela end: ABC Ph. Trip, Zone-1, 2.765kM , I Fault (B Ph.) = 7.62KA.
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230920173313 | 2023/09/20 17:33:14 | 1) Name of the substation and Time: 220kV Narela @ 17:08Hrs
2) Name of element tripped/restored: 220kV DSIDC -II restored.
3) Relay Annunciation: na
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230920150848 | 2023/09/20 15:08:49 | 1) Name of the substation and Time: 220kV Narela, 14:54 Hrs
2) Name of element tripped/restored: 220kV DSIDC Ckt-II
3) Relay Annunciation: Zone-I, Fault Loaction- 320 m, Ia-4.22A, Ib-4.84A, Ic-23.56A ( CVT disappeared DSIDC end)
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: No load affected
6) Any other relevant information: -
Regards, Delhi SLDC |
20230920131048 | 2023/09/20 13:10:49 | 1) Name of the substation and Time: 220 KV Bawana , 13:02 Hrs
2) Name of element tripped/restored: 220 KV Shalimarg bhag ckt-I Restored at 13:02 Hrs
3) Relay Annunciation: -
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: -
6) Any other relevant information: 220 KV Shalimarg bhag ckt-I Restored at 13:02 Hrs
Regards, Delhi SLDC |
20230920120227 | 2023/09/20 12:02:28 | 1) Name of the substation and Time: 220kV Bawana, 11:25 Hrs
2) Name of element tripped/restored: 220 SMB-I
3) Relay Annunciation: At Bawana:-R-ph trip, Zone-II, 86, Distance-10.3kM, F/C-Ia-10.3kA, Ib-399.7A,Ic-1.136kA, In-8.9KA.
At SMB:- CVT disappeared only
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: At 11:30 Hrs B/C put on and load taken at 220kV RHN-I, Ckt-I and system normalized
6) Any other relevant information: Approx. load affected 103 MW
Regards, Delhi SLDC |
20230918183222 | 2023/09/18 18:32:23 | 1) Name of the substation and Time: 220 kv vasantkunj @18.28
2) Name of element tripped/restored: 66 kv i/c-1
3) Relay Annunciation: na
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230918182316 | 2023/09/18 18:23:17 | 1) Name of the substation and Time: 220KV Vasant Kunj, 18:18Hrs.
2) Name of element tripped/restored: 100MVA-II along with 66KV I/C-II restored
3) Relay Annunciation: Nil
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230918175438 | 2023/09/18 17:54:39 | 1) Name of the substation and Time: 220KV Vasant Kunj, 17:36Hrs.
2) Name of element tripped/restored: 66KV I/C-I tripped
3) Relay Annunciation: R-Phase, O/C and 86
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: 66KV Bus-Coupler charged at 17:42HRS. and supply restored
6) Any other relevant information: Total load effected - 13MW for 6 Minutes
Regards, Delhi SLDC |
20230918164821 | 2023/09/18 16:48:22 | 1) Name of the substation and Time: Peeragarhi
2) Name of element tripped/restored: At 16:37Hrs 50MVAR reactor charged which was under breakdown since 18/08/2023.
3) Relay Annunciation: na
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230918085622 | 2023/09/18 08:56:23 | 1) Name of the substation and Time: At 08:18 HRS
220KV Parkstreet
2) Name of element tripped/restored: 220KV Parkstreet-Devnagar CKT Energized
3) Relay Annunciation: -
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: -
6) Any other relevant information: 220KV Parkstreet-Devnagar CKT Energized
Regards, Delhi SLDC |
20230918054222 | 2023/09/18 05:42:23 | 1) Name of the substation and Time: 220kV Park Street ,04:31 Hrs
2) Name of element tripped/restored: 220kV Dav Nagar
3) Relay Annunciation: At P/ Street End:-O/C-,86,Ia-887 A, Ib-139 A, Ic-120A, In-420 A
At 220kV Dav Nagar:- No tripping (Only CVT Disappeared)
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: Load has been changed over by Discom.
6) Any other relevant information: Approx .40 Mw affected
Regards, Delhi SLDC |
20230917082811 | 2023/09/17 08:28:11 | 1) Name of the substation and Time: At Vasant Kunj(07:00hrs)
2) Name of element tripped/restored: 100MVA-II(220/66KV)
3) Relay Annunciation: Bucholz trip, LLB, 30A.
4) Details of physically damaged equipment: none.
5) Immediate corrective/system normalization steps performed: Load taken by other transformer.
6) Any other relevant information: Informed by Substation staff at 08:15hrs.
Regards, Delhi SLDC |
20230916130910 | 2023/09/16 13:09:11 | 1) Name of the substation and Time: 220 kv PPG @13.07
2) Name of element tripped/restored: 220 KV GEETA COLONY-2
3) Relay Annunciation: NA
4) Details of physically damaged equipment: NA
5) Immediate corrective/system normalization steps performed: NA
6) Any other relevant information: NA
Regards, Delhi SLDC |
20230916121444 | 2023/09/16 12:14:45 | 1) Name of the substation and Time: 220 kv ppg @ 14.01
2) Name of element tripped/restored: 220 kv geeta colony ckt-2
3) Relay Annunciation: y,b ph diss trip ,86
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: no load effected
6) Any other relevant information: inforned operation staff/mtc for line clearnce .
Regards, Delhi SLDC |
20230915233313 | 2023/09/15 23:33:14 | 1) Name of the substation and Time: SOW
2) Name of element tripped/restored: At 21:34Hrs 66KV I/C-4 and 66KV B/C tripped on O/C. R-phase Bus-II jumper of 66KV I/C-4 got broken.
Load affected was approx. 100MW.
Discoms had shifted their load.
At 22:50Hrs 66KV I/C-4 charged on 66KV Bus-I.
3) Relay Annunciation: na
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230915065103 | 2023/09/15 06:51:04 | 1) Name of the substation and Time: 220 KV Mehrauli:-01:18 hrs
2) Name of element tripped/restored: 66 KV I/C-III
3) Relay Annunciation: -
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: 66 KV I/C-III Charged at 01:18 hrs
6) Any other relevant information: -
Regards, Delhi SLDC |
20230914225249 | 2023/09/14 22:52:51 | 1) Name of the substation and Time: 220kV MLI, 20:18 Hrs
2) Name of element tripped/restored: 66kV I/C-I and III with broken of B-Ph bus-I jumper of 66kV I/C-III
3) Relay Annunciation: E/F on 66kV I/C-I and III
4) Details of physically damaged equipment: B-Ph bus-I jumper of 66kV I/C-III ( Broken)
5) Immediate corrective/system normalization steps performed: At 21:12 Hrs 66kV I/C-I charged after shifting bus isolator to Bus-II,
At 21:13 Hrs DMRC Ckt-I charged after shifting bus isolator to Bus-II
At 21:33 Hrs 20 MVA-I charged after shifting bus isolator to Bus-II
6) Any other relevant information: Load affected approx. 135 MW.
Note:-66kV DMRC Ckt-II, 66kV C1 Vasant kunj and 66kV C.Dot Ckt-I could not be charged due to bus isolator problem during shifting from Bus-I to Bus-II.
Regards, Delhi SLDC |
20230914161205 | 2023/09/14 16:12:07 | 1) Name of the substation and Time: At Patparganj(15:42hrs)
2) Name of element tripped/restored: 220KV Geeta Colony-II.
3) Relay Annunciation: E/F, C-N, 86 RYB.
4) Details of physically damaged equipment: none.
5) Immediate corrective/system normalization steps performed: Discoms asked to C/O load.
6) Any other relevant information: No load affected.
Regards, Delhi SLDC |
20230914160959 | 2023/09/14 16:10:00 | 1) Name of the substation and Time: At Patparganj(15:30)
2) Name of element tripped/restored: 220KV Geeta colony ckt-II
3) Relay Annunciation: 86 RYB ,E/F, C-N ,11.94KA.
4) Details of physically damaged equipment: None.
5) Immediate corrective/system normalization steps performed: Discoms asked to C/O load.
6) Any other relevant information: No load affected.
Regards, Delhi SLDC |
20230913131919 | 2023/09/13 13:19:20 | 1) Name of the substation and Time: 220kV DSIDC Bawana,
2) Name of element tripped/restored: 220kV Bawana
3) Relay Annunciation: -
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: At 13:15 charged
6) Any other relevant information: -
Regards, Delhi SLDC |
20230913121711 | 2023/09/13 12:17:12 | 1) Name of the substation and Time: 220kV DSIDC Bawana , 11:30 Hrs.
2) Name of element tripped/restored: 220kV Bawana-I
3) Relay Annunciation: 220kV DSIDC End:-Distance prot, R-Ph zone-I.
220kV Bawana End:- R,Y and B-Ph trip, Zone-1 distance trip
4) Details of physically damaged equipment: -
5) Immediate corrective/system normalization steps performed: At 11:35 Hrs Load has been taken on 220kV Narela
6) Any other relevant information: Approx. load affected 107 MW
Regards, Delhi SLDC |
20230912140208 | 2023/09/12 14:02:15 | 1) Name of the substation and Time: At13:32 HRS
220KV RPH
2) Name of element tripped/restored: 33KV I/C No-1 and 2 with
33KV Buscoupler
3) Relay Annunciation: O/C and E/F both Incomer
4) Details of physically damaged equipment: Monkey jumping
5) Immediate corrective/system normalization steps performed: At 13:52 HRS
System energized and in normal position
6) Any other relevant information: Load affected approx 78MW
Regards, Delhi SLDC |
20230911082658 | 2023/09/11 08:26:59 | 1) Name of the substation and Time: 220 kv masjid moth @08.05 hrs
2) Name of element tripped/restored: 220 kv tuglajkabad ckt-1 along 100 mva tr -3
3) Relay Annunciation: 220 kv tuglajkabad ckt-1 GRV TRIP RELAY
100 MVA TR-3 86 ,TRIP RELAY
33 KV I/C 86
4) Details of physically damaged equipment: NA
5) Immediate corrective/system normalization steps performed: NO LOAD EFFECTED
6) Any other relevant information: Mtc staff checking DC LEAKAGES and restoreation done
20 kv tuglajkabad ckt-1@08.07
100 MVA TR-3 ,@08.15
33 KV I/C @08.15
Regards, Delhi SLDC |
20230911081932 | 2023/09/11 08:19:33 | 1) Name of the substation and Time: 220 kv gopal pur@08.02
2) Name of element tripped/restored: 33 kv incommer -1
3) Relay Annunciation: w/o indication
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: 33 kv bus cxoupler closed .load resotred @08.03 hrs
6) Any other relevant information: na
Regards, Delhi SLDC |
20230910210848 | 2023/09/10 21:08:49 | 1) Name of the substation and Time: 220KV BTPS, 20:56Hrs.
2) Name of element tripped/restored: 220KV Tughlakabad-I charged at 20:53Hrs. and 220KV Okhla-I and 220KV Sarita Vihar-I charged at 20:56Hrs.
3) Relay Annunciation: Nil
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230910191624 | 2023/09/10 19:16:25 | 1) Name of the substation and Time: 220 kv BTPS@18.36
2) Name of element tripped/restored: 220 kv BTPS-TUG CKT-2 @18.36
220 kv BTPS-OKHLA CKT-2 @18.48
220 kv BTPS-srv ckt-2 @18.49
3) Relay Annunciation: na
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230910184558 | 2023/09/10 18:45:59 | 1) Name of the substation and Time: 220 kv gopalpur @18.36
2) Name of element tripped/restored: 33 kv incommer-1
3) Relay Annunciation: na
4) Details of physically damaged equipment: na
5) Immediate corrective/system normalization steps performed: na
6) Any other relevant information: na
Regards, Delhi SLDC |
20230910182827 | 2023/09/10 18:28:28 | 1) Name of the substation and Time: 220KV Okhla, 17:09Hrs.
2) Name of element tripped/restored: Load disappeared on 220KV BTPS-I and II
3) Relay Annunciation: Nil
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: 220KV Bus-Coupler charged at 17:14Hrs. and supply normalised
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230910182232 | 2023/09/10 18:22:33 | 1) Name of the substation and Time: 220KV Gopal Pur, 18:11Hrs.
2) Name of element tripped/restored: 33KV I/C-I tripped
3) Relay Annunciation: E/F
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: 33KV Bus-Coupler charged at 18:13Hrs. and supply normalised
Regards, Delhi SLDC |
20230910181321 | 2023/09/10 18:13:22 | 1) Name of the substation and Time: 220kV Geeta Colony -PPG ckt I Restored at 17:56Hrs
2) Name of element tripped/restored: 220kV Geeta colony -PPG ckt-I
3) Relay Annunciation: NIL
4) Details of physically damaged equipment: NIL
5) Immediate corrective/system normalization steps performed: NIL
6) Any other relevant information: NIL
Regards, Delhi SLDC |
20230910181104 | 2023/09/10 18:11:05 | 1) Name of the substation and Time: 220KV BTPS, 17:09Hrs.
2) Name of element tripped/restored: 220KV Tughlakabad-I and II, 220KV Okhla-I and II, 220KV Sarita Vihar-I and II tripped
3) Relay Annunciation: No relay indication on 220KV Sarita Vihar-I and II, 220KV Tughlakabad-I, RYB Phase, 86A and 86B on 220KV Tughlakabad-II and E/F on 220KV Okhla-I and II
4) Details of physically damaged equipment: Ballabhgarh Ckt-2 RPH-conductor Snapped near wave trap, 110kV Bus Coupler R and
Y Phase Isolator Finger Burned
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Load disappeared on 220KV Ballabhgarh-I and II
Regards, Delhi SLDC |
20230910175159 | 2023/09/10 17:52:00 | 1) Name of the substation and Time: 220KV PPG, 17:33Hrs.
2) Name of element tripped/restored: 220KV Geeta Colony-I tripped
3) Relay Annunciation: RYB Phase, Zone-1, L86, L88 and Fault Location - 2.507Km at PPG end and Zone-1, R-Phase, Y-Phase, Fault Location - 2.93Km, Fault Current, R-Phase - 9.74KA and Y-Phase - 9.173KA at Geeta Colony end
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230910174245 | 2023/09/10 17:42:46 | 1) Name of the substation and Time: 220KV Sarita Vihar, 17:27Hrs.
2) Name of element tripped/restored: 100MVA-III along with 66KV I/C-III restored
3) Relay Annunciation: Nil
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230910173759 | 2023/09/10 17:37:59 | 1) Name of the substation and Time: 220KV Sarita Vihar, 17:09Hrs.
2) Name of element tripped/restored: 100MVA-III along with 66KV I/C-III tripped
3) Relay Annunciation: E/F on 100MVA-III and no indication on 66KV I/C-III
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Load disappeared from 220KV BTPS-I and II
Regards, Delhi SLDC |
20230910164604 | 2023/09/10 16:46:05 | 1) Name of the substation and Time: 220KV Masjid Moth, 16:30Hrs.
2) Name of element tripped/restored: 33KV I/C-III restored
3) Relay Annunciation: Nil
4) Details of physically damaged equipment: Nil
5) Immediate corrective/system normalization steps performed: Nil
6) Any other relevant information: Nil
Regards, Delhi SLDC |
20230910152647 | 2023/09/10 15:27:39 | |