| GRID SUBSTATIONS | ||||
| Sl No. | Name of Grid Sub-Station | Transformation capacity | Total Transformation Capacity (MVA) | Name of Zone |
| A-1 |
400 kV Class G/S/S |
NIL | NIL | |
| 1 | Patratu (400/220 KV) | 2 x 315 MVA = 630 MVA | 630 | Trans. Zone-V, Hazaribagh |
| A-2 |
220 kV Class G/S/S |
|||
| 1 | Ramchandrapur (220/132/33KV) | 3 x 150 MVA = 450 MVA 2 x 50 MVA = 100 MVA |
550 | Trans. Zone-III, Jamshedpur |
| 2 | Chandil | 4 x 100 MVA = 400 MVA | 400 | Trans. Zone-III, Jamshedpur |
| 3 | Hatia - II | 3 x 150 MVA = 450 MVA | 450 | Trans. Zone-I, Ranchi |
| 4 | Lalmatia (220/132/33KV) | 1 x 100 MVA = 100 MVA (1x20) MVA + 2 x 50 MVA = 120 MVA |
220 | Trans. Zone-II, Dumka |
| 5 | Dumka(Madanpur) | 2 x 150 MVA = 300MVA | 300 | Trans. Zone-II, Dumka |
| 6 | Ulijhari (Chaibasa) (220/132/33KV) | 2 x 150 + 2x50 MVA = 400MVA | 400 | Trans. Zone-III, Jamshedpur |
| 7 | Govindpur (220/132/33KV) | 2 x 150 + 2x50 MVA = 400MVA | 400 | Trans. Zone-V, Hazaribagh |
| 8 | Godda (220/132/33KV) | 2 x 150 + 2x50 MVA = 400MVA | 400 | Trans. Zone-II, Dumka |
| 9 | Garhwa (220/132 KV) | 2 x 150 MVA = 300MVA | 300 | Trans. Zone-IV, Daltonganj |
| 10 | Jasidih (220/132/33KV) | 2 x 150 + 2x50 MVA = 400MVA | 400 | Trans. Zone-II, Dumka |
| 11 | Giridih (220/132/33KV) | 2 x 150 + 2x50 MVA = 400MVA | 400 | Trans. Zone-II, Dumka |
| 12 | Itkhori (Chatra) (220/132/33KV) | 2 x 150 + 2x50 MVA = 400MVA | 400 | Trans. Zone-V, Hazaribagh |
| 13 | Ratu (Burmu) (220/132/33KV) | 2 x 150 + 2x50 MVA = 400MVA | 400 | Trans. Zone-I, Ranchi |
| A-3 |
132 kV Class G/S/S | |||
| 1 | Hatia-I | 4 x 50 MVA = 200 MVA | 200 | Trans. Zone-I, Ranchi |
| 2 | Namkum | 4 x 50 MVA = 200 MVA | 200 | Trans. Zone-I, Ranchi |
| 3 | Kamdara | 1 x 20 + 2x50 MVA = 120 MVA | 120 | Trans. Zone-I, Ranchi |
| 4 | Garhwa | 1 x 20 + 3 x 50 MVA = 170 MVA | 170 | Trans. Zone-IV, Daltonganj |
| 5 | Manique | 3 x 50 MVA = 150 MVA | 150 | Trans. Zone-III, Jamshedpur |
| 6 | Golmuri | 3 x 50 MVA = 150 MVA | 150 | Trans. Zone-III, Jamshedpur |
| 7 | Adityapur | 4 x 50 MVA = 200 MVA | 200 | Trans. Zone-III, Jamshedpur |
| 8 | Rajkharsawn | 1x20 + 1 x 50 MVA = 70 MVA | 70 | Trans. Zone-III, Jamshedpur |
| 9 | Golkera | 2 x 20 = 40 MVA | 40 | Trans. Zone-III, Jamshedpur |
| 10 | Kendposi | 2 x 20 = 40 MVA | 40 | Trans. Zone-III, Jamshedpur |
| 11 | Noamundi | 1x20 + 2 x 50 MVA = 120 MVA | 120 | Trans. Zone-III, Jamshedpur |
| 12 | Jadugoda | 2 x 20 + 1x 50 MVA = 90 MVA | 90 | Trans. Zone-III, Jamshedpur |
| 13 | Dalbhumgarh | 3x 50 MVA = 150 MVA | 150 | Trans. Zone-III, Jamshedpur |
| 14 | Jamtara | 1 x 20 + 2x50 MVA = 120 MVA | 120 | Trans. Zone-II, Dumka |
| 15 | Deoghar | 3x50 MVA = 150 MVA | 150 | Trans. Zone-II, Dumka |
| 16 | Gumla | (2x20) MVA = 40 MVA | 40 | Trans. Zone-I, Ranchi |
| 17 | Japla | 2 x 20 MVA = 40 MVA | 40 | Trans. Zone-IV, Daltonganj |
| 18 | Latehar | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-IV, Daltonganj |
| 19 | Daltonganj | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-IV, Daltonganj |
| 20 | Dumka | 3 x 50 MVA = 150 MVA | 150 | Trans. Zone-II, Dumka |
| 21 | Lohardagga | 3 x 50 MVA = 150 MVA | 150 | Trans. Zone-I, Ranchi |
| 22 | Kanke | 3 x 50 MVA = 150 MVA | 150 | Trans. Zone-I, Ranchi |
| 23 | Pakur | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-II, Dumka |
| 24 | Sahebganj | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-II, Dumka |
| 25 | Chakradharpur | 2 x 20 MVA = 40 MVA | 40 | Trans. Zone-III, Jamshedpur |
| 26 | Madhupur | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-II, Dumka |
| 27 | Tamar | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-I, Ranchi |
| 28 | Simdega | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-I, Ranchi |
| 29 | Chaibasa-II | 1 x 25 + 1x50 MVA = 75 MVA | 75 | Trans. Zone-III, Jamshedpur |
| 30 | Manoharpur | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-III, Jamshedpur |
| 31 | Patratu | 1 x 50 MVA = 50 MVA | 50 | Trans. Zone-V, Hazaribagh |
| 32 | Mango | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-III, Jamshedpur |
| 33 | Chitra | 1 x 20 MVA + 1 x 50 MVA = 70 MVA | 70 | Trans. Zone-II, Dumka |
| 34 | Rajmahal | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-II, Dumka |
| 35 | Khunti | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-I, Ranchi |
| 36 | Jamua | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-II, Dumka |
| 37 | Saria | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-V, Hazaribagh |
| 38 | Bahragora | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-III, Jamshedpur |
| 39 | Meral | 2 x 50 MVA = 100 MVA | 100 | Trans. Zone-IV, Daltonganj |
| Total | 9885 | |||
| Transmission Lines | ||||
| Sl No. | Name of Transmission Lines | Length of transmission line | Remarks | |
| Length (KM) | Circuit Length (KM) | |||
| A. 400 kV Class TL | ||||
| 1 | 400 kV TTPS-P.T.P.S. charged on 220 kV | 70 | 70 | |
| 2 | 400 kV TTPS-Biharshariff | 110 | 110 | 110 kms (80 kms in Jharkhand and 30 kms in Bihar) |
| 3 | 400 kV Bero (PG)-Patratu | 49 | 98 | Commissioned on 29.12.2021 |
| Sub Total of 400 kV Class TL (A) | 229 | 278 | ||
| B. 220 kV Class TL | ||||
| 1 | 220 kV P.T.P.S.-Chandil (D/C) | 146 | 292 | Both circuit enter in 220/132 kV Hatia II Grid Sub-Station and one circuit enter at Chandil bus via PGCIL (Namkum). Other circuit from Chandil to Hatia Grid. Circuit in operation at 132 kV voltage level. |
| 2 | 220 kV Chandil-Ramchandrapur (S/C) | 30 | 30 | |
| 3 | 220 kV Chandil-STPS (S/C) | 28 | 28 | Length of Jharkhand portion. |
| 4 | 220 kV Ramchandrapur-Power Grid (D/C) | 1 | 2 | |
| 5 | 220 kV Ramchandrapur-Joda (S/C) | 125 | 125 | |
| 6 | 220kV P.T.P.S. - Bodhgaya D/C & S/C line | These lines were handed over to J.S.E.B. in 2003-04. Presently in abandoned condition due to theft of towers, conductors & line materials. | ||
| 7 | 220kV Hatia - Lohardagga trans. line (D/C) | 60 | 120 | Presently charged at 132 kV on 14.10.2007 |
| 8 | 220kV Lohardagga-Latehar trans. line (D/C) | 56 | 112 | Commissioned on 30.09.2013. |
| 9 | 220kV Latehar - Daltonganj trans. line (D/C) | 65 | 130 | Commissioned on 21.11.2013. |
| 10 | 220kV Dumka - Rupnarayanpur trans. line (D/C) | 74 | 148 | Commissioned on 23.07.2015. |
| 11 | 220kV Chaibasa - Chaibasa trans. line (D/C) | 1 | 2 | Commissioned on 16.11.2015 |
| 12 | 220kV Ramchandarpur-Chaibasa trans. line (D/C) | 40 | 80 | Commissioned on 24.08.2017 |
| 13 | LILO of 220kV D/C Ramchandrapur - Joda TL (Diversion Line) | 2.92 | 5.84 | |
| 14 | 220kV D/C Link Line Daltonganj - Garhwa TL (Daltenganj END) | 3.273 | 6.546 | Commissioned on 03.11.2017 |
| 15 | 220 KV D/C Govindpur – Dumka transmission line | 101.54 | 203.088 | Commissioned on 26.09.2019 |
| 16 | 220 KV D/C Hatia – Namkum (PGCIL) transmission line | 33.42 | 66.834 | Commissioned on 17.12.2019 |
| 17 | 220 KV D/C Godda – Lalmatia transmission line | 22.24 | 44.484 | Commissioned on 04.03.2020 |
| 18 | 220 KV D/C Daltonganj (PG) – Garhwa transmission line | 91.00 | 182 | Commissioned on 18.08.2020 |
| 19 | 220 KV D/C Dumka – Jasidih transmission line | 74.30 | 148.6 | Commissioned on 18.08.2020 |
| 20 | 220 KV D/C Jasidih – Giridih transmission line | 77.00 | 154 | Commissioned on 18.08.2020 |
| 21 | 220 KV D/C Dumka – Godda transmission line | 71.00 | 142 | Commissioned on 18.08.2020 |
| 22 | 220 KV D/C TTPS – Govindpur transmission line | 90.56 | 181.12 | Commissioned on 04.11.2021 |
| 23 | 220 KV D/C Chatra – Latehar transmission line | 108.00 | 216 | Commissioned on 05.10.2021 |
| 24 | 220 KV D/C Ratu – Patratu transmission line | 31.50 | 63 | Commissioned on 29.12.2021 |
| Sub Total of 220 kV Class TL (B) | 1332.76 | 2482.51 | ||
| C. 132 kV Class TL | ||||
| 1 | 132 kV P.T.P.S.-Hatia (D/C) | 43 | 86 | |
| 2 | 132 kV Hatia-Sikidiri (S/C) | 46 | 46 | |
| 3 | 132 kV Hatia-Namkom (S/C) | 28 | 28 | |
| 4 | 132 kV Namkom-Sikidiri (S/C) | 34 | 34 | |
| 5 | 132 kV Hatia-Sikidiri 3rd Std. (S/C) | 46 | 46 | |
| 6 | 132 kV Sikidiri-PH-I (S/C) | 1 | 1 | |
| 7 | 132 kV Sikidiri-PH-II (D/C) | 7 | 14 | |
| 8 | 132 kV Hatia-H.E.C. (D/C) | 8 | 16 | |
| 9 | 132 kV Hatia-Kamdara (S/C) | 60.5 | 60.5 | |
| 10 | 132 kV Kamdara-Gumla (S/C) | 62 | 62 | |
| 11 | 132 kV Rajkharsawan-Goelkera (S/C) | 38.5 | 38.5 | |
| 12 | 132 kV Rajkharsawan-Kendposhi (S/C) | 57 | 57 | |
| 13 | 132 kV Rajkharsawan-Adityapur (S/C) | 36 | 36 | |
| 14 | 132 kV Rajkharsawan-Chandil (S/C) | 34.5 | 34.5 | |
| 15 | 132 kV Kendposhi-Joda (S/C) | 42 | 42 | |
| 16 | 132 kV Kendposhi-Noamundi (S/C) | 26 | 26 | |
| 17 | 132 kV Goelkera-Rourkela (S/C) | 68.5 | 68.5 | |
| 18 | 132 kV Chandil-Golmuri (D/C) | 30 | 60 | |
| 19 | 132 kV Chandil-Adityapur (S/C) | 16 | 16 | |
| 20 | 132 kV Golmuri-Jadugoda (S/C) | 22.5 | 22.5 | |
| 21 | 132 kV Golmuri-Salgajhari (S/C) | 4 | 4 | |
| 22 | 132 kV Dalbhumgarh-Musabani (D/C) | 10 | 20 | |
| 23 | 132 kV Ramchandrapur-Adityapur (D/C) | 8.3 | 16.6 | |
| 24 | 132 kV Pipri – Sonenagar transmission line | 178 | 356 | 106 KM in Jharkhand, 34 KM in Bihar. |
| 25 | 132 kV Dumka-Lalmatia trans. line (D/C) | 96 | 192 | |
| 26 | 132 kV Lalmatia-Sahebganj trans. line (D/C) | 51 | 102 | |
| 27 | LILO of 132 kV Sonenagar - Rihand trans. line at Japla | 5 | 10 | |
| 28 | 132 kV D/C Dumka - Deoghar transmission line | 68 | 136 | |
| 29 | 132 kV D/C Dumka - Pakur transmission line | 85.474 | 170.948 | Commissioned on 25.01.2011 |
| 30 | 132 kV D/C Lohardagga - Gumla transmission line | 62 | 124 | Commissioned on 30.05.2013. |
| 31 | LILO of 132 kV Hatia - PTPS trans. line at Kanke GSS | 5 | 10 | Commissioned on 15.07.2013. |
| 32 | 132 kV D/C Jamtara - Madhupur transmission line | 54.26 | 108.52 | Commissioned on 10.02.2016 |
| 33 | LILO of 132 kV Hatia - Chandil trans. line at Tamar GSS | 1.5 | 3 | Commissioned on 27.02.2016 |
| 34 | 132 KV D/C Jadugora - Dalbhumgarh | 31.19 | 62.38 | Commissioned on 29.03.2017 |
| 35 | 132 KV D/C Simdega-Manoharpur transmission line | 94.95 | 189.9 | Commissioned on 15.03.2018 |
| 36 | 132 KV D/C Manoharpur - Chaibasa transmission line | 95.077 | 190.154 | Commissioned on 11.05.2018 |
| 37 | 132kV D/C Dumka - Dumka Link Line TL | 0.74 | 1.48 | Commissioned on 30.06.2015 |
| 38 | 132kV D/C Dumka - Pakur Link Line TL | 0.7 | 1.4 | Commissioned on 23.07.2015 |
| 39 | LILO of 132kV S/C Rajkharsawan - Goelkere Link line at Manoharpur | 1.38 | 2.76 | Commissioned on 25.05.2016 |
| 40 | 132kV D/C Link Line 220 kV Hatai - 132 kV Hatia link Line TL | 1.16 | 2.32 | Commissioned on 28.06.2016 |
| 41 | LILO of 132kV S/C Chandil - Golmuri at Mango (Mono pole) | 1 | 2 | Commissioned on 29.06.2017 |
| 42 | 132kV S/C Hatia - Sikidri TL (Sikidri end - B to C to D Portion) | 41.39 | 41.39 | Commissioned on 25.09.2017 |
| 43 | 132kV LILO line from loc. No. 78 of Hatia - Sikidri 3rd ckt at Namkum | 17.31 | 34.62 | Commissioned on 25.09.2017 |
| 44 | 132 KV, D/C, 3 Phase LILO of Jamtara - Deoghar at Chitra | 1 | 2 | |
| 45 | 132kV S/C Jamtara - Deoghar TL | 72 | 72 | |
| 46 | 132kV S/C Deoghar - Mithon TL | 30 | 30 | |
| 47 | 132kV D/C Daltonganj (PG) - Daltonganj (JUSNL) Link Line TL | 22.86 | 45.72 | |
| 48 | 132kV D/C Pakur - Rajmahal Transmission Line | 64.7 | 129.4 | Commissioned on 02.11.2018 |
| 49 | 132kV D/C Khunti - Tamar Transmission Line | 62.296 | 124.592 | Commissioned on 14.08.2019 |
| 50 | 132kV D/C Deoghar - Jasidih Transmission Line | 4.1 | 8.2 | Commissioned on 22.12.2018 |
| 51 | 132kV D/C Madhupur - Jasidih Transmission Line | 37.2 | 74.4 | Commissioned on 04.09.2019 |
| 52 | 132kV D/C Ramchandrapur - Jadugora Transmission Line | 46.7 | 93.4 | Commissioned on 10.10.2019 |
| 53 | 132kV D/C Gumla - Simdega Transmission Line | 80 | 160 | Commissioned on 03.03.2020 |
| 54 | 132kV D/C Giridih - Jamua Transmission Line | 23 | 46 | Commissioned on 18.08.2020 |
| 55 | 132kV D/C Giridih - Saria Transmission Line | 42 | 84 | Commissioned on 18.08.2020 |
| 56 | 132 kV D/C 3 phase Garhwa – Garhwa (132 kV) trans. line. | 43 | 86 | Commissioned on 18.08.2020 |
| 57 | 132 kV D/C 3 phase Sahebganj – Rajmanal (132 kV) trans. line. | 32.49 | 64.98 | Commissioned on 11.09.2020 |
| 58 | 132 kV D/C 3 phase Bahragora – Dalbhumgarh (132 kV) trans. line. | 32 | 64 | Commissioned on 29.12.2020 |
| Sub Total of 132 kV Class TL (C) | 2213.277 | 3660.664 | ||
| Grand Total (A+B+C) of TL | 3775.033 | 6421.18 | ||