Charged with the responsibilities of providing electricity, the vital input for industrial growth in the resource-rich Damodar Valley region, DVC over the last 60 years has developed a big and robust transmission network consisting of 132 KV and 220 KV grids. DVC grids operated in unison with the Eastern Regional grid through 132 KV and 220 KV Tie lines. All the power stations and Sub-stations of DVC are connected with the DVC grids. DVC power consumers are provided supply at 33 KV, 132 KV and 220 KV pressure.

DVC Transmission Lines in service at a Glance

State

Transmission line length in CKm

220 KV

132 KV

Jharkhand

798

2238

West Bengal

536

1177

TOTAL

1334

3415


Interconnecting Tie Lines with DVC Network

Tie-line

Voltage

Other Utility

Length (CKm)

D/C DTPS-Bidhannagar

220KV

WBSEB

34.52

S/C Jamshedpur-Joda

220 KV

GRIDCO

135.00

D/C Kalyanewai-Pithakari

220 KV

PGCIL

13.5

D/C Parulia-Parulia

220 KV

PGCIL

2.00

S/C CTPS-STPS*

220 KV

WBSEB

12.64

S/C Barhi-Biharsarif

132 KV

JSEB

95.00

S/C Barhi-Rajgir

132 KV

JSEB

80.00

S/C Maithon-Sultanganj

132 KV

JSEB

107.60

S/C Ramgarh-PTPS

132 KV

JSEB

30.40

D/C Patratu-PTPS

132 KV

JSEB

20.00

S/C Chandil-Manique

132 KV

JSEB

3.00

D/C DTPS-DPL*

132 KV

DPL

22.00

S/C Kolkaghat-Kolaghat

132 KV

WBSEB

3.00

S/C Kharagpur-Kharagpur

132 KV

WBSEB

1.00

S/C Purulia-Purulia

132 KV

WBSEB

0.00

* Out of service.

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DVC Sub-stations in Service (Nos.) at a Glance

 

Substations in nos.

State

220 KV

132 KV

Jharkhand

4

12

West Bengal

6

21

TOTAL

10

33

Transmission & Distribution Projects

  A.     Renovation & Augmentation of existing infrastructure:

  • Transformer capacity augmentation - 2 nos. 80 MVA at Giridih and 1 no. 80 MVA at CTPS- completed.
  • Augmentation of 33 KV power supply to WBSEB at Belmuri Substation - completed.
  • Reconductoring of D/C 132 KV Putki-Nimiaghat lines - completed.
  • Reconductoring of D/C 132 KV Bokaro-Konar-Barhi lines - almost completed.
  • Reconductoring of  132 KV Putki-CTPS lines.
  • Replacement of 25 MVA Transformers for Railway supply- 1 no. each at Patherdih, Ramkanali and Koderma and 2 nos. at Kumardhubi.
  • Retrofitting of Protection Relays (Phase-II).

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B.     New Projects under construction:

  • 220/132/33 KV Barjora Substation: 220/33 KV infrastructure developed and in service since 06.01.06 - Creation of 220/132 KV infrastructure is in progress.
  • 220 KV D/C MTPS-Durgapur line - completed.
  • 220/132/33 KV Dhanbad Substation and allied works of LILO of 220 KV CTPS-Kalyaneswari D/C lines at Dhanbad Substation.
  • Diversion of D/C 220 KV DTPS-Parulia, 132 KV DTPS-Kalipahari and 132 KV DTPS-CTPS lines at Durgapur Steel Project area.
  • 132/33 KV Jamuria Substation and allied LILO of 132 KV CTPS-DTPS line at Jamuria Substation.
  • D/C 220 KV MTPS-Gola line extension upto 220 KV Ramgarh Substation.
  • 33 KV Koderma Receiving Station.
  • 33 KV BIADA Receiving Station at Bokaro and allied 33 KV CTPS-BIADA line.

 C. New Projects being taken up for construction:

  • 220/132/33 KV Substation at Gola Substation.
  • 220/132/33 KV Uluberia Substation.
  • 220/132/33 KV Giridih Substation.
  • 220 KV D/C LILO of BTPS-Jamshedpur at Gola Substation and extension upto Ramgarh Substation.
  • 132/33 KV Poradih Substation.
  • Construction of 220 KC D/C Dhanbad-Giridih and Koderma-Giridih lines and D/C 132 KV Govindpur-Dhanbad.
  • 400 KV power evacuating lines from Durgapur Steel Project and Raghunathpur Project.

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