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POWERGRID Board Approves 4,070 Cr. worth of Investments

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Power Grid Corporation of India Ltd. (PGCIL or POWERGRID) has approved investments totalling to Rs. 4,070.98 crore for two transmission projects. This information was shared by the company in a stock filing dated 7th March 2023.

POWERGRID Sanctions 3,546.94 Cr. for Wind & Solar Energy Transmission in Kurnool

PGCIL has approved an investment of Rs. 3,546.94 crore for the development of power transmission system for Kurnool Wind Energy Zone / Solar Energy Zone (Part A and Part B) in Andhra Pradesh. This project is expected to be complete by November 2024.

Scope of Work under Part A of Kurnool Wind / Solar Energy Transmission System Project

Scope of Work under Part A of the aforementioned project comprises development of a pooling substation in Kurnool district (Kurnool-III) with three 1,500 MVA Interconnecting Transformers (ICTs) at the 765 KV/400 KV level, and nine 500 MVA ICTs at the 400 KV/220 KV level. One bus reactor of 330 MVAr capacity for the 765 KV line, and another bus reactor of 125 MVAr capacity for the 400 KV line will also be equipped in this substation. Moreover, fifteen 220 KV line bays will be developed for interconnection with wind projects.

Laying of a 756 KV Double Circuit line about 100 Km in length between Kurnool-III Pooling Station and POWERGRID’s Kurnool (New) substation, and two associated line bays at Kurnool (New) substation is also included in the scope of work of this project.

Scope of Work under Part B of of Kurnool Wind / Solar Energy Transmission System Project

Part B of the transmission system development project in solar and wind energy zones in Kurnool involves the development of 756 KV Double Circuit transmission line of 250 Km length, from Kurnool-III Pooling Station to Maheshwaram substation. Four line bays associated with this line, two at Kurnool-III Pooling station and two at Maheshwaram substation will be developed by PGCIL. Further switchable line reactors of 240 MVAr capacity at both ends of the aforementioned transmission line will also be developed under this project.

PGCIL Earmarks 524.04 Cr. for Eastern Region Expansion Scheme – XXIX

The remaining amount of Rs. 524.04 crore has been approved for the Eastern Region Expansion Scheme-XXIX (ERES-XXIX), which will be commissioned by November 2025.

Scope of Work under ERES-XXIX

As per the 9th meeting of the NCT held on 28th September 2022, scope of work under the ERES-XXIX scheme involves re-conducturing the 400 KV line between Jharsuguda/Sundargarh and Rourkela in Odisha with High-Temperature Low Sag Conductors (HTLS). Bay upgradation at PGCIL’s Rourkela substation also falls under the scope of work of this scheme.

About PGCIL: Power Grid Corporation of India is a state-owned transmission company under the Ministry of Power, Government of India. The Gurgaon-headquartered company owns and operates about 90% of the country’s inter-state and inter-region power transmission facilities. In FY-22 PGCIL reported a revenue of Rs. 42,697.90 crore.