Daily News Wrap-Up: Prostarm Wins KTPCL’s 150 MW/300 MWh BESS Auction

Raj Prabhu, CEO at Mercom Capital Group, spoke about the success of Mercom India Renewables Summit 2025

August 21, 2025

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Prostarm Info Systems won Karnataka Power Transmission Corporation’s auction to set up a 150 MW/300 MWh standalone battery energy storage system in the 400 kW Doni substation, Gadag in Karnataka. The company won the entire capacity at a tariff of ₹254,000 (~$2,915)/MW/month, along with the state component for viability gap funding (VGF). Under the VGF funding, Prostarm can receive ₹2.7 million (~$30,990.9)/MW or up to 30% of the capital cost, whichever is lower.

India has the market size, ambition, and momentum to lead, but the work ahead is about more than just hitting targets. It is about planning past 2030, building resilience into manufacturing, closing the skills gap, committing to research and development, and executing at scale. If we can do that, we will not just meet our goals; we will define the global standard for what a clean energy transition can look like. This year’s Mercom India Renewables Summit left no doubt about where India’s renewable energy industry stands, and where it is headed.

Four states sought an extension until December 2025 to implement the Intrastate Transmission System Green Energy Corridor Phase-I (InSTS GEC-I). While Andhra Pradesh, Maharashtra, Gujarat, and Himachal Pradesh have requested a further extension beyond June 2025, Rajasthan, Karnataka, Madhya Pradesh, and Tamil Nadu have completed the implementation of the green energy corridor, Shripad Naik, Minister of State in the Ministry of New and Renewable Energy, told the Lok Sabha. The Minister also shared the details of the state-wise funds approved and released under the program.

Driven by the goals of reducing high electricity expenses from its energy-intensive operations and accelerating its sustainability initiatives, plastic recycler Ganesha Ecosphere has installed a 5 MW rooftop solar power system at its facility in Telangana. Executed by Solluz Energy, the project employs Trina 595 Wp solar modules, Sungrow inverters, and aluminum mounting structures to ensure durability and long-term performance. By offsetting a significant portion of its energy needs, Ganesha Ecosphere expects to achieve annual electricity savings of ₹51.5 million (~$590,179), with a short payback period of 3.5 years.

NTPC Renewable Energy invited bids to supply solar modules for its upcoming 1,200 MW capacity solar projects at the Khavda Renewable Energy Park in the Rann of Kutch, Gujarat. Bids must be submitted by August 28, 2025. Bids will be opened on the same day. The scope of work includes the manufacturing, supply, packing, forwarding, and transportation of the bifacial crystalline silicon modules with a minimum nominal power rating of 570 Wp to the Khavda site. Bidders must have supplied or manufactured at least 200 MW of solar modules or cells within any 12 consecutive months during the last five years. At least one of these orders must have been for 50 MW or higher.

South Africa’s power distribution company, Eskom Holdings, invited bids to offtake 291 MW of power from its solar projects. The tender is a part of Eskom’s Renewable Energy Offtake Program, which was launched to transition away from coal-based power sources. Bidders must bid for the offtake of at least 10 MW of power by signing power purchase agreements (PPAs) for five to 20 years. The energy purchased through the PPA must not exceed the notified maximum demand under the electricity supply agreement.

Norway-based renewable energy solutions provider Scatec posted a revenue of NOK1.31 billion (~$124.76 million) in the second quarter of the financial year 2025, a 26% year-over-year increase from NOK1.17 billion (~$111.43 million). The revenue was driven by lower interest costs, foreign exchange gains, and the divestment of hydropower and the Vietnam-based wind farm earlier in 2025. Terje Pilskog, Chief Executive Officer at Scatec, said, “The Philippines delivered a strong quarter in terms of power production, ancillary services, and financial contribution. Power production reached 106 GWh, which is 67% higher than last year. This is due to strong hydrology with high water levels in the reservoirs at the start of the quarter and good water inflows during this period.”

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