Agra-headquartered PNC Infratech Ltd has emerged as one of the L1 bidders in a tender floated by NHPC Ltd for setting up an ISTS-connected solar power project coupled with energy storage system (ESS).
In a stock exchange filing, PNC Infratech said that in a tender floated by NHPC for “setting up of 1,200-MW ISTS-connected solar power projects with 600 MW/2400 MWh energy storage systems,” the company emerged as one of the L1 bidders.
Quoting a tariff of Rs.3.13 per kwh, PNC Infratech was allotted 300 MW of solar power capacity along with 150 MW/600 MWh of energy storage systems.
The tender was floated under tariff-based competitive bidding (TBCB) mechanism, along with e-reverse auction that was held on July 15, 2025.
As per the tender terms, NHPC as the Renewable Energy Implementing Agency (REIA)) will be the procurer of the power generated.
The solar-cum-BESS project can be set up anywhere in the country, and will need to be commissioned within 24 months from the date of signing of the power purchase agreement, PNC Infratech said in the filing.
NHPC tender
According to information available from independent sources, the NHPC tender in question was floated in October 2024.
As per the terms of the tender, the minimum project size will be 50 MW (with a minimum ESS component of 25 MW/50 MWh) and in multiples of 10 MW thereafter under “Open” category.
The cumulative capacity offered should not exceed 600 MW (with a minimum ESS component of 300 MW/600MWh) without “Greenshoe Option” and 1200 MW (with a minimum ESS component of 600 MW/1200MWh) for a bidder with “Greenshoe Option. However, for projects located in North-Eastern States and Special Category, the minimum quantum of contracted capacity that can be offered by a Bidder shall be 30 MW (with a minimum ESS component of 15 MW/30 MWh).
Information on other potential winners of this tender is awaited.
Featured photograph is for representation only

