WBSEDCL Invites Bids for 50 MW Solar Plus 40 MWh BESS in Purulia
West Bengal State Electricity Distribution Company has invited bids to develop a 50 MW solar PV plant integrated with a 10 MW/40 MWh BESS in Purulia, with 12 years of operation and maintenance. Bid submission ends on November 17, 2026.
October 14, 2026. By Mrinmoy Dey
The scope of work includes design, engineering, procurement, supply, installation, construction, testing and commissioning of the solar and BESS plant. Bidders must also provide comprehensive operation and maintenance (O&M) for 12 years.
Bidders must deposit INR 5 crore as an earnest money deposit (EMD).
The last date for submission of bids is November 17, 2026. The techno-commercial bids will be opened on November 19, 2026.
Bidders must ensure net minimum guaranteed generation of 78 MU/year for the first year after final commissioning and at a reducing rate of 0.8 percent per year for subsequent years of plant life.
The BESS plant must maintain at least 95 percent availability and a minimum AC-DC-AC round-trip efficiency of 83 percent at the metering point, including auxiliary losses, up to the end of the 12th year of the O&M period.
To be eligible, the bidder must have executed grid-connected solar PV projects in the past five years, meeting at least one of these criteria: one project of 25 MW AC or more, two projects of at least 15 MW AC each, or three projects of at least 10 MW AC each. The solar projects must have been operational for at least one year before bid submission.
The bidder must also have supplied, installed and commissioned grid-connected BESS installations with a cumulative capacity of at least 20 MWh, including at least one installation rated at 2 MW or higher. These projects must have been executed in the past five years and operational for at least six months before bid submission.
As for financial eligibility, the bidder must have a MAAT of at least INR 75 crore in the preceding three financial years. They must also have positive net worth in each of the last three financial years. The bidder must have a minimum working capital equivalent to INR 75 crore, based on the immediately preceding financial year.
Additionally, the bidder must have successfully completed power sector projects meeting any one of the following criteria: one project worth at least INR 125 crore, two projects worth at least INR 100 crore each, or three projects worth at least INR 75 crore each.
please contact: contact@energetica-india.net.
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