NTPC Vidyut Vyapar Nigam (NVVN), a wholly-owned subsidiary of NTPC, has issued tenders for the selection and discovery of the lowest rates for rate contracts for the engineering, procurement, and construction (EPC) of grid-connected rooftop solar systems of various capacities on government and private buildings.

The scope of work covers the design, engineering, supply, construction, erection, testing, and commissioning, preliminary visual assessment of the roof, water arrangements, electricity, security, and determining optimal capacity to set up the rooftop solar systems.

Bidders must operate and maintain the rooftop solar systems for ten years.

The validity of the selection/empanelment of rate contracts at the lowest (L1) rates will be nine months, with a provision for an extension of three months.

Bidding will be carried out for all capacities in 15 zones across India. The discovered price, including operation and maintenance O&M charges and GST, in a particular zone will be multiplied by a discount factor of 0.96 to arrive at the price.

Only Class-I and Class-II local suppliers can participate in this tender.

Tender 1

The last date to submit the bids is October 10, 2024. Bids will be opened on October 11.

Bidders submitting tenders for a capacity of 10 to 50 kW must pay a bid security of ₹2 million (~$23,905).

Tender 2

The last date to submit the bids is October 14, 2024. Bids will be opened on October 15.

Bidders submitting tenders for a capacity above 1,000 kW must pay a bid security of ₹2 million (~$23,905).

Tender 3

The last date to submit the bids is October 10, 2024. Bids will be opened on October 11.

Bidders submitting tenders for a capacity of 51-200 kW must pay a bid security of ₹1 million (~$11,953).

Tender 4

The last date to submit the bids is October 14, 2024. Bids will be opened on October 15.

Bidders submitting tenders for a capacity of 201-1,000 kW must pay a bid security of ₹1 million (~$11,953).

In August, NVVN issued a tender for 7.131 MW grid-connected rooftop solar projects at various locations of the central armed forces and the departments under the Ministry of Home Affairs Zone 1 in Bihar and Jharkhand.

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