Railways Issues Tender for Rooftop Solar Projects Across its Facilities in West Bengal

The Eastern Railway has issued a tender to install 1.5 MW of grid-connected rooftop solar systems without battery energy storage across multiple sites. The locations include Liluah sorting yard coaching complex, Tikiapara coaching complex, electric multiple unit (EMU) car shed, electric loco shed, and diesel shed in Howrah, West Bengal.

The project’s estimated cost is ₹72.54 million (~$935,728). The project must be completed within four months of receiving the work order.

The last day to submit the bids is June 21, 2022. Bids will be opened on June 27.

Bidders must furnish an earnest money deposit of ₹512,700 (~$6,613).


Bidders must use modules with monocrystalline or polycrystalline silicon solar cells connected in series. They must supply a solar grid-connected string inverter and a data logger, transferring data to a remote service platform for data storage and analysis displayed in various visual and graphical formats.

Bidders must supply aluminum module mounting structure, array junction box, inverter interfacing panel, fire-resistant DC cables, and fire-resistant AC cables of suitable length per site requirement for interconnecting panels, array, junction box, and solar inverter system. They must also supply automatic or semi-automatic solar panel cleaning bots with dry waterless cleaning.

They must have completed three similar works costing a minimum of 30% estimated project cost each, two similar works costing a minimum of 40% estimated project cost each, or one similar work costing a minimum of 60% estimated project cost during the last seven years.

As per the latest audited financial statements, bidders must have an average annual turnover of ₹15 million (~$193,492).

REMC Limited, a joint venture of Indian Railways and RITES Limited, has invited bids to select solar project developers to set up 50 MW of ground-mounted solar projects on land belonging to private owners or farmers near the traction substations at 25 kV connectivity in Uttar Pradesh and Madhya Pradesh.

Last September, REMCL issued a notice inviting tender to enroll agencies or consultants to set up solar projects.

Earlier, REMCL had invited bids to develop 210 MW of grid-connected solar projects under the domestic content requirement category on vacant railway land.

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