Topsun Energy has emerged as the winner of POWERGRID Corporation of India’s (POWERGRID) engineering, procurement, and construction auction for a 2.1 MW off-grid solar project with an associated 300 kW/1,200 kWh battery energy storage system. The project will be implemented at the voltage source converter–high voltage direct current station in Pang, Ladakh. The project has an estimated contract value of Rs 96.3 million.
According to the tender guidelines, the scope of work covers the design, engineering, procurement, and supply of equipment and materials, along with testing at the manufacturer’s works. It also covers erection, testing, and commissioning of the solar plus storage project. The scope further encompasses the delivery of supply of DC/DC converters, solar management unit, solar inverters, power conditioning units, energy management system, supervisory control and data acquisition, along with a weather monitoring station. The tender was floated earlier in May 2025.
Earlier this month, Powergrid Bhadla Sikar Transmission, a wholly owned subsidiary of POWERGRID commissioned an inter-state transmission system (ISTS) in Rajasthan.
