Kathara Colliery Transformer Repair, Maintenance, and Bushing Replacement Services

This tender, Reference Number KTC/PE/EnM/2026-27/54, issued by Central Coalfields Limited, Project Engineer (EnM) at Kathara Colliery, invites qualified bidders for essential repair, maintenance, and replacement works on electrical equipment. Specifically, the scope of work involves the servicing of WTI (Winding Temperature Indicator) and OTI (Oil Temperature Indicator), as well as the changing of bushing insulators with studs and various other necessary spare parts. These critical components are integral to the functioning of a 1 MVA, 11KV/3.3KV transformer located at the Regional Sub-Station of Kathara Colliery. This is an open tender for electrical and maintenance works, with a stipulated Earnest Money Deposit (EMD) of ₹5,500. Interested parties are advised that the tender documents will be available for download from 12:00 PM on November 6, 2026, until 06:00 PM on November 16, 2026. Bids can be submitted starting from 12:00 PM on November 6, 2026, with the final submission deadline set for 06:00 PM on November 16, 2026. The bid opening will take place at 10:00 AM on November 17, 2026. The work is to be executed at the Project Engineer (EnM) office, within the premises of the PO, Kathara Colliery.