Western Coalfields Limited Transformer Repair & Rewinding Tender 1000 KVA 11/3 KV Penganga OCM 2026

Bidders must submit technical bids demonstrating HV transformer repair capability, safety certifications, GST and PAN, experience certificates, and financial statements. The scope is on-site repair/rewinding of a 1000 KVA transformer with a potential 25% scope variation. Ensure compliance with safety standards and prepare submission per terms.

Required documents include GST certificate, PAN, experience certificates in HV transformer work, financial statements, any EMD submission, technical bid detailing repair capabilities, and OEM authorizations if applicable. Prepare on-site safety and HV handling certifications for submission.

Scope covers winding restoration, insulation testing, coil rewinding, and core tightening. The transformer rating is 11 KV primary and 3.3 KV secondary. On-site work at Penganga OCM with emphasis on electrical safety, high-voltage handling, and post-repair testing to ensure rated output.

Delivery schedule is defined in the work order; however, the contract allows up to 25% variation in scope or duration at award. Bidders should plan for on-site rehabilitation with milestone testing and commissioning per site conditions.

Payment terms are not specified in the data. Vendors should anticipate standard government service terms with milestone-based payments upon successful completion of testing, handover, and acceptance at Penganga OCM, pending final contract negotiations.

Applicants should demonstrate HV transformer repair/rewinding experience, including on-site rehabilitation, insulation testing, and safety compliance. Financial capability to undertake a ₹199,420 scope is expected, along with relevant certifications.

While specific standards are not listed, bidders should propose IS/IEC-compliant safety procedures, high-voltage handling practices, and electrical testing protocols. Ensure documentation includes safety management and quality assurance processes for transformer rehab.

Bidders must account for potential scope or duration increases up to 25% at contract issue and post-award with the service provider’s consent. Plan pricing and resource allocation to cover possible expansion in work scope.