Tender for Overhauling 25 MVA Transformer at Utran Gas Power Station Gujarat

• Conduct a detailed inspection of the existing transformer to identify oil leakage points and other faults.
• Drain and remove existing transformer oil for analysis and disposal.
• Repair or replace faulty components, seals, and gaskets to prevent future leaks.
• Refill the transformer with high-quality insulating oil, ensuring proper filling procedures.
• Perform comprehensive testing including insulation resistance, turns ratio, and oil dielectric strength.
• Conduct on-site commissioning tests to verify operational stability.

1. Mobilize skilled technical team and equipment.
2. Execute inspection and fault diagnosis.
3. Carry out oil leakage repairs and component replacements.
4. Conduct testing and quality assurance.
5. Complete final commissioning and documentation.

Key deliverables include detailed inspection reports, repaired transformer with oil leakage addressed, testing certificates, and final commissioning report.

Sequential Process:

1. Inspection and fault diagnosis.
2. Oil drainage and analysis.
3. Repair and component replacement.
4. Oil refilling and sealing.
5. Testing and commissioning.

The estimated budget for this transformer overhaul project ranges between ₹20 lakh to ₹30 lakh, inclusive of all material, labor, and testing costs. Bidders must submit a detailed cost breakdown in their price bid, covering:

• Material costs
• Labor charges
• Testing and certification fees
• Any additional expenses

Payment terms are linked to project milestones, with 30% advance upon contract signing, 40% after completion of repairs and testing, and 30% post final acceptance. All payments will be made through bank transfer upon submission of valid invoices and certification documents.