Gujarat Power Sector Tender for Overhauling and Oil Filtration of 6.6kV/433V Transformers

The scope of work includes:

• Overhauling of transformers with ratings of 6.6kV/433V, 2000 KVA, 1600 KVA, and 400 KVA at Gandhinagar TPS.
• Oil filtration and cleaning to remove contaminants and ensure optimal transformer performance.
• Painting and surface protection to prevent corrosion and extend equipment lifespan.
• Attending to oil leaks and other operational issues.
• Conducting safety checks and testing post-maintenance to verify transformer integrity.

Key deliverables include:

• Complete overhauling and cleaning of specified transformers.
• Replacement or repair of faulty components.
• Certification of transformer safety and performance.

Sequential process:

1. Site inspection and assessment.
2. Drainage and removal of old oil.
3. Oil filtration and cleaning.
4. Mechanical repairs and surface painting.
5. Leak attending and sealing.
6. Testing and certification.
7. Final handover and documentation.

The technical specifications include:

Sequential procedures:

1. Site assessment.
2. Drain old oil.
3. Filter and clean transformer oil.
4. Mechanical repairs and surface painting.
5. Attend to oil leaks.
6. Conduct electrical and safety testing.
7. Certification and handover.

The project budget ranges from INR 10 lakh to INR 50 lakh, covering all activities including labor, materials, equipment, and testing. Payment terms are as follows:

• 30% advance upon contract signing.
• 40% after completion of oil filtration and mechanical repairs.
• 30% after successful testing and certification.

Bidders must submit a detailed cost breakdown in their financial bid, ensuring transparency and compliance with tender guidelines. All financial proposals should be valid for at least 180 days from the bid submission date.