Gujarat Energy Transmission Corporation Tender for Insulator Replacement with SRI Lines

Gujarat Energy Transmission Corporation Limited invites qualified electrical contractors to participate in a government tender for **replacing conventional insulators with Surge Reflection Insulators (SRI)** on 66kV power lines across the Palanpur circle. This project aims to improve **power transmission safety, reliability, and efficiency** in Gujarat's energy infrastructure. The tender offers an excellent opportunity for experienced firms to supply, install, and commission high-quality insulators, adhering to strict technical standards and safety protocols. The procurement process is structured into multiple stages, with clear deadlines for bid submission, technical evaluation, and award. Bidders must meet specific eligibility criteria, including valid licenses, financial stability, and relevant experience. The project has an estimated cost of Rs. 15,02,283.96, with an EMD of Rs. 15,030. The tender document can be downloaded from the official portal, and participation is encouraged for firms seeking government power sector projects that contribute to Gujarat's energy development and grid strengthening.

Banaskantha, Gujarat
Works
Fee: ₹1,180
₹15.0 Lakh
Power and Energy
ELECTRICAL
EQUIPMENT
INSULATORS

Details

Address:Gujarat Energy Transmission Corporation Limited, Circle Office, Highway Char Rasta, Palanpur – 385 001
Start:October 7, 2025 at 05:20 PM
End:November 4, 2025 at 04:00 PM

Financial

Estimated Bid Value:₹15,02,284.00
EMD Amount:₹15,030.00
Bid Offer Validity:180 Days

Technical

Inspection Required:No

Tender Configuration

Bid Type
Service

Scope of Work

The scope of work includes:

  • Supply of Surge Reflection Insulators (SRI) suitable for 66kV lines.
  • Removal of existing conventional insulators.
  • Installation and commissioning of new SRIs on specified transmission lines.
  • Testing and ensuring the proper functioning of installed insulators.

The process involves the following steps:

  1. Site assessment and preparation.
  2. Procurement of specified insulators as per technical specifications.
  3. Disconnection of old insulators.
  4. Installation of new SRIs.
  5. Conducting testing and quality checks.
  6. Final commissioning and documentation.
Technical Specifications
Voltage Level: 66kV
Insulator Type: Surge Reflection Insulators
Material: High-grade porcelain or composite
Compliance: IS standards for insulators
Quantity: As per Schedule B
All work must adhere to safety standards and Gujarat Energy Transmission Corporation guidelines. Bidders must provide detailed work plans, safety protocols, and timeline schedules as part of their technical proposal.

Technical Specifications

The technical parameters for the insulators are:

ParameterSpecification
Voltage Rating66kV
Insulator TypeSurge Reflection Insulator
MaterialPorcelain or composite
Standard ComplianceIS 731:2015
Mechanical LoadAs per standard specifications
TestingMust pass dielectric and mechanical tests
The installation process involves: 1. Site safety assessment. 2. Disconnection of existing insulators. 3. Mounting of new SRIs. 4. Conducting dielectric and mechanical tests. 5. Final inspection and commissioning.

Financial Requirements

The project has an estimated cost of Rs. 15,02,283.96, with a bid security (EMD) of Rs. 15,030. The financial bid should be submitted as a percentage rate over the Schedule B. Payment terms include:

  • 30% advance on work order issuance.
  • 50% after completion of installation.
  • 20% after successful testing and commissioning.
Cost Breakdown
Material CostRs. X
Labour & InstallationRs. Y
Testing & CommissioningRs. Z
ContingenciesRs. A
All payments are subject to submission of valid invoices and work completion certificates. Bidders must ensure financial compliance and submit detailed cost estimates as part of their commercial bid.

Evaluation Criteria

Bids will be evaluated based on:

CriteriaWeightage
Technical competence and experience50%
Financial bid competitiveness30%
Compliance with eligibility criteria20%
Minimum thresholds include: - ✓ 80% score in technical evaluation. - ✓ Valid and complete documentation. - ✓ Price competitiveness within the specified range.

Evaluation factors include quality of work, experience, financial stability, and adherence to technical specifications. Bidders must meet all eligibility criteria to qualify for final scoring.

Categories

ELECTRICAL
EQUIPMENT
INSULATORS

Industry & Sector Information

Primary Industry

Power and Energy

Sectors

Power Sector
Public Infrastructure

Related Industries

Electrical Equipment
Construction & Infrastructure
Public Sector Projects

Target Audience

Electrical contractors with government experience
Power infrastructure companies
Electrical equipment suppliers
Construction firms specializing in power projects
Energy sector service providers

Tender Documents

1 Document
PTC CM1 N 2025 66kv SRI replacement.pdfTENDER_DOCUMENT

Click to purchase access

Tender Stages

Tender Stages

stage nameevaluation dateminimum forms for submission
PRELIMINARY STAGE04-11-2025 16:050
TECHNICAL STAGE04-11-2025 16:100
COMMERCIAL STAGE04-11-2025 16:150

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Frequently Asked Questions

This tender aims to replace conventional insulators with Surge Reflection Insulators (SRI) on various 66kV power transmission lines in the Palanpur circle. The project enhances power transmission reliability, safety, and efficiency in Gujarat’s energy infrastructure. Bidders are expected to supply, install, and commission the specified insulators, ensuring compliance with technical standards and safety protocols.

Eligible bidders must be approved electrical contractors registered with GETCO in the appropriate class, possessing valid Electrical Contractor License, GST Registration, and Bank Solvency Certificate. They should have experience in similar projects, submit Income Tax Returns for the last three years, and provide necessary legal and technical documents such as partnership deeds or POA. Bidders must also demonstrate financial stability and technical capability, including a list of tools and tackles.

The insulators must be 66kV Surge Reflection Insulators, made of high-grade porcelain or composite materials, and compliant with IS 731:2015 standards. They should withstand specified mechanical loads and pass dielectric and mechanical tests. The technical parameters include:

Parameter Specification
Voltage Rating 66kV
Material Porcelain or composite
Standards IS 731:2015
Testing Dielectric & mechanical tests

Proper installation and testing are essential for ensuring operational safety and durability.

The bidding process involves downloading tender documents, submitting bid fee and EMD online, uploading technical and commercial documents, and participating in bid opening. Key deadlines include:

Event Date Details
Bid Start 07-10-2025 17:20 Bidding opens
Bid End 04-11-2025 16:00 Last date for submissions
Technical Evaluation 04-11-2025 16:10 Evaluation of technical bids
Commercial Bid Opening 04-11-2025 16:15 Opening of commercial bids

Bidders must adhere strictly to these timelines to ensure their participation is considered.

Bids will be evaluated based on technical competence (50%), price competitiveness (30%), and eligibility compliance (20%). The minimum technical score required is 80%. Factors considered include experience, technical capability, financial stability, and adherence to specifications. The evaluation process ensures transparency and fairness, with the final award made to the highest-scoring eligible bidder meeting all criteria.