Servicing of Transformers, Repair of Oil Leaks 2026

Servicing of Transformers, Repair of Oil Leaks 2026

Tender Details

• Tender Title: Appointment of Service Provider for Servicing of Transformers, Repair of Oil Leaks and Maintenance of T3 and K3 Switchgear (Re-advert)

• Tender Number: SCM/TSW/10/2025–2026 (READVERT)

• Tender Type: Request for Bid (Open Tender)

• Client / Department: Tswelopele Local Municipality

• Province: Free State

• Evaluation Method: 80/20 Preference Point System (PPPFA)

Tender Locations

• Bultfontein

• Hoopstad

• Primary Address Reference: 1 Bosman Street, Bultfontein, 9670

Tender Overview

Tswelopele Local Municipality invites suitably qualified and experienced electrical service providers to submit bids for the servicing of transformers, repair of oil leaks, and maintenance of T3 and K3 switchgear at substations located in Bultfontein and Hoopstad.

The objective of this tender is to ensure safe, reliable, and compliant power distribution infrastructure by maintaining critical electrical equipment, extending asset lifespan, and reducing operational risks.

Scope of Work

The scope of work includes, but is not limited to:

• Servicing of electrical transformers

• Repair of oil leaks on transformers and associated switchgear

• Maintenance of T3 and K3 switchgear

• Testing and sampling of transformer oil

• Switching, isolation, and restoration procedures

• Provision of transport and logistical support for personnel and equipment

Technical Requirements

The bidder must provide:

• Qualified personnel, including:

  • CVs and proof of relevant qualifications

  • Trade test certificates and professional certifications

• Testing and maintenance equipment, with proof of ownership or rental agreements, including:

  • Primary and secondary injection test sets

  • High-voltage testing and diagnostic equipment

• A detailed project methodology, including:

  • Work plan and timelines

  • Resource allocation

• Compliance with environmental legislation, including:

  • National Environmental Management Act (NEMA)

  • National Environmental Management: Waste Act (NEMWA)

• Compliance with Occupational Health and Safety Act, including:

  • Safety agreements

  • Risk assessments and site safety controls

• Proof of:

  • Municipal rates and taxes compliance

  • Tax clearance

  • Financial stability

Skills & Capability Requirements

The successful service provider must demonstrate:

• Project Managers with at least 5 years’ experience in transformer and switchgear servicing

• Qualified electrical artisans with:

  • Trade tests

  • ORHVS certification for HV, MV, and LV maintenance

• Skilled personnel experienced in:

  • Transformer oil testing and sampling

  • Electrical inspection and diagnostic testing

• Availability of:

  • Field service vehicles (proof of ownership or lease required)

  • Testing equipment such as HV line phase comparators and injection sets

• Strong knowledge of:

  • Electrical safety standards

  • Environmental and occupational health legislation

Evaluation Criteria

Bids will be evaluated in accordance with the Supply Chain Management Policy of Tswelopele Local Municipality:

• Stage 1: Administrative Compliance (Returnable Documents)

• Stage 2: Functionality

• Stage 3:

  • Price – 80 points

  • Specified Goals – 20 points (Race, Gender, Disability, Youth)

Important Dates

• Closing Date: Friday, 13 February 2026

• Closing Time: 12:00

• Briefing Session: Not required

Enquiries

• Contact Person: Mr TJ Matyesini

• Email: matyesin@gmail.com

• Telephone: 051 853 1111

Additional Notes

• This is a re-advertised tender; previous non-compliant bidders may reapply if requirements are now met.

• Tender documents are available via www.etenders.gov.za

• Late or non-compliant submissions will not be considered.

• This summary is AI-generated; bidders must rely on official tender documents for full and binding requirements.

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