# SUPPLY AND DELIVERY OF A 1MVA MINI SUBSTATION (RMU) TO LETHABO POWER STATION ON A ONCE-OFF BASIS

> This tender closed on 2026-08-20.

- **Reference:** E3339GXGPLET
- **Issuer:** [Eskom - Generation](https://za.bidwunder.com/tenders/issuer/eskom-generation.md)
- **Region:** Free State
- **Type:** Open tender
- **Published:** 2026-08-06
- **Closing date:** 2026-08-20 10:00 SAST
- **Sectors:** [Electricity and gas](https://za.bidwunder.com/tenders/sector/D35.md), [Electrical equipment](https://za.bidwunder.com/tenders/sector/C27.md), [Machinery](https://za.bidwunder.com/tenders/sector/C28.md)

## Summary

#### Overview
**Supply and delivery of a 1MVA Mini Substation (RMU) to Lethabo Power Station on a one-off basis.** The procurement was issued by Eskom - Generation and classified as a Works tender for on-site supply/installation of a high-voltage RMU at Lethabo PS (once-off). The original submission deadline was 2026-08-20 08:00. The attached cancellation letter indicates the tender has been cancelled, with a new invitation to tender for calibration, service and ad hoc maintenance of the RMU to be published on the Eskom Tender Bulletin and E-Portal. Bidders should be electrical/ HV engineering and substation specialists familiar with Eskom OHS requirements and Section 37(2) agreements; bidders should also expect to address OHS documentation, risk assessments and COID registrations if/when a new invitation is issued.

#### Requirements
- Compliance with Eskom OHS specifications and high-risk activities requirements (LFMS048 Rev 6; including 32-520 risk assessment, 32-136 health and safety requirements, lifesaving rules).
- Section 37(2) agreement between Eskom and the main contractor (and with appointed contractors) to be retained in the OHS file.
- Valid COID Letter of Good Standing and up-to-date OHS documentation; baseline risk assessment; health and safety plan; OHS policy signed by CEO; OHS competency (CVs/qualifications).
- Costing for OHS elements itemised (training, PPE, safety equipment, etc.).
- Contractor management provisions for supervising and auditing subcontractors as part of OHS compliance.
Documents referenced include: LFMS048 OHS Specification, Annexure B (Acknowledgement), Annexure C1 (OHS Tender Evaluation). (See: Tender documents (23 files).zip, LFMS048-OHS Specification-High Risk Activities.pdf, Annexure B Eskom Acknowledgement Form.docx, Annexure C1 OHS Tender Evaluation...).

#### How to Apply
- Status: Tender cancelled; a new invitation will be published for calibration, service and ad hoc maintenance of the RMU (see Tender Cancellation Letter Template - 1MVA MINI SUBSTATION_.pdf).
- Original submission deadline: 2026-08-20 08:00 (no current submission due to cancellation).
- Documents to complete/submit in a future call likely to include: Baseline OHS Risk Assessment (32-520), Health and Safety Plan, costing for OHS, COID LoG, OHS policy, CVs/competencies, section 37(2) agreements, and Eskom-induction related requirements (Annexures B/C1). See attachments: LFMS048-OHS Specification-High Risk Activities.pdf; Annexure B Eskom Acknowledgement Form.docx; Annexure C1 OHS Tender Evaluation (High risk).docx; Tender Cancellation Letter Template - 1MVA MINI SUBSTATION_.pdf; Tender documents (23 files).zip).
- Where to obtain bid documents: https://tenderbulletin.eskom.co.za/webapi/api/Files/DownloadAll?TENDER_ID=95896 (Tender documents (23 files).zip) and related annexes. (Tender Cancellation Letter Template - 1MVA MINI SUBSTATION_.pdf)
- Briefing/mandatory sessions: not specified in the available metadata. Pre-qualification requirements (CIDB, tax clearance) are not explicitly listed here beyond OHS and statutory obligations.

## Description

SUPPLY AND DELIVERY OF A 1MVA MINI SUBSTATION (RMU) TO LETHABO POWER STATION ON A ONCE-OFF BASIS

SUPPLY AND DELIVERY OF A 1MVA MINI SUBSTATION (RMU) TO LETHABO POWER STATION ON A ONCE-OFF BASIS

Tender Office Location: LETHABO POWER STATION

## Documents

- Tender documents (23 files).zip
- Tender documents (1 files).zip

Documents download with a free BidWunder account.

## Published on

- [Eskom Tender Bulletin](https://tenderbulletin.eskom.co.za/tender/95896)

More open tenders: https://za.bidwunder.com/tenders.md

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> Source: https://za.bidwunder.com/tenders/supply-and-delivery-of-a-1mva-mini-substation-rmu-to-lethabo-power-station-on-a-eed5ce11