Eskom Tender: PLC Upgrade for Cooling Water Pumps in Mpumalanga

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Description

Duvha Power Station Cooling Water Pumps Control System PLC Upgrade

What this tender is about

Eskom invites small businesses to tender for the Duvha Power Station Cooling Water Pumps Control System PLC Upgrade. This project involves upgrading the control system for cooling water pumps at the Duvha Power Station located in Emalahleni, Mpumalanga. Key requirements include adherence to environmental and safety standards, as detailed in the tender documents. Suppliers must submit a comprehensive quality management plan, including a draft contract quality plan and quality control plans. A briefing session will be held on 15 July 2026. The tender closes on 17 August 2026 at 10:00. Interested parties should review all provided documentation carefully for detailed scope and submission instructions.

Scope of work

• Upgrade of the control system for the six South Cooling Water Pump PLC systems at Duvha Power Station.
• Installation of new S7-1500 PLC systems within existing PLC cabinets.
• Utilisation of existing field cables to the PLC cabinet, with new interposing cables from existing cabinets to the new S7-1500 system.
• Submission of an Environmental Policy aligned with ISO14001:2015 and an environmental aspect and impacts register.(Environmental requirements.docx, section start)
• Submission of a method statement for the installation scope of work.(Environmental requirements.docx, section start)

Important requirements

• Suppliers must submit a Quality Management System (QMS) that meets the requirements outlined in the 'Supplier Quality Management_Returnables Latest catagory 2.xlsx' document, including sections on QMS requirements, evidence of QMS in operation, contract quality plan, and quality control plan.(Supplier Quality Management_Return..., sheet Cover)

How to submit

• Tenders must be submitted by the closing date of 17 August 2026 at 10:00. Specific submission details are not provided in the available documents.

Updates and addenda

• The tender closing date has been extended by 2 weeks from the original date, with the revised closing date now being 17 August 2026.

What is in the documents

• Supplier Quality Management_Returnables Latest catagory 2.xlsx

  This document outlines the requirements for supplier quality management, including different categories of quality systems, scoring criteria, and specific deliverables such as QMS manuals, audit reports, and quality plans. It details how suppliers should prepare and submit their...

• Environmental requirements.docx

  This document specifies environmental requirements for the project, including the submission of an Environmental Policy aligned with ISO14001:2015 and an environmental aspect and impacts register. It also requires a method statement for the installation scope of work.

• Annexure B (Safety) (1) (1) Rev 3.docx

  This annexure details Eskom's Occupational Health and Safety (OHS) requirements for contractors and suppliers. It lists relevant legislation and Eskom standards, outlines responsibilities for OHS management, and includes an acknowledgement form for suppliers to confirm their...

• QUERIES AND RESPONSES 20250731.xlsx

  This document contains questions raised by potential tenderers regarding the PLC upgrade project and Eskom's responses. It clarifies aspects of the scope of work, technical requirements, and project timelines, including an extension of the closing date.

• QUERIES AND RESPONSES 20250805.xlsx

  This document provides further clarifications on the tender, addressing questions related to scope, technical specifications, and subcontracting obligations. It confirms details about the PLC upgrade, existing infrastructure, and required documentation.

• Battery Charger IO.xlsx

  This document provides a functional input/output block diagram for battery charger monitoring, detailing the inputs and outputs associated with the monitoring system.

Tender documents (33)

• ZIPAppendix 1 Limits of Supply and Services.zip
• ZIPAppendix 4 Project Standards.zip
• DOCAnnexure B (Safety) (1) (1) Rev 3.docx
• DOC240-109253302 _ Quality Control Plan or Inspection Test Plan (QCP or ITP) rev 2.docx
• PDF240-105658000 Supplier Quality Management Specification (3).pdf
• XLSQUERIES AND RESPONSES 20250731.xlsx
• and 27 more

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