Design and supply of power transformer cores and shunts for ESKOM rotek industries — 5-Year nec3 supply contract

Each KPI is scored 0 or 1: 0 where the document is not submitted or fails to meet the minimum requirements, 1 where it is submitted and meets them.

Returnable documents for the environmental evaluation:

• Annexure B: signed acknowledgement of Eskom's SHE rules and requirements.
• Environmental Management Plan for the scope of work.
• Environmental (or SHE/SHEQ) policy signed by the company owner, CEO or MD.
• ISO 14001 Environmental Management Standard certificate.
• High-risk work only: detailed environmental management costing, and CVs and qualifications or certificates for environmental competency roles.
• Medium and high-risk work only: identification of environmental aspects and impacts, with methodology and controls.

Scoring: each KPI is scored 0 or 1 — 0 where the document is not submitted or does not meet the minimum requirements, 1 where it is submitted and meets them. The total score determines an outcome of Approved or Not Approved.

Part A KPIs:

• Annexure B signed and attached (pre-requisite).
• Environmental Management Plan meeting the minimum content for the applicable risk category.
• High risk only: detailed environmental management costing.
• Medium and high risk only: identification of environmental aspects and impacts.
• All: environmental (or SHE/SHEQ) policy signed by the owner, CEO or MD.
• High risk only: environmental competency (CVs and qualifications).

Part B KPIs:

• Annexure B signed and submitted.
• ISO 14001 Environmental Management Standard certificate.

Scope: design and supply of transformer cores and shunts over a five-year period.

Environmental obligations are graded by risk category (low, medium or high); the category determines the depth of the Environmental Management Plan and the supporting submissions required.

High-risk work only: bidders must submit a detailed, itemised costing for environmental management across the scope of work. A lump sum is not acceptable.

Mandatory environmental compliance:

• Annexure B: signed acknowledgement of Eskom's SHE rules and requirements must be attached to the bid (pre-requisite).
• ISO 14001 Environmental Management Standard certificate required.
• Environmental (or SHE/SHEQ) policy signed by the company owner, CEO or MD, committing to environmental compliance obligations and environmental duty of care.
• Environmental Management Plan required for the scope of work, with content set by the risk category (low, medium or high).
• Medium and high risk: identification, assessment and control of activities with environmental impact, including the methodology and the controls to be applied.
• High risk: environmental management structure with professionally registered environmental resources, method statements for activities with significant impacts, environmental competency, training and appointments, and environmental communication and awareness.
• High risk: CVs and qualifications or certificates for Environmental Officer, Environmental Control Officer and incident investigators.

Design and supply of transformer cores and shunts for a period of 5 years.

Returnable documents: evidence supporting each scored item in the functionality scoring sheet must be submitted with the tender. Failure to submit adequate documentary proof for any item results in a zero score for that item.

Technical evaluation is conducted in two stages:

• Functionality: minimum threshold 60%.
• Site visit: weighting 10%.
• Overall minimum threshold across both stages: 70%.

Scoring sheet comprises eight weighted criteria, maximum 260 points:

1. Design/evaluation capability for core (weight 10%) — evidence: core specification, material specification evaluation, loss evaluation, flux density, all core types. Performance levels: Not Capable / Partially Capable / Fully Capable.
2. Core size capability (weight 20%) — list of core sizes manufactured (MVA): 0–10, 10–40, 40–80, and above.
3. Design/manufacturing capability of core/shunt clamping structures (weight 10%) — experience with examples and analysis. Levels: None / Partial manufacturing capability only / Full manufacturing capability.
4. Delivery condition (weight 20%, verified during site visit) — levels: nothing submitted / partially assembled core plate stacks / fully assembled core together with clamping structures.
5. Shunt manufacture (weight 10%, verified during site visit) — levels: nothing submitted / simple banded shapes / complex non-rectangular or irregularly shaped winding shapes; full list of examples/designs required.
6. Number of years supplying cores to South African manufacturers (weight 10%) — levels: never to 1 year / longer than 1 up to 5 years / longer than 5 up to 10 years / longer than 10 years; provide list of orders/projects and OEMs involved.
7. Site visit (weight 10%) — suitability of design, manufacture and equipment: Unsuitable / Marginally acceptable / Acceptable / Excellent.
8. Delivery time from task order (weight 10%) — levels: less than 5 weeks / less than 6 up to 5 weeks / less than 7 up to 6 weeks / less than 8 up to 7 weeks / longer than 8 weeks.

Final score = sum of (Actual points / Max possible points) x Weighting %.

Scope: design and supply of transformer cores and shunts for a period of 5 years.

Core size capability: must be able to manufacture cores up to 80 MVA and above.

Delivery condition: fully assembled core together with clamping structures is the highest performance level.

Shunt manufacture: capability for complex non-rectangular or irregularly shaped winding shapes is the highest performance level.

Site visit will be conducted to verify conditions of design, manufacture and equipment.

Minimum functionality/qualifying score: 70% overall across the two stages.

Technical evaluation is conducted in two stages: Functionality (minimum threshold 60%) and Site Visit (weighting 10%). Bidders must achieve an overall minimum threshold of 70% across both stages. The functionality scoring sheet comprises eight weighted criteria with a maximum of 260 points: (1) Design/evaluation capability for core (weight 10%) — evidence: core specification, material specification evaluation, loss evaluation, flux density, all core types; scored Not Capable / Partially Capable / Fully Capable. (2) Core size capability (weight 20%) — list of core sizes manufactured (MVA): 0–10, 10–40, 40–80, and above. (3) Design/manufacturing capability of core/shunt clamping structures (weight 10%) — experience with examples and analysis; levels: None / Partial manufacturing capability only / Full manufacturing capability. (4) Delivery condition (weight 20%, verified during site visit) — levels: nothing submitted / partially assembled core plate stacks / fully assembled core together with clamping structures. (5) Shunt manufacture (weight 10%, verified during site visit) — levels: nothing submitted / simple banded shapes / complex non-rectangular or irregularly shaped winding shapes; full list of examples/designs required. (6) Number of years supplying cores to South African manufacturers (weight 10%) — levels: never to 1 year / longer than 1 up to 5 years / longer than 5 up to 10 years / longer than 10 years; provide list of orders/projects and OEMs involved. (7) Site visit (weight 10%) — suitability of design, manufacture and equipment: Unsuitable / Marginally acceptable / Acceptable / Excellent. (8) Delivery time from task order (weight 10%) — levels: less than 5 weeks / less than 6 up to 5 weeks / less than 7 up to 6 weeks / less than 8 up to 7 weeks / longer than 8 weeks. Final score = sum of (Actual points / Max possible points) x Weighting %. Evidence must be submitted with the tender for each item; failure to provide adequate documentary proof results in a zero score for that item.

Returnable documents:

• Annexure B (Acknowledgement Form for Eskom SHE Rules and other Requirements): must be signed by an authorised person (CEO/Director/Managing Director) and witnessed, acknowledging receipt and understanding of the SHE requirements and the consequences of non-compliance.

Bidders must sign the acknowledgement form as an authorised person (CEO/Director/Managing Director) and confirm understanding of the SHE requirements and consequences of non-compliance.

The main supplier must demonstrate the process and selection criteria used when appointing contractors and suppliers, and provide notification to Eskom before appointing them for work commencement.

Financial penalties apply to the main supplier for non-conformances (identified for the main supplier and/or its sub-contractor and/or supplier) pertaining to Eskom and/or statutory SHE requirements. All employees (contractors/suppliers) must undergo relevant Eskom induction and company induction.

Compliance with Eskom SHE requirements is mandatory:

• Eskom contractor Health and Safety requirements standards 32-136
• SHE specification provided
• Occupational Health and Safety Act
• Mine Health and Safety Act (where applicable)
• Compensation for Occupational Diseases and Illnesses Act
• National Environmental Management Act

After contract award, the supplier must align company processes to Eskom's SHE requirements (policies, procedures, standards).

Mandatory SHE compliance documents include Eskom contractor Health and Safety requirements standards 32-136, the provided SHE specification, Occupational Health and Safety Act, Mine Health and Safety Act (where applicable), Compensation for Occupational Diseases and Illnesses Act, and National Environmental Management Act. After contract award, the supplier must fully align company processes to Eskom's SHE requirements (policies, procedures, standards). Work stoppages due to SHE issues do not warrant financial compensation claims against Eskom.

Contractor management obligations:

• Demonstrate to Eskom the process and selection criteria for appointing contractors and suppliers.
• Notify Eskom before appointing contractors or suppliers for work commencement.
• Ensure contractors and suppliers have adequate resources and competencies.
• Remain accountable for contractors and suppliers complying with legal and Eskom requirements during contract execution.
• Monitor contractor and supplier SHE compliance through audits and assessments.
• Provide grounds for termination of work done by contractors and suppliers.
• Deal with non-conformances/non-compliance by contractors or suppliers (all tiers) directly with the main supplier, subject to performance and penalty processes.
• Eskom may verify compliance and request testimonials/references and contact details of clients (including Eskom) for similar previous work.

Eskom representative: Annah Serite

Date issued: 31 March 2026

Returnable documents (Category 4 – Quality Requirements):

• ISO 9001 certification (Option 1) or documented QMS evidence (Option 2) as per Section A.
• Section B: Evidence of QMS in operation, including organisation chart, responsibility matrix, control of externally provided processes, internal audit report, certification audit report (not older than 12 months), and management review records.
• Section C: Draft Contract Quality Plan specific to the scope (Ref ISO 10005).
• Section D: Draft/example of an Inspection and Test Plan (ITP) or Quality Control Plan (QCP) for similar work.
• Section E: Form A completed and signed.

All required documents must be submitted with the bid; failure to provide them may affect evaluation.

Evaluation is based on Category 4 Quality Requirements deliverables, with an indicator = 1 for each applicable item. Scores are allocated per section as follows:

• Section A (QMS): Option 1 (certified ISO 9001) or Option 2 (documented QMS) – score 3.
• Section B (Evidence of QMS in operation): score 2.
• Section C (Contract Quality Plan): score 0.
• Section D (Quality Control Plan/ITP): score 0.
• Section E (User-defined requirements): score 1.

Total possible score: 6. The bidder must meet the quality requirements to be evaluated; no minimum qualifying score is stated.

Design and supply transformer cores and shunts for a period of 5 years.

Scope includes design, supply, and delivery of transformer cores and shunts.

Quality requirements per specification 240-105658000.

Method statement template reference: 240-126469599.

Contract quality plan reference: 240-109253698.

Quality control plan reference: 240-109253302.

Quality management requirements include:

• ISO 9001 certification (Option 1) or documented QMS (Option 2).
• Quality policy and objectives approved by top management.
• Control of documented information (Clause 7.5).
• Control of nonconforming outputs (Clause 8.7).
• Nonconformity and corrective action (Clause 10.2).
• Internal audit (Clause 9.2).
• Organisation chart and responsibility matrix.
• Control of externally provided processes, products, and services (Clause 8.4).
• Internal management system audit report.
• Certification audit report not older than 12 months.
• Management review meeting records.
• Draft Contract Quality Plan (Ref ISO 10005).
• Draft ITP or QCP for similar work.
• Form A completed and signed.

Quality Management System (QMS) compliance is mandatory:

• Option 1: Valid ISO 9001 certification by an accredited body, with scope defined and relevant.
• Option 2: Documented QMS that complies with ISO 9001, including quality policy, objectives, control of documented information, nonconforming outputs, corrective action, and internal audit.

Evidence of QMS in operation is required (Section B).

No other compliance requirements (e.g., CSD, tax, B-BBEE) are stated in this document.

Quality requirements are evaluated per Category 4. Section A (QMS) offers two options: Option 1 (certified ISO 9001) or Option 2 (documented QMS). Section B requires evidence of QMS in operation. Section C requires a draft Contract Quality Plan. Section D requires a draft ITP/QCP. Section E requires Form A completed and signed. Scores are allocated per section as listed.

The source document is the Eskom eTendering System Suppliers Help Manual, which explains how to register and submit bids electronically. It does not contain the tender specification for transformer cores and shunts.

For system problems, contact the buyer responsible for the published tender. No specific contact details are provided in the source document.

Submission is electronic only via the Eskom eTendering system.

• Access: https://eTendering.eskom.co.za
• Registration: a CSD number is required to register; registration must be verified by email and OTP sent to the registered cellphone and email.
• Upload: documents must be uploaded under the correct category (technical, commercial, finance, etc.).
• File limits: each file up to 50MB; total of all files up to 900MB.
• Finalise: click "Finalize Submission" then "Finalise and Close Submission" to complete the bid.
• Confirmation: an email with the submission ID is sent after finalisation; keep it for enquiries.
• Closing time: 30 October 2026 at 11:00.

No evaluation criteria are stated in the source document. The document is a system help manual, not the tender specification.

The tender is for the design and supply of transformer cores and shunts for a period of 5 years. No further technical specifications are provided in the source document.

A CSD number is required to access the eTendering system and submit a bid.

OHS returnable documents — submit with the bid, completed and signed:

• Valid COIDA letter of good standing.
• ISO 45001 certificate, or certification of an equivalent OHS management system.
• OHS policy signed by the chief executive officer.
• Baseline Risk Assessment covering the tender scope, signed.
• OHS acknowledgement letter signed by management.
• Supplier's OHS management system documentation, aligned to the tender specification and methodology.

No submission channel, address, copy count or closing time is stated in this annexure.

OHS evaluation of the tenderer, recorded on the OHS tender evaluation form:

• The work is classified as low OHS risk.
• Each returnable OHS item is assessed and recorded as recommended or not recommended.
• The tenderer's OHS management system is assessed for alignment with the tender specification and methodology.
• The Baseline Risk Assessment is assessed for coverage of the tender scope.

No price, functionality or preference point split is stated in this annexure.

Scope of the OHS assessment:

• Applies to the full scope of work and methodology set out in the tender specification.
• The Baseline Risk Assessment submitted by the tenderer must cover that scope of work.
• The tenderer's OHS management system must be auditable and aligned to the tender specification and methodology.

OHS compliance items required from the tenderer:

• Valid COIDA letter of good standing.
• ISO 45001 certification, or a certified equivalent OHS management system.
• OHS policy signed by the chief executive officer.
• Signed Baseline Risk Assessment covering the tender scope.
• Signed OHS acknowledgement letter from management.
• Suppliers, consultants and contractors must comply with the applicable OHS Act requirements.
• The OHS management system must be auditable and aligned to the tender specification and methodology.

OHS requirements for this tender (low OHS risk classification):

• Valid COIDA letter of good standing must be submitted.
• ISO 45001 certification, or certification of an equivalent OHS management system, must be submitted.
• OHS policy signed by the chief executive officer must be submitted.
• Baseline Risk Assessment covering the tender scope must be signed and submitted.
• OHS acknowledgement letter signed by management must be submitted.
• The supplier's OHS management system must be auditable and aligned to the tender specification and methodology.
• Suppliers, consultants and contractors must comply with the applicable OHS Act requirements.
• The OHS tender evaluation form records each item as recommended or not recommended.

Returnable document

• A completed Method Statement is required, submitted on the prescribed template.
• Cover fields to complete: tender/RFQ title, supplier representative full name, compiler's designation, compiler's contact number, date, client division/business unit, and tender/RFQ or contract number.
• Origination, review and approval sign-off fields must be completed where applicable.

Method statement content required

• Scope of work as described in the contract/RFQ works information, with the relevant reference document number and discipline noted.
• Two to three SMART objectives linked to the scope outputs.
• How customer needs are identified and communicated to affected personnel.
• Skills, competencies, training and authority needed to deliver the scope.
• PPE required to execute the work.
• Tools, equipment and infrastructure needed, including testing and measurement to be performed.
• The organisation's mission, vision and values.
• Risks to delivering the scope and the actions planned to minimise and mitigate them.
• How gaps in business processes are identified and efficiency and effectiveness improved.
• Data to be collected from the contract and analysed to support future decision-making.
• Stakeholders affected by the product or service, their impact level (low, medium, high) and how they will be addressed; whether outsourcing is involved and how suppliers are identified, selected, evaluated and monitored.

Bidders must comply with the Occupational Health and Safety Act 1993 and its regulations, the National Environmental Management Act 1998, the National Environmental Management: Waste Act 2008, the Mine Health and Safety Act 1996, the COID Act 1993, the National Road Traffic Act 1996, and all relevant national, provincial and municipal legislation.

Bidders must comply with Eskom's normative standards, including 32-296, 32-727, 32-726, 240-62196227, 32-529, 32-520, 32-418, 32-345, 32-123, 32-95, 32-37, 32-245, 32-477, 32-524, 32-407, 32-1112, 32-1113, 32-1034, 240-62946386, 240-44175038, and 240-46569633.

Bidders must be registered with the SACPCMP in the appropriate professional category for construction project management, construction management, and construction health and safety.

Where Construction Regulation 8(5) requires, a competent construction health and safety officer, registered with a statutory body approved by the Chief Inspector, must be appointed in writing.

A valid Medical Certificate of Fitness, issued by an occupational health practitioner registered with the Health Professions Council of South Africa (valid for one year), is required where medical surveillance applies.

A signed section 37(2) agreement under the OHS Act is mandatory. Joint venture partners must each be signatories and remain liable for their own contraventions.

Eskom is committed to safeguarding contractors and the environment from operational risks, aligning with its Safety, Health, Environmental and Quality Policy.

This standard establishes minimum legislative and organisational health and safety requirements for contractors, with the goal of achieving 'Zero Harm'.

Contractors are responsible for executing work safely, ensuring the health and safety of their employees and the public, and preventing environmental damage.

All contractors and their employees must comply with applicable occupational health and safety legislation and Eskom's policies and procedures.

This standard applies to all Eskom and subsidiary employees engaged in contract work for Eskom.

The client or agent is responsible for informing contractors of any document revisions they must adhere to.

This document becomes effective upon signature, with implementation monitoring commencing six months later.

Normative references include ISO 9001, Eskom SHE procedures, Life-Saving Rules Standard, and relevant South African legislation (OHS Act, NEMA). Informative references include public safety and asbestos handling procedures.

Key definitions include: Agent, Baseline Risk Assessment, Client, Competent Person, Contractor, Construction Work, Construction Vehicle, Duty of Care to the Environment, Employee, Employer, Environment, Fall Protection Plan, Hazard, Hazard Identification, Health and Safety File, Health and Safety Specification, Health and Safety Requirements, Life-Saving Rules, Medical Certificate of Fitness, Medical Surveillance, Method Statement, Risk Assessment, and Toolbox Talks.

Roles and Responsibilities:

• Group Chief Executive: Overall responsibility and liability for health and safety.
• Project Managers: Manage project activities, resources, and ensure health and safety coordination.
• Contractor Health and Safety Officers: Must be competent and registered where required.
• Contractors: Must comply with OHS Act and Eskom requirements, and ensure their employees comply.
• Employees: Responsible for their own health and safety and that of colleagues.
• Construction Professionals: Must be registered with SACPCMP.
• Joint Ventures: Each partner must fulfil SHE requirements and sign section 37(2) agreements.

Statutory and non-statutory appointments must comply with legislative requirements and Eskom Standard 32-296. All appointments must be included in the health and safety file.

Material and equipment must meet manufacturer and legislative health and safety standards. Reclaimed material must be safe for use. Health and safety factors must be considered for post-contract use.

Risk assessments are mandatory to identify hazards and implement controls. They must be updated, and high-risk work requires written safe work procedures. Method statements document safe work practices.

Record Keeping: All project records must be maintained per legislation and Eskom requirements. SHE files are required for the project duration, open to audit, and handed over upon completion.

A disciplinary process is required for addressing employee transgressions.

Life-Saving Rules: Zero tolerance for serious at-risk behaviours, including: Open, Isolate, Test, Earth, Bond and/or Insulate before Touch; Hook up at Heights; Buckle Up; Be Sober; Ensure Permit to Work. Violations lead to disciplinary action.

Incident Investigation: All incidents must be investigated per OHS Act and Eskom Procedure 32-95. Injuries must be reported to the Department of Labour. Use the General Administrative Regulation Annexure 1 form as a minimum.

Training: Employees must receive adequate training for their tasks, including induction.

Health and Safety Communication: Utilise various methods (posters, videos, newsletters) for effective communication.

Contractor Site Facilities: Must be provided to protect the public and workers.

Public Safety: Contractors must protect the public from risks associated with Eskom's activities.

Emergency Preparedness: Measures must be in place for fire, heat, and smoke protection, complying with legislation and policies.

Occupational Health and Hygiene: Medical fitness assessments are required. Occupational hygiene addresses workplace hazards causing illness or injury.

Transport/Mobile Plant Equipment: Construction vehicles and mobile equipment must be operated safely by competent drivers. Passenger transport in light delivery vehicles requires proper seating and seat belts.

Hazardous Materials/Chemicals Management: Purchases must be from compliant suppliers. Local by-laws and SANS standards apply.

Machinery, Tools, and Equipment: Must be used safely and comply with legislation.

Explosive-Powered Tools: Require extreme caution and specially trained operators.

Lifting Equipment: Governed by OHS Act regulation 18.

Working at Heights: Precautions must be taken to prevent falls, including fall arrest systems. Floor and wall openings require protection.

Excavations and Tunnelling: Must comply with Construction Regulation 13, with attention to air quality and confined space risks.

Barricading: Must be adequate to prevent unauthorised removal and protect against hazards.

Demolition Work: Must be conducted safely with appropriate precautions.

Substance Abuse: Must be managed to maintain operational integrity.

Statistical Reporting: Monthly OHS statistics (incidents, manpower, man-hours) are required for monitoring.

Housekeeping: Good housekeeping is essential for safety.

Workplace Signage and Colour Coding: Used for hazard communication.

Personal Protective Equipment (PPE): Must be of high standard and effective.

SHE Specification, Plan, and File: A SHE specification must be applied by all contractors. The SHE plan details omitted issues. The SHE file is maintained and handed over upon completion.

Hours of Work: Must be managed to prevent fatigue.

Environmental Care: Contractors must comply with environmental legislation and Eskom requirements.

Unlawful Orders: Employees must not comply with orders compromising safety.

Section 37(2) Agreement: Required for joint ventures and contractors.

Security: Contractors must comply with Eskom security requirements.

Eskom Holdings SOC Ltd is the Area of Applicability.

Contractors must comply with all relevant South African legislation, including the OHS Act, NEMA, and Mine Health and Safety Act.

Contractors must adhere to Eskom's normative standards and procedures, including those related to SHE, quality management, and procurement.

Registration with the SACPCMP is required for relevant construction professionals.

Appointment of a competent construction health and safety officer is required where mandated by regulation.

A valid Medical Certificate of Fitness is required for employees subject to medical surveillance.

A Section 37(2) agreement under the OHS Act is mandatory, with joint venture partners each being signatories.

The Group Chief Executive (GCE) of Eskom, as the employer, holds overall responsibility and liability for the health and safety of all persons involved at Eskom sites. These duties may be delegated to section 16(2) appointees and responsible managers.

Eskom and its subsidiaries must take all reasonably practicable steps to prevent construction-related incidents, harm to people (including the public), and damage to property and the environment.

Contractors, as employers in their own right, must comply with Eskom's SHE requirements and relevant safety, health, and environmental legislation.

Appointed managers are responsible for health, safety, and the environment on sites under their control.

Project management involves planning, organising, motivating, and controlling resources to achieve specific goals within constraints of scope, time, quality, and budget.

Project managers administer and execute projects within cost, quality, and time parameters.

Eskom's Project Health and Safety Manager/Practitioner provides assurance, advice, and support to project managers, ensuring coordination among contractors and evaluation/approval of contractor health and safety plans.

Where appointed, a contractor's health and safety officer must be competent and registered as required by the OHS Act and project specifications.

In terms of the MHS Act, a contractor's health and safety officer assists the construction manager in fulfilling health and safety responsibilities and ensuring compliance with specifications and plans.

Construction Regulation 8(5) of the OHS Act may require a contractor to appoint a full-time construction health and safety officer, based on project size, danger, or accumulated risks.

Contractors' health and safety officers must be competent, have necessary resources, and be registered with a statutory body approved by the Chief Inspector.

Contractors remain accountable and responsible for their appointed contractors. The relationship is governed by contractual arrangements.

Contractors must carry out duties specified in sections 8 and 9, and regulation 7 of the Construction Regulations of the OHS Act.

All Eskom contractors must ensure compliance with legislative requirements and contractual agreements.

Construction supervisors are appointed in writing to supervise construction work. Assistant construction supervisors may also be appointed.

Contractor employees are responsible for their own health and safety and that of their colleagues. They must be aware of their contractor management's responsibilities.

Professionals managing construction projects, construction management, and construction health and safety must be registered with the SACPCMP.

For joint ventures, the requirements imposed on contractors apply to the joint venture partner. Each contractor is responsible for its organisation's health and safety. All organisations must be signatories to the section 37(2) agreement.

This document will be reviewed every five years or as required.

Design and supply of transformer cores and shunts over a 5-year contract period.

Returnable document

• Form A (Tender & Contract Quality Requirements, 240-68099512 Rev 9): the tenderer must complete it, name its quality representative, and sign it to accept Eskom's Supplier Quality Requirements under specification 240-105658000 and ISO 9001.
• Only one pre-contract award quality category may be selected on the form; Category 4 is the applicable category for this enquiry.
• The form must also indicate whether a site assessment applies.

Pre-contract award quality requirements

• Assessed under Category 4 of specification 240-105658000; no more than one category may be selected on Form A.
• Main supplier and sub-supplier capability and capacity assessment does not apply to this enquiry.

Post-contract award quality requirements (Eskom)

• Contract execution and supplier quality performance monitoring phase (clause 3.7).
• Eskom rights of access and rights to information, preservation, quality audits, management of nonconformities and nonconforming outputs, and special processes (clause 3.8).

Scope

• Design and supply of transformer cores and shunts for a period of 5 years.

Quality framework

• Supplier quality requirements per Eskom specification 240-105658000.
• ISO 9001 clauses 4 to 10 apply as indicated on Form A.
• Quality principles 1 to 7 apply: customer focus, leadership, engagement of people, process approach, improvement, evidence-based decision making and relationship management.
• Post-contract award: contract execution, supplier quality performance monitoring, Eskom rights of access and information, preservation, quality audits, management of nonconformities and special processes.
• Site assessment applicability must be indicated on Form A.

ISO 9001 clauses 4 to 10 apply: context of the organisation, leadership, planning, support, operation, performance evaluation and improvement. The seven quality principles apply: customer focus, leadership, engagement of people, process approach, improvement, evidence-based decision making and relationship management.

The tenderer selects the applicable pre-contract award quality category (Category 4 for this enquiry) and indicates whether a site assessment applies. Post-contract award requirements cover contract execution, supplier quality performance monitoring, Eskom rights of access and information, preservation, quality audits, management of nonconformities and special processes. ISO 9001 clauses and quality principles apply as indicated.

• Form A must be completed, signed and returned, with a named tenderer quality representative.
• Signing Form A confirms acceptance of Eskom's Supplier Quality Requirements per specification 240-105658000 and the ISO 9001 standard.
• Category 4 (pre-contract award quality requirements) is the selected category; no more than one category may be selected.
• Main supplier and sub-supplier capability and capacity assessment is not applicable.

Pre-contract award quality requirements are assessed under Category 4. Post-contract award obligations cover contract execution and supplier quality performance monitoring (clause 3.7) and quality audits (clause 3.8). ISO 9001 clauses and quality principles are applied as indicated on Form A. Eskom's quality representative signs the form (Annah Serite, Quality Officer, dated 31/03/2026).

Eskom Holdings SOC Ltd invites open tenders for the design and supply of transformer cores and shunts over a 5-year period. Tender number E2226TSSERI. The contract will be awarded to a panel of contractors, with a minimum of 2 and a maximum of 5.

Closing

• 30 October 2026 at 10:00. Late tenders are not accepted.

Clarification meeting (non-compulsory)

• Date: 19 October 2026
• Time: 10:00
• Venue: Microsoft Teams
• Link: https://teams.microsoft.com/meet/366071683179821?p=ZiyMhQBixh5fkL71tZ
• Bidders must confirm attendance with the Eskom Representative, giving the name, position and contact details of each attendee.

Clarification queries

• Submit in writing to the Eskom Representative by 5 working days before the tender closing deadline.

Other dates

• Tender issue date: 09 October 2026
• Tender validity: 120 days (16 weeks) from the closing date and time.

Clarification meeting (non-compulsory)

• Date: 19 October 2026
• Time: 10:00
• Venue: Microsoft Teams
• Link: https://teams.microsoft.com/meet/366071683179821?p=ZiyMhQBixh5fkL71tZ
• Bidders must confirm their intention to attend with the Eskom Representative, stating the name, position and contact details of each proposed attendee.
• Where a meeting is stated to be compulsory, non-attendance results in disqualification; this meeting is non-compulsory.

Eskom Representative (all queries and clarifications)

• Name: Phuti Maremane
• Telephone: 011 629 4995
• Email: [email protected]

Procurement

• Acting Procurement Manager: Zodwa Mwadira

Fraud and corruption reporting

• Telephone: 0800 11 2722
• Email: [email protected]

Submission channel

• Eskom E-tendering site: https://tenderbulletin.eskom.co.za/

Note: queries may be addressed only to the Eskom Representative, in writing; no other Eskom official may be approached.

Submission method

• Electronic submission only, via the Eskom E-tendering site on the Eskom Tender Bulletin: https://tenderbulletin.eskom.co.za/
• Closing: 30 October 2026 at 10:00. Late tenders are not accepted.
• Upload documents under the Technical, Commercial, Financial and other folders.
• File format: PDF only. The price schedule must be submitted in PDF plus a copy in Excel.
• No zip or condensed files. No hard copies are accepted.
• Size limits: 500 MB per document, 4 GB per total submission, and a 900 MB limit per submission on the e-tendering system.
• Resubmission: only the latest version submitted is accepted; earlier submissions become void.
• The submission status must be shown as complete.
• No public tender opening; prices are not read out.
• Alternative tenders are not allowed.

Returnable forms — disqualifiable if not fully completed, signed and submitted by closing

• Annexure A Authorisation Form: authorises the named signatory to bind the bidder.
• Annexure B Acknowledgement Form.
• Annexure C Tenderer's Particulars.
• Annexure D Integrity Pact Declaration: commits the bidder to Eskom's Supplier Integrity Pact.
• Annexure E CPA for local goods/services (if applicable).
• Annexure F CPA(IG) for imported goods/services (if applicable).
• Annexure G1–G4 SBD 6.2 local production and content declaration (only where designated materials are included).
• Annexure H SBD 1 Invitation to Bid: bidder and contact details, signed as the offer.
• Annexure J SBD 4 Declaration of Interest: discloses state employment or connections of directors, shareholders or members.

Returnables required at closing but not disqualifying

• Annexure I SBD 6.1 Preference Points Claim: claims preference points under the PPPFA 2022 regulations.
• Certified tax clearance certificate (see compliance requirements).
• Employment Equity compliance proof (designated employers, South African tenderers only).
• If any of these are missing or incomplete, the Procurement Practitioner requests them in writing and the bidder has 5 working days to submit, failing which the bid is disqualified.

Returnables required at closing for evaluation — missing items score zero

• Proof supporting the Specific Goals claim.
• Functionality and technical evidence for every scoring item.
• Completed pricing schedule (PDF plus Excel) if not already contained in the contract.
• NEC3 SC contract completed in full.
• Additional documents where applicable: ECSA or SACPCMP registration, CVs, permits and licences.

Joint ventures

• Submit a letter of intent or a valid JV agreement stating each partner's rights, obligations and profit-sharing ratios.
• Confirm the JV will operate as a single business entity for the contract duration.
• Provide details of a single designated bank account in the JV's name, independent of the individual partners.

Disqualification risks

• Late submission, or failure to upload the tender documents.
• Any disqualifiable returnable left unsigned, incomplete or omitted.
• More than one tender submitted by the same bidder, individually or as a JV or consortium partner.
• A JV agreement that does not state joint and several liability.
• Tender signed by an unauthorised person.
• Conflict of interest, restriction by National Treasury, or listing on the Tender Defaulters list.
• Subcontracting 100% of the scope of work.
• Conflicting instruction: the returnable schedule refers to a paper original plus one hard copy, while the e-tendering clause states no hard copies are accepted — confirm with the Eskom Representative.

Disqualifiable returnables at closing

• Annexure A Authorisation Form; Annexure B Acknowledgement Form; Annexure C Tenderer's Particulars; Annexure D Integrity Pact Declaration; Annexure E CPA for local goods/services; Annexure F CPA(IG) for imported goods/services; Annexure G1–G4 SBD 6.2 local production and content declaration (only where designated materials apply); Annexure H SBD 1; Annexure J SBD 4 bidder disclosure.
• These must be fully completed, signed where required and submitted by closing, or the bid is disqualified.

Non-disqualifiable returnables at closing

• Annexure I SBD 6.1 preference points claim; certified tax clearance certificate; Employment Equity compliance proof; CIDB grading proof (not applicable here).
• If missing or incomplete, the Procurement Practitioner requests them in writing and the bidder has 5 working days to comply, failing which the bid is disqualified.

Returnables required at closing for evaluation

• Proof for the Specific Goals claim; functionality and technical documents; pricing schedule in PDF and Excel; NEC3 SC contract completed in full; additional documents such as ECSA or SACPCMP registration, CVs, permits and licences.
• Missing items do not disqualify but score zero.

Mandatory contractual requirement

• Proof of valid and current CSD registration (CSD number or CSD report).

Evaluation stages

• Stage 1 — Functionality: minimum threshold 60%. Bidders below the threshold are disqualified.
• Stage 2 — Site visit: weighting 10%.
• Overall minimum threshold: 70% across both stages to qualify for further consideration.

Functionality scoring (maximum 260 points)

• Design/evaluation capability for core: 10%
• Core size capability: 20%
• Design/manufacturing capability of core and shunt clamping structures: 10%
• Delivery condition: 20%
• Shunt manufacture: 10%
• Years of supplying cores to South African based manufacturers: 10%
• Site visit: 10%
• Delivery time from task order: 10%
• Documentary evidence must be submitted for each item; missing proof scores zero for that item.

Price and preference points

• Price: 80 points.
• Specific goals: 20 points under the PPPFA.
• Preference system: 80/20.
• Ranking: price score plus specific goals score, ranked highest to lowest.
• Price evaluation: inclusive of VAT, corrected for arithmetical errors, excluding contingencies, adjusted for acceptable variations or deviations, and compared on a net present value basis. Unconditional discounts count for evaluation; conditional discounts do not count for evaluation but apply at payment.

Objective criteria

• Safety, Health and Environment: SHE returnables evaluated per Annexure C3 and C5.
• Quality: per the quality requirement checklist.
• Finance: audited financial statements for the past 3 years, assessed by the appointed financial representative.
• Eskom may award to a bidder other than the highest scoring where objective criteria justify it.

Contractual requirements

• Not evaluation criteria; assessed after evaluation and ranking.
• Proof of compliance (for example CSD registration) must be submitted before contract award; failure may render the bid non-responsive.

Scope

• Design and supply of transformer cores and shunts for Eskom over a 5-year period.
• Contract form: NEC3 SC.
• Award to a panel of contractors: minimum 2, maximum 5.
• Scope of Work and pricing schedule/BOQ are attached; the pricing schedule must be submitted in PDF and Excel.

Technical capability assessed

• Core size capability: from 0–10 MVA through 10–40 MVA, 40–80 MVA and 80 MVA and above.
• Design and evaluation capability for cores, covering core specification, material specification, loss evaluation, flux density and all core types.
• Design and manufacture of core and shunt clamping structures.
• Delivery condition: partially assembled core plate stacks, or fully assembled core with clamping structures.
• Shunt manufacture: simple banded shapes through to complex non-rectangular or irregularly shaped winding designs.
• Delivery time from task order: less than 5 weeks up to longer than 8 weeks.
• Track record of supplying cores to South African based manufacturers, with a list of orders or projects and the OEMs involved.

Verification

• A site visit will verify design, manufacture and equipment conditions.
• The technical evaluation notes list a mandatory SOW clarification meeting and a factory visit/confirmation of slitting machines.

Not applicable

• Cataloguing, reverse e-auction, CIDB requirements and Contract Participation Goals.

Functionality criterion: the number of years the bidder has supplied cores to South African based manufacturers. Bidders must provide a list of orders or projects over the stated period and the OEMs involved. Scoring ranges from never to 1 year, up to 5 years, up to 10 years, and longer than 10 years.

Quality is an objective criterion. Quality is assessed per the attached quality requirement checklist.

Pricing schedule/BOQ must be submitted in PDF with an Excel copy. Prices are evaluated inclusive of VAT, corrected for arithmetical errors, excluding contingencies, adjusted for variations and compared on a net present value basis. Unconditional discounts count for evaluation; conditional discounts do not count for evaluation but are implemented when payment is effected.

Pricing

• Pricing schedule/BOQ must be submitted in PDF with an Excel copy.
• Prices are evaluated inclusive of VAT, corrected for arithmetical errors, excluding contingencies, adjusted for acceptable variations or deviations, and compared on a net present value basis.
• Unconditional discounts are taken into account for evaluation; conditional discounts are not, but are implemented when payment is made.

Payment terms

• Contracts below R50 000 000 including VAT: payment within 30 days of receipt of undisputed invoices.
• Contracts above R50 000 000 including VAT: payment within 60 days of receipt of undisputed invoices.

Security and financial capacity

• Where a performance bond or demand guarantee is required, the bidder must nominate at least two financial institutions from Eskom's list of approved institutions.
• Bidders must submit 3 years of audited financial statements; where these do not meet Eskom's financial requirements, a bank guarantee letter may be requested.
• Finance is an objective criterion: the past 3 years of audited financial statements are assessed by the appointed financial representative.

Other

• Eskom reserves the right to negotiate with preferred bidders where tendered prices are not market-related.

Mandatory contractual requirement

• Proof of valid and current CSD registration (CSD number or CSD report), submitted before contract award.

Tax

• Certified tax clearance certificate required from foreign tenderers with a South African footprint that are not registered on CSD and have no SARS pin number, and from local tenderers that have not provided a SARS e-filing PIN for verification or a CSD profile/number.
• Foreign suppliers with no South African footprint complete SBD 1 and need no proof of tax compliance.

B-bbee

• Proof of B-BBEE status level: a certificate issued by an authorised body or person, a sworn affidavit per the B-BBEE Codes of Good Practice, or another requirement prescribed under the B-BBEE Act.
• Specific goals are scored out of 20 points under the PPPFA; failure to submit proof scores zero for that goal but does not disqualify the bid.

Employment Equity

• Tenderers that are designated employers must provide proof of compliance with the Employment Equity Act, including proof of submission of the Employment Equity report to the Department of Labour (South African tenderers only).

Safety and quality

• COIDA: original certificate of good standing, or proof of application, issued by the Compensation Fund or a licensed compensation insurer (South African tenderers only).
• SHE returnables per Annexure C3 and C5; quality per the quality requirement checklist; environmental requirements per the SHEQ folder.

Local content

• SBD 6.2 and Annexures G1 to G4 apply only where designated materials are included.

Eligibility

• No restriction to do business with Eskom or State-Owned Companies; not restricted by National Treasury; not on the Tender Defaulters list.
• No nationality of a country on an international sanctions list — this also applies to proposed subcontractors and suppliers.
• Only one tender per bidder, whether submitted individually or as a JV or consortium partner.
• JV or consortium agreements must state that the parties are jointly and severally liable for contract execution.
• No conflict of interest; common controlling partners or majority shareholders, or relationships giving access to another bidder's information or influence over Eskom's decisions, are prima facie evidence of conflict.
• Tenders must be signed by an authorised person.
• A bidder may not subcontract 100% of the scope of work.
• CIDB requirements are not applicable to this tender.

Preference points

• Specific goals are scored out of 20 points under the PPPFA; failure to submit proof of a claim scores zero for that goal but does not disqualify the bid.

Proof of B-BBEE status

• A B-BBEE status level certificate issued by an authorised body or person; or
• a sworn affidavit as prescribed by the B-BBEE Codes of Good Practice; or
• any other requirement prescribed under the B-BBEE Act.

Safety, Health and Environment is an objective criterion. SHE returnables are evaluated per Annexure C3 and C5.

Contract form

• The conditions of contract are the NEC3 SC.

Security and financial capacity

• Where a performance bond or demand guarantee is required, the bidder must nominate at least two financial institutions from Eskom's approved list.
• Bidders must submit 3 years of audited financial statements; if these do not meet Eskom's financial requirements, a bank guarantee letter may be requested.

Payment

• Contracts below R50 000 000 including VAT: payment within 30 days of undisputed invoices.
• Contracts above R50 000 000 including VAT: payment within 60 days of undisputed invoices.

Other conditions

• Eskom may negotiate with preferred bidders where tendered prices are not market-related.
• Main contractors are discouraged from subcontracting to their own subsidiaries; any such subcontract must be declared in the tender.
• A list of potential subcontractors can be drawn from www.csd.gov.za.

Eligibility

• Bidders, or their principals, must not be restricted from doing business with Eskom or State-Owned Companies.
• Ineligible: nationality of a country on an international sanctions list; submitting more than one tender, individually or as a JV or consortium partner; JV or consortium agreements that do not state joint and several liability; conflict of interest; tenders signed by unauthorised persons; restriction by National Treasury; listing on the Tender Defaulters list; subcontracting 100% of the scope of work.
• Bidders that do not meet the eligibility criteria are disqualified.

Functionality

• Minimum threshold: 60%; bidders below it are disqualified.
• Site visit: weighting 10%.
• Overall minimum threshold: 70% across functionality and the site visit.
• Criteria and weights: design/evaluation capability for core 10%; core size capability 20%; design/manufacturing capability of core and shunt clamping structures 10%; delivery condition 20%; shunt manufacture 10%; years of supplying cores to South African based manufacturers 10%; site visit 10%; delivery time from task order 10%.
• Maximum functionality score: 260 points.

Price and preference

• Price: 80 points; specific goals: 20 points; 80/20 system.
• Prices are evaluated inclusive of VAT, corrected for arithmetical errors, excluding contingencies, adjusted for variations and compared on a net present value basis.

Objective criteria

• SHE per Annexure C3 and C5; quality per the quality requirement checklist; finance assessed on 3 years of audited financial statements.

Design and supply of transformer cores and shunts over 5 years.

• Cores and shunts for transformers rated between 2 MVA and 80 MVA.
• Includes all required clamping hardware based on the original design.
• Replacement cores based on original cores made available at the ERI workshops or transported to the supplier's premises.
• Core steel typically MOH 0.3.
• Loose laminations delivered secured on palettes.

Supply Manager

• Name: Valencia Baloyi
• Role: Supply Manager
• Email: [email protected]
• Telephone: 011 629 4000
• Address:

Roshland Office Park

Lower Germiston Road

Rosherville

Purchaser

• Eskom Rotek Industries SOC Ltd (Reg No. 1990/006897/30)
• Address:

Roshland Office Park

Lower Germiston Road

Rosherville

• Telephone: 011 629 4000

Delivery place

• Johannesburg, Rosherville

Scope

• Design, manufacture and supply of power transformer cores and shunts over a 5-year period.
• Cores for transformers rated between 2 MVA and 80 MVA.
• Cores must match the form and dimensions of the original exactly.
• Cores preferably delivered fully stacked and assembled, complete with all clamping hardware and systems.
• Original clamping plates and systems may be reused where available; otherwise all required clamping hardware based on the original design must be supplied.
• Supplier takes all dimensions needed to manufacture replacement cores; original cores are made available at the ERI workshops or transported to the supplier's premises.
• Core steel must match or exceed the quality, dimensions and form of the original (typically MOH 0.3).
• Partial stacks of cut core steel laminations must be delivered secured on palettes for ease of handling.

Annual requirement

• A set of cores or shunts per year, depending on the service requirement, for each of Years 1 to 5.

Delivery and programme

• Delivery place: Johannesburg, Rosherville (INCOTERMS 2010, arrival group).
• Delivery: 12 weeks after award.
• First programme for acceptance: within 4 weeks after award.
• Revised programmes: at intervals no longer than 4 weeks.
• Defects date: 52 weeks after delivery; defect correction period: 1 week.

Testing and documentation

• Factory acceptance testing (FAT), other tests and inspections, and commissioning in place of use.
• Operating manuals and maintenance schedules required.

Design and supply of transformer cores and shunts.

• Supplier provides full technical specifications or design based on the user requirement specification.
• Supplier's design must be submitted and accepted per the procedures in the Goods Information.
• First programme for acceptance: within 4 weeks after award.
• Revised programmes: at intervals no longer than 4 weeks.

Quality

• Scope includes factory acceptance testing (FAT), other tests and inspections, and commissioning in place of use.
• Quality requirements are set out in section 5.11 of the Goods Information.

Pricing data (Part C2)

• Comprises pricing assumptions and the Price Schedule.
• Priced contract: items priced as lump sums or as quantities multiplied by rates.
• The Price Schedule is a pricing document only; the total of Prices is inclusive of everything necessary.
• Price Schedule format: item number, description, unit, quantity, rate, price.
• The tendered total of the Prices must be entered.

Pricing

• NEC3 priced contract; Prices come from the Price Schedule (Part C2).
• Items may be lump sums or rate × quantity, or a mix.
• The tendered total of the Prices is assumed fully inclusive of everything necessary to provide the goods and services.
• Price Schedule columns: item number, description, unit, quantity, rate, price.
• No adjustment to lump sum prices if actual quantities differ; the only basis for change is a compensation event.

Payment

• Assessment interval: 25th of each month.
• Payment: within 30 days of receipt of a valid tax invoice.
• Tax invoice must be provided within one week of receiving a payment certificate and must include the Purchaser's VAT number 4330196330.
• Interest on late payment: publicly quoted prime rate (365-day year) charged by Standard Bank of South Africa.

Delay damages

• 0.25% per day to a maximum of 1.5% per affected confirmed delivery.

Price adjustment for inflation (Option X1)

• Base date: 1st anniversary of the contract.
• 15% fixed; 40% all hourly paid employees (SEIFSA Table C3); 45% material (SEIFSA Table E-B).

Insurance and liability

• Purchaser provides transit/marine insurance only for goods originating outside South Africa; suppliers should discount prices accordingly.
• Supplier's liability for damage to the Purchaser's property limited to R15 million (Generation Division), R7.5 million (Transmission Division), R1 million (Distribution Division and all other property).
• Supplier's liability for death or bodily injury to its employees: as prescribed by COIDA (Act 130 of 1993) plus common-law liability for persons outside the Act, minimum indemnity R500,000.
• Supplier's liability for indirect or consequential loss, including loss of profit, revenue and goodwill: limited to R0.00.
• Supplier's total liability under the contract: limited to the Total of the Prices.
• End of liability date: one year after delivery of the whole of the goods and services.

B-bbee

• Supplier must notify the Purchaser within 7 days of any change to its legal status, ownership or business composition that alters its B-BBEE status.
• Updated verification certificate and supporting documentation must be submitted to the Supply Manager within 30 days of that notification.
• A decrease in B-BBEE status may lead to renegotiation or termination of the contract.

Joint ventures and consortia

• Members are jointly and severally liable for performance.
• The key person authorised to bind the Supplier must be notified to the Supply Manager within 2 weeks of the Contract Date.
• Composition of the grouping may not change without the Purchaser's written consent.

Ethics and conduct

• Any offer, payment or benefit constituting an illegal or corrupt practice is grounds for termination and civil or criminal action.
• Supplier must not disclose contract information to others; subcontractors must also comply.
• Cession, delegation or assignment of rights or obligations requires the Purchaser's written consent.

Tax

• Invoices must include the Purchaser's VAT number 4330196330.

Health and safety

• Health and safety risk management is set out in section 5.9 of the Goods Information.
• Supplier must comply with all applicable health and safety laws and regulations.
• Supplier must ensure subcontractors and employees comply.

Environmental

• Environmental constraints and management are set out in section 5.10 of the Goods Information.
• Supplier must comply with all applicable environmental laws and regulations.

Contract form: NEC3 Supply Contract (SC3), core clauses with options X1 (price adjustment for inflation), X2 (changes in the law), X7 (delay damages) and Z (additional conditions Z1–Z12).

• Governing law: Republic of South Africa. Language: English.
• Period for reply: 1 week.
• Starting date: March 2025.
• Delivery: 12 weeks after award.
• First programme for acceptance: within 4 weeks after award; revised programmes every 4 weeks.
• Defects date: 52 weeks after delivery; defect correction period: 1 week.
• Assessment interval: 25th of each month.
• Payment: within 30 days of a valid tax invoice; interest at prime rate.
• Delay damages: 0.25% per day to a maximum of 1.5% per affected confirmed delivery.
• Additional conditions Z1–Z12 cover cession and assignment, joint ventures, B-BBEE status changes, ethics, confidentiality, waiver and estoppel, health/safety/environment, tax invoices, compensation events, limitation of liability, termination and delay damages.
• Dispute resolution: adjudicator from ICE-SA; arbitration in Johannesburg under Association of Arbitrators rules.
• Supplier's liability limited to the Total of the Prices; end of liability one year after delivery.
• Insurance: Purchaser provides transit insurance for overseas shipments; Supplier's property damage liability limited to R15 million (Generation), R7.5 million (Transmission), R1 million (Distribution).

Scope: Design, manufacture and delivery of power transformer cores for transformers rated 2 MVA to 80 MVA.

Conformance: Cores must match the original core's form and dimensions exactly.

Assembly: Cores should preferably be delivered fully stacked and assembled with all clamping hardware and systems.

Clamping hardware: If original clamping plates and systems are available, they may be reused. Otherwise, the supplier must provide all required clamping hardware based on the original design.

Dimensions: The supplier must take all necessary dimensions from the original cores. The original cores will be made available at the ERI workshops or may be transported to the supplier's premises.

Core steel: Must match or exceed the quality, dimensions and form of the original core steel (typically MOH 0.3), unless otherwise agreed.

Loose laminations: Partial stacks of cut core steel laminations must be delivered on palettes for easy handling.

The tender is for the design and supply of transformer cores and shunts for a period of 5 years. The scope of work must be addressed in the OHS plan and baseline risk assessment.

Returnable documents for the OHS section:

• Annexure B: signed acknowledgement of Eskom's OHS legal and other requirements.
• OHS plan: must address project/scope OHS risks and align with the health and safety specification.
• Baseline OHS Risk Assessment (BRA): with methodology used.
• Valid Letter of Good Standing (COIDA or equivalent).
• OHS policy signed by CEO, complying with Section 7 of the OHS Act.

For bidders certified for an auditable OHS system (Part B):

• ISO 45001 certificate or equivalent.
• Valid Letter of Good Standing (COIDA or equivalent).

All required documents must be signed and submitted with the bid.

OHS evaluation is a pass/fail gate. Bidders are recommended or not recommended based on submission of the required OHS returnables.

Part B applies only to suppliers/consultants/contractors certified for an auditable OHS system. Part B bidders must hold an ISO 45001 certificate or equivalent and a valid Letter of Good Standing (COIDA or equivalent).

All bidders must submit a valid Letter of Good Standing (COIDA or equivalent) and an OHS policy signed by the CEO that complies with Section 7 of the OHS Act.

The tender is for the design and supply of transformer cores and shunts for a period of 5 years. The scope of work must be addressed in the OHS plan and baseline risk assessment.

OHS compliance:

• Valid Letter of Good Standing (COIDA or equivalent) is mandatory.
• OHS policy signed by CEO, complying with Section 7 of the OHS Act.
• For Part B bidders: ISO 45001 certificate or equivalent.

No other compliance requirements (e.g., B-BBEE, CIDB) are stated in the provided document.