Various Site as per the Invitation to Tender - Various Site as per the Invitation to Tender. - Various Site as per the Invitation to Tender - 0000
Organization Type
GOVERNMENT
Published
25 May 2026
OCDS Reference
ocds-9t57fa-157035
Summary
This tender, issued by ESKOM, seeks suppliers for the design, engineering, manufacture, testing, supply, delivery, installation, and commissioning of class 0 and 1 power transformers over a ten-year period on an 'as and when' required basis. IT is aimed at contractors capable of meeting stringent occupational health and safety (OHS) and legislative compliance requirements.
Key Requirements
Submit mandatory OHS returnables: Signed Annexure B (OHS legal acknowledgement), OHS Plan, Baseline OHS Risk Assessment (BRA), valid Letter of Good Standing (COIDA), and CEO-signed OHS Policy compliant with OHS Act Section 7.
Comply with Eskom’s SHEQ Policy, OHS specifications, and applicable legislation (e.g., OHS Act 85 of 1993, COID Act 130 of 1993).
Register with SACPCMP (for principal/appointed contractors, SHE professionals, Construction Managers, and Agents) and notify the Department of Employment and Labour of construction work.
Adhere to Eskom’s Life-Saving Rules (e.g., zero tolerance for alcohol/drugs, permit-to-work systems, working at heights safety).
Provide a valid Section 37(2) Legal Agreement signed with Eskom and all subcontractors, along with statutory and non-statutory OHS appointments.
Maintain OHS files, itemised OHS costing, and organisational organograms for all levels of responsibility.
Demonstrate adequate resources, competencies, and processes for subcontractor/supplier selection and management.
The design, detailed engineering, manufacture, testing at works, supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage of class 0 and 1 power transformers on an “as and when” required basis for a period of ten years.
Document read. The full tender notice and its supporting documents are read end-to-end. Key sections, requirements, dates, and contact details are identified and pulled into a working summary you can act on.
Compliance review. The working summary is checked against South African procurement standards — PFMA, PPPFA, B-BBEE, CIDB, local content, and preferential procurement — so nothing critical is missed before you start your bid response.
DocumentFinance.zipReview complete
Evaluation Criteria
Source: Finance.zip (unknown)
Suppliers must demonstrate capability to design, manufacture, test, and commission Class 0 and 1 power transformers. Must provide detailed factory and OEM information, including supplier and factory of origin. Must comply with all documentation requirements, including: PS5 Price Schedules (for goods manufactured inside/outside RSA), Activity Schedules, and Currency Allocation Sheets. Financial capability to support a 10-year framework agreement is required. Incomplete or missing schedules will result in disqualification.
Important Dates
25 May
2026
PUBLICATION
Tender Published
Tender was published
30 Jun
2026
DEADLINE
Closing Date
Tender closing date
Procurement Rules & Compliance ContextThis tender may be governed by South African public procurement rules covering fairness, transparency, preferential procurement, anti-corruption, administrative justice and access to information.
7 rules
These references help suppliers understand the public-procurement framework around this opportunity. They are generated from the tender category, issuing organisation type and procurement context.
Core procurement rules
These rules commonly apply to South African public-sector procurement.
7
Broad-Based Black Economic Empowerment Act (B-BBEE Act)
Act 53 of 2003
high
Provides the empowerment-compliance context often used in public-sector supplier evaluation.
Relevant because this is a South African public-sector procurement opportunity.
Constitution of the Republic of South Africa, 1996 – Section 217
Act 108 of 1996 (s217)
high
This is general procurement context, not legal advice. Always verify requirements in the official tender documents and issuing authority notices.
Eskom is inviting tenders for the design, detailed engineering, manufacture, testing, supply, delivery, removal of existing transformers, installation, erection, testing, commissioning, and storage of Class 0 and Class 1 power transformers on an 'as and when' required basis for a period of ten years. The contract will be based on the NEC3 Engineering and Construction Contract (ECC) with specific options and additional conditions. The tender is open to eligible bidders who meet technical, financial, and compliance requirements, including B-BBEE and local content criteria.
ESKOM tender for the design, detailed engineering, manufacture, testing, supply, delivery, removal, placement, installation, erection, commissioning, and storage of class 0 and 1 power transformers on an 'as and when' required basis for a period of ten years. The tender includes comprehensive environmental evaluation criteria requiring ISO 14001:2015 compliance with a minimum threshold score of 80%.
This tender, issued by ESKOM, is for the design, detailed engineering, manufacture, testing, supply, delivery, installation, erection, testing, commissioning, and storage of Class 0 and 1 power transformers on an 'as and when' required basis for a period of ten years. The tender emphasizes stringent quality management system (QMS) requirements, compliance with ISO 9001 standards, and detailed quality control and assurance processes. Applicants must adhere to Eskom’s Supplier Quality Management Specification (240-105658000) and provide comprehensive documentation, including quality plans, audit reports, and compliance certificates.
ESKOM tender for the design, detailed engineering, manufacture, testing, supply, delivery, removal, placement, installation, erection, commissioning, and storage of Class 0 and 1 power transformers on an 'as and when' required basis for a ten-year period. The tender requires comprehensive OHS compliance including submission of Annexure B acknowledgement, OHS plan, Baseline Risk Assessment, valid Letter of Good Standing (COIDA), and CEO-signed OHS policy. Contractors must comply with South African OHS legislation including the Occupational Health and Safety Act 85 of 1993 and Compensation for Occupational Diseases and Illnesses Act 130 of 1993.
Eskom is issuing a 10-year framework contract for the design, engineering, manufacture, testing, supply, installation, commissioning, and storage of Class 0 and 1 power transformers on an 'as and when required' basis. The tender includes a detailed list of 72 transformer specifications with varying MVA ratings and voltage levels.
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Technical Specifications
Source: Finance.zip (unknown)
Scope: Design, detailed engineering, manufacture, testing at works, supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage of Class 0 and 1 power transformers on an 'as and when' required basis for 10 years. Technical details include: MVA ratings (ranging from 0.315 MVA to 110 MVA), HV/LV voltage levels (e.g., 11kV, 15kV, 22kV, 3.3kV, 6.6kV, 0.4kV, 0.42kV, 0.72kV, 3.3kV, 6.9kV, 11.5kV, 132kV), and various configurations (e.g., standard, low, high). Transformers may include tertiary windings, specific impedance values, and duty cycles. Testing requirements: Factory routine tests, factory type tests, testing during/after transportation, and site testing. Additional components may include tap changers, bushings (HV/LV/neutral), radiators, coolers, insulation materials, and temperature monitors.
Financial Requirements
Source: Finance.zip (unknown)
Pricing must be in South African Rands (ZAR). Suppliers must complete PS5 Price Schedules for goods manufactured inside and outside RSA, including: FOB price, inland transport, sea/air freight, marine insurance, wharfage, landing charges, customs duties, surcharges, local/foreign transport, local/expatriate labor, and engineering services (local/overseas). Cost allocation must be detailed per activity (e.g., design, procurement, construction, commissioning). Price adjustment for inflation (Option X1) and multiple currencies (Option X3) must be addressed. Exchange rates must use SARB-published rates (7 calendar days before tender close at 12:00). VAT (15%) must be excluded from base prices but summarized separately. Payment terms: Progress payments and delivery periods (weeks) must be specified. Lead times for ex-works/FAS, training, and spares must be provided. Non-adjustable portion: Minimum 15% of total price.
DocumentCommercial.zipReview complete
Description
Source: Commercial.zip
Scope: Design, detailed engineering, manufacture, testing, supply, delivery, removal, installation, commissioning, and storage of Class 0 and 1 power transformers on 'as and when' basis for 10 years.
Transformer types: Unit (links generator to interconnected power system), Service (supplies station loads), Station (start-up power), Auxiliary (process supply, typically <10MVA).
Standards: Comply with Eskom Specification 240-68973110, SANS 60076-11, and 240-57648800 for auxiliary transformers.
Design life: 40 years.
Auxiliary equipment: Includes conservator tank, breathers, bushings, radiators, tap changers, protection equipment, instrumentation, valves, marshalling kiosks, fast depressurisation systems (where applicable).
Fire protection: Complete system designed, manufactured, delivered in weather-proof container; installed and commissioned by Contractor.
Important Dates
Source: Commercial.zip (unknown)
Closing date: 30 June 2026 at 10:00.
Design review meeting: Schedule at least 12 weeks in advance for non-South African factories or 4 weeks for local factories.
Factory Acceptance Testing (FAT): Notify Employer 12 weeks in advance for non-RSA factories or 4 weeks for local factories.
First programme submission: Within 2 weeks of Contract Date.
Revised programmes: Submit at intervals no longer than 8 weeks.
Defects liability period: 3 years for transformers in service or 5 years for transformers in long-term storage (whichever expires first).
Latent defects: 7 years from defects date.
Payment: Within 30 calendar days after signed assessment by both parties and receipt of valid tax invoice. For contracts >R50 million, payment term is 60 days.
Use OTP sent to your registered cellphone and email to log in.
Upload all documents under correct categories (e.g., Technical, Commercial, Finance).
File size limits: max 50MB per file, total submission max 900MB.
Finalize submission by clicking 'Finalize Submission' and save the confirmation email with submission ID.
Mandatory returnables: Signed Form of Offer and Acceptance. Failure to submit disqualifies.
Mandatory training: Complete and submit the E-Tendering Training Acknowledgement Form (Template ID: 240-9722574 Rev 1) to confirm self-training via e-Tendering Noddy Guide, video, or clarification meeting. Failure to fully complete and submit within prescribed period disqualifies.
Evaluation Criteria
Source: Commercial.zip (unknown)
Mandatory requirements (Annexure A) must be fully met; non-compliance results in disqualification.
Discretionary requirements (Annexures B and C) are scored, with minimum threshold of 75% for technical evaluation.
Price evaluation: 90 points, adjusted for deviations, discounts, and Net Present Value.
Specific goals: 10 points (PPPFA).
Local content: Minimum thresholds of 80% (Class 1) and 90% (Class 0) for designated transformers.
B-BBEE: Valid certificate or sworn affidavit required; improvement plans are contractual obligations.
SDL&I: Commitments are mandatory but do not affect scoring.
NIPP: Required for contracts with imported content ≥USD 5 million.
Secondary contract options: Parent Company Guarantee (Option X4) and Performance Bond (Option X13) to be confirmed after evaluations.
Technical Specifications
Source: Commercial.zip (unknown)
Scope: Design, detailed engineering, manufacture, testing, supply, delivery, removal, installation, commissioning, and storage of Class 0 and 1 power transformers on 'as and when' basis for 10 years.
Transformer types: Unit (links generator to power system), Service (supplies station loads), Station (start-up power), Auxiliary (process supply, typically <10MVA).
Standards: Comply with Eskom Specification 240-68973110, SANS 60076-11, and 240-57648800 for auxiliary transformers.
Auxiliary equipment: Conservator tank, breathers, MV/LV bushings, radiators/heat exchangers, fans, tap changers, protection equipment, instrumentation, valves, marshalling kiosks, Sergi fast depressurisation system (where applicable).
Fire protection: Complete system designed, manufactured, delivered in weather-proof container; installed and commissioned by Contractor.
Transportation: INCOTERM 2010 DDP site. Contractor responsible for all shipping, transportation, offloading. Approved contractors required (ERI/Rotran has first right of refusal for local road transport).
Impact recorders: Minimum 1 per transformer, fitted after factory acceptance tests, removed after final placement.
SFRA and insulation resistance tests must be performable during transportation.
Quality: ISO 9001:2015 and Eskom Supplier Quality Management Specification 240-105658000 (QM 58) compliance required. Manufacturing facility must be Eskom Accredited.
Project Quality Plan (PQP) and Quality Control Plans (QCPs) must be submitted for acceptance.
Training: Provide operation and maintenance training to Eskom personnel (max 15 per power station, 2 days duration). Specialized engineering training for power station engineers at Contractor’s facilities (minimum 5 engineers per 2-year period).
Financial Requirements
Source: Commercial.zip (unknown)
Pricing: Lump sum prices for each activity on Activity Schedule (Option A: Priced contract with activity schedule). Only completed activities paid; no partial payments.
Payment terms: 30 calendar days after signed assessment by both parties and receipt of valid tax invoice. For contracts >R50 million, payment term is 60 days.
Tax invoice: Provide within 1 week of receiving payment certificate. Delay extends payment deadline.
VAT: Comply with VAT Act 89 of 1991 and include Eskom’s VAT number (4740101508) on invoices.
Bonds/guarantees: Performance Bond (Option X13) and Parent Company Guarantee (Option X4) may be required post-evaluation.
Retention: Option X16 (Retention Money Guarantee) may apply. Contractor may provide Retention Money Guarantee to avoid retention deductions.
ASGI-SA Guarantee: Required if applicable.
Insurance: Provide certificates for insurances listed in Insurance Table A (e.g., loss/damage to works, equipment, liability for property damage/bodily injury). Employer provides insurances in Insurance Table B (e.g., Assets All Risk, Contract Works, Environmental Liability).
Nuclear liability: Employer (Eskom) solely responsible for nuclear damage at Koeberg Nuclear Power Station, except for unlawful intent or unauthorized presence of Contractor.
Compliance Requirements
Source: Commercial.zip (unknown)
Mandatory documents: SBD 1 (Invitation to Bid), Authorisation Form (Annexure A), Acknowledgement Form (Annexure B), Tenderer’s Particulars (Annexure C), Integrity Declaration Form (Annexure D), CPA Requirements for Local Goods/Services (Annexure E), CPA(IG) for Foreign Goods/Services (Annexure F, if applicable), SBD 6.2 Declaration Certificate for Local Production and Content (Annexure G1, if applicable), Local Content Declaration (Annexures G2-G4, if applicable).
CSD registration: Required to access eTendering system.
B-BBEE: Valid certificate or sworn affidavit required. For annual revenue ≤R10 million: Exempted Micro Enterprise (EME) may submit sworn affidavit. For annual revenue ≤R50 million: Qualifying Small Enterprise (QSE) must comply with QSE scorecard or submit sworn affidavit if ≥51% Black-owned. For annual revenue >R50 million: Valid B-BBEE certificate required.
B-BBEE improvement plan: Submit within 30 days of contract signing.
CIDB registration: Required if applicable.
Local content: For designated sectors (transformers), minimum thresholds apply (80% for Class 1, 90% for Class 0). Exemptions for transformers ≥40MVA for Eskom Generation.
NIPP: Mandatory for contracts with imported content ≥USD 5 million; requires signing obligation agreement with DTIC before contract award.
SDL&I: Commitments are contractual obligations. Penalty of 3% of contract value for non-compliance; 3% of invoices retained as security until obligations fulfilled. Quarterly reporting required.
Security clearance: Criminal verification record security clearance certificates required for all personnel accessing Eskom sites. Certificates must be issued by SAPS-accredited provider, ≤4 weeks old, valid for contract duration.
POPIA: Both parties must comply with Protection of Personal Information Act, 2013.
Asbestos: Employer ensures ambient air meets South African standards (OEL: 0.2 fibres/ml, 4-hour TWA). Contractor may stop work if asbestos identified until area declared safe.
DocumentSafety.zipReview complete
Description
Source: Safety.zip
Scope of Work:
The design, detailed engineering, manufacture, and testing at works.
Supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage of Class 0 and 1 power transformers.
Work is to be performed on an 'as and when' required basis for a period of ten years.
Purpose:
Eskom’s responsibility is to ensure a safe working environment in line with its Safety, Health, Environmental, and Quality (SHEQ) Policy and applicable legislative obligations.
This OHS specification outlines Eskom Generation's minimum requirements for contractors/suppliers and delivery organizations during the contract period.
Applicability:
Applicable to any contracting organization responding to Eskom Generation's tender/enquiry with the intention of entering into a contract.
Contractors are expected to develop an OHS plan that meets these requirements and all relevant applicable legislation.
Eskom does not assume the contractor’s legal responsibilities; contractors remain accountable for their health and safety programs.
Contact Information
Source: Safety.zip (unknown)
Eskom Contract’s Manager: Faneng Mashilo
Eskom’s SNR Advisor Procurement: Tshepiso Apollos
Eskom’s SNR Advisor OHS: Mikateko Chauke
Project Address: Megawatt Park, 1 Maxwell Drive, Sunninghill
Submission Guidelines
Source: Safety.zip (unknown)
Submit the following returnable documents as part of your tender:
Signed Annexure B: Acknowledgement Form for Eskom OHS legal and other requirements.
OHS Plan: Must address project/scope-specific OHS risks and align with Eskom’s health and safety specifications or requirements.
Baseline OHS Risk Assessment (BRA): Identify, assess, and manage Safety, Health, and Environmental risks related to the scope of work. Include the methodology used for the risk assessment.
Valid Letter of Good Standing (COIDA or equivalent).
OHS Policy: Signed by the CEO and compliant with OHS Act Section 7.
Evaluation Criteria
Source: Safety.zip (unknown)
Evaluation will focus on:
Submission of all five mandatory OHS returnables: Annexure B, OHS Plan, BRA, Letter of Good Standing, and OHS Policy.
Compliance with Eskom’s OHS legal and other requirements as outlined in Annexure B and the OHS specification.
Alignment of the contractor’s OHS Plan with Eskom’s health and safety specifications and applicable legislation.
Thoroughness and methodology of the Baseline OHS Risk Assessment (BRA).
Validity of the Letter of Good Standing (COIDA) and compliance with OHS Act Section 7 for the OHS Policy.
Contractor’s ability to demonstrate understanding and implementation of Eskom’s SHEQ Policy and legislative obligations.
Contractor’s process and selection criteria for appointing subcontractors/suppliers, including notification to Eskom prior to appointment.
Demonstration of adequate resources and competencies for contract execution.
Technical Specifications
Source: Safety.zip (unknown)
Scope of Work:
Design, detailed engineering, manufacture, and testing at works.
Supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage.
Applies to Class 0 and 1 power transformers on an 'as and when' required basis for a period of ten years.
Key Requirements:
Contractors must develop an OHS plan that meets Eskom’s minimum requirements and all relevant applicable legislation.
Contractors are accountable for the quality and execution of their health and safety programs for their employees and appointed contractor employees.
Compliance with Eskom’s SHEQ Policy and applicable legislative obligations is mandatory.
Contractors must ensure all employees are familiar with relevant Eskom OHS documentation before project commencement.
Contractors must align their processes with Eskom’s OHS requirements, policies, procedures, and standards.
Standards and References:
Occupational Health and Safety Act 85 of 1993 and its Regulations.
Compensation for Occupational Injuries and Diseases Act 130 of 1993.
ISO 45001, SANS Standards (e.g., SANS 1186 Symbolic Safety Signs).
Eskom-specific procedures: 32-520 Risk Assessment, 32-418 Working at Heights, 32-37 Substance Abuse, 240-62196227 Life-Saving Rules.
Eskom Life-Saving Rules must be adhered to, including:
Open, Isolate, Test, Earth, and Create an Equipotential Zone Before Touch (for plant operating above 1000V).
Hook Up at Heights (working at height safety).
Buckle Up (seat belt use in vehicles).
Be Sober (zero tolerance for alcohol/drugs).
Permit to Work (required for authorized work).
Ensure Safe Live Working (adherence to High Voltage Live Working Standards).
Compliance Requirements
Source: Safety.zip (unknown)
Mandatory Compliance:
Registration with the Compensation Commissioner and a valid Letter of Good Standing (COIDA). The obligation lies with contractors to ensure the LoG remains valid throughout the contract period.
Compliance with the Occupational Health and Safety Act 85 of 1993 and its Regulations.
Construction Professional Registration: Principal contractor and appointed contractors must be registered with SACPCMP (South African Council for the Project and Construction Management Professions). SHE professionals, Construction Managers, and Construction Agents must also register with SACPCMP.
Notification of Construction Work: Principal contractor must notify the Department of Employment and Labour (DEL) of construction work as per Construction Regulation 4 of the OHS Act. A copy of the notification and DEL approval must be filed in the SHE file.
SHEQ Policy: Must be signed by the CEO or appointed assistant, displayed prominently in the workplace, and filed in the contractor’s OHS files.
Section 37(2) Legal Agreement: Must be signed between Eskom and the main contractor and included in the OHS file prior to the start of work. The main contractor must also compile Section 37(2) agreements with all appointed contractors.
Statutory and Non-Statutory Appointments:
Statutory Appointments (per OHS Act): Incident Investigator, Health and Safety Committee Member, Hazardous Chemical Substances Coordinator, Health and Safety Representative, Machinery Supervisor, Portable Gas Container Inspector, First Aider.
Non-Statutory Appointments (Eskom requirements): Emergency Planning Coordinator, Chairperson of Health and Safety Committee, Eskom Site Manager, Eskom Site Supervisor, Risk Assessor, Safety Officer, Working at Heights Planner.
Additional Requirements:
Prohibition of Child Labour: Compliance with the Constitution of the Republic of South Africa (Bill of Rights) and the Basic Conditions of Employment Act, Chapter 6, Section 43. Eskom does not condone child labour.
Substance Abuse: Zero tolerance for alcohol and drugs; compliance with Eskom’s Substance Abuse Procedure (32-37) and Life-Saving Rule 4 (BE SOBER). Ad hoc alcohol testing may be conducted on Eskom sites.
Contractor Organisational Structure: Main contractor must provide an organogram depicting all levels of responsibility from the CEO down to project supervisors, including names, positions, and legal appointments. Appointed contractors must also provide their organograms.
OHS Files: Contractors must compile and maintain OHS files containing all relevant health and safety records for each work site.
Costing for OHS: OHS costs (e.g., training, PPE, safety equipment) must be itemised based on the project scope.
DocumentSDL&I.zipReview complete
Description
Source: SDL&I.zip
Scope: Assessment, design, detailed engineering, manufacture, testing at works, supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage of Class 0 and 1 power transformers on an 'as and when' required basis. Duration: 10 years.
Important Dates
Source: SDL&I.zip (unknown)
Contract duration: 10 years. SDL&I Implementation Schedule due within 28 days of contract award. B-BBEE Improvement Plan due within 30 days of signing the contract. Quarterly SDL&I compliance reports required throughout the contract.
Submission Guidelines
Source: SDL&I.zip (unknown)
Submit the following returnable documents: SBD 6.2 Declaration Form and Annex C (Local Content Declaration-Summary Schedule) if applicable. Failure to submit these will not disqualify the tenderer but will result in scoring only out of 90/80 for price and 0 for specific goals.
Evaluation Criteria
Source: SDL&I.zip (unknown)
Scoring system: 90/10 or 80/20 (price vs. specific goals). Preference points for specific goals (max 10/20) are added to price points and rounded to two decimal places. Contract awarded to the highest scorer per PPPFA Section 2(1)(f). B-BBEE points: Level 1 (10/20), Level 2 (9/18), Level 3 (6/14), Level 4 (5/12), Level 5 (4/8), Level 6 (3/6), Level 7 (2/4), Level 8 (1/2), Non-compliant (0/0). Objective criteria (e.g., designated sectors, NIPP) are not mandatory but may lead to the second-ranked tenderer being recommended if unmet.
Technical Specifications
Source: SDL&I.zip (unknown)
Scope: Design, detailed engineering, manufacture, testing at works, supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage of Class 0 and 1 power transformers on an 'as and when' required basis. Local content thresholds: Class 1 (1.25–160 MVA, 11–132 kV): 80%; Class 0 (0.001–1 MVA, 220V–22 kV): 90%. Exemption: Transformers rated ≥40 MVA for Eskom Generation may be imported. SBD 6.2 and Annex C are returnable if applicable.
Financial Requirements
Source: SDL&I.zip (unknown)
Eskom retains 3% of every invoice (excluding VAT) as security for SDL&I obligations. Penalty of 3% of contract value applies for failure to meet SDL&I obligations. Retained amounts are released only upon full fulfilment of SDL&I obligations.
Compliance Requirements
Source: SDL&I.zip (unknown)
B-BBEE: Valid certificate (SANAS-accredited) or sworn affidavit required. EMEs (≤R10M revenue): Sworn affidavit. QSEs (≤R50M revenue): QSE scorecard compliance unless ≥51% Black-owned (sworn affidavit). >R50M revenue: Valid B-BBEE certificate. Affidavits must include: deponent name/ID, designation, enterprise name/address, ownership percentages (Black, Black Female, designated groups), revenue, financial year-end, B-BBEE level, empowering supplier status, and Commissioner of Oath details (same date, not affiliated with the enterprise). Local content: Minimum thresholds apply for transformers <40 MVA. NIPP: Mandatory for contracts with imported content ≥USD 5M; requires dtic obligation agreement before contract signing. SDL&I: Subcontracting to EME/QSEs with ≥51% Black ownership; job creation/retention proposals; skills development for unemployed candidates (aligned with Gazette 43937).
Section
Source: SDL&I.zip
Preference points: 10/20 for specific goals (added to price points, rounded to two decimal places). B-BBEE points allocation: Level 1 (10/20), Level 2 (9/18), Level 3 (6/14), Level 4 (5/12), Level 5 (4/8), Level 6 (3/6), Level 7 (2/4), Level 8 (1/2), Non-compliant (0/0). Contract awarded to highest scorer per PPPFA. Missing preference point documentation: score only out of 90/80 for price and 0 for specific goals. Objective criteria (e.g., designated sectors, NIPP) are not mandatory but may lead to second-ranked tenderer being recommended if unmet.
DocumentTechnical 1.zipReview complete
Description
Source: Technical 1.zip
The scope involves the design, detailed engineering, manufacture, testing at works, supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage of Class 0 and Class 1 power transformers. These transformers are to be provided on an 'as and when' required basis for a period of ten years. The transformers must meet Eskom's specifications for reliability, interchangeability, low maintenance, and environmental sustainability, with a design life of over 40 years.
Evaluation Criteria
Source: Technical 1.zip (unknown)
Evaluation is based on a two-stage process: mandatory and discretionary criteria.
Mandatory Requirements:
Completeness of documents: All required information must be submitted. Gaps, 'TBA', or similar remarks render the document incomplete. Each missing piece of information results in a 25-point penalty. All technical information must be clearly indexed.
Technical Requirements: Proposals must comply with minimum requirements specified in the tender. Non-compliance results in a 25-point penalty per deviation. Parameters tighter than Eskom’s requirements are neither penalized nor rewarded.
Discretionary Requirements: Other items are assessed as per the score list in Appendix C of the evaluation criteria document.
Factory Assessment: Each factory intended for supply must undergo evaluation. Factories previously accredited may be exempted. Only accredited factories can supply Eskom. Factories must address all concerns to qualify.
Scoring Methodology: All bidders start with 100 points. Penalties are deducted for non-compliance. Bidders must score 80 or above to progress to the next evaluation stage.
Technical Specifications
Source: Technical 1.zip (unknown)
Scope: Design, detailed engineering, manufacture, testing at works, supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage of Class 0 and 1 power transformers on an 'as and when' required basis for a period of ten years.
Key Technical Requirements:
Transformers must be oil-filled, with highest voltage winding operating at or above 2.2 kV, and a rating above 1.25 MVA.
Design life expectancy: 40+ years with minimal maintenance.
Site Conditions: Outdoor installation, altitude up to 1800m, ambient temperatures ranging from -10°C to +40°C, average humidity of 90%, high solar and UV radiation, seismic conditions of at least 0.3g, and very heavy pollution levels.
Network Conditions: 50Hz frequency (±2.5Hz), capable of handling voltage unbalances of 2%, harmonic pollution up to 3% THD, and geomagnetically induced currents (GIC) for 400kV and above transformers.
Ratings: Continuous ratings as per Schedule A, with ONAN ratings at least 0.60 pu (0.7 pu for Class 1).
Impedance: As per Schedule A, with tolerance of ±7.5% on nominal tap position.
Short Circuit Withstand: Must comply with IEC 60076-5 and Eskom’s specific criteria.
Clearances: Must meet IEC 60076-3 and Eskom’s requirements for phase-to-earth and phase-to-phase clearances.
Bushings: Dry type technology preferred, with composite insulators in grey. Must comply with specification 240-56062799.
Tap Changers: On-load or off-circuit as specified, with detailed requirements for ratings, insulation, and design.
Cooling: ONAN, ONAF, or ODAF as specified, with fans and pumps meeting Eskom’s standards.
Corrosion Protection: Must comply with 240-56030674, suitable for C5-M (very high marine and industrial) environments.
Testing: Factory tests include routine, type, and special tests as per IEC and Eskom’s specifications. On-site tests include oil tests, electrical tests, and commissioning tests.
Documentation: Must include detailed drawings, test certificates, and manuals as specified in the tender.
Compliance Requirements
Source: Technical 1.zip (unknown)
Compliance with Eskom specifications and standards is mandatory. Key requirements include:
Quality Management: ISO 9001 certification for suppliers.
Standards Compliance: IEC 60076 series for power transformers, IEC 60137 for bushings, and other relevant IEC standards.
Eskom-Specific Standards: Compliance with Eskom’s internal specifications such as 240-56063843 (temperature gauges), 240-56063908 (Buchholz relays), 240-56356191 (oil level indicators), 240-56063867 (rapid pressure rise relays), 240-56063871 (pressure relief devices), 240-56535946 (cooling fans), 240-56062799 (capacitor bushings), 240-56030674 (corrosion protection), and 240-56062726 (intrusive work and oil filling).
B-BBEE: Minimum B-BBEE compliance level of 2 is required.
Local Content: Preference for local manufacturing and supply where feasible.
Environmental: Compliance with environmental regulations, including oil management as per 32-406 and 240-75661431.
Safety: Compliance with Eskom’s health and safety requirements (EST32-136) and South African National OHS Act.
Documentation: All deviations from specifications must be listed and approved by Eskom in writing. Non-compliance without approval constitutes a non-conformance.
Section
Source: Technical 1.zip
Evaluation is based on mandatory and discretionary criteria:
Mandatory Requirements:
Completeness of documents: All required information must be provided without gaps or placeholders like 'TBA'. Missing information results in a 25-point penalty per item.
Technical compliance: Proposals must meet all minimum technical requirements. Non-compliance results in a 25-point penalty per deviation.
Discretionary Requirements: Evaluated based on the score list in Appendix C of the evaluation document.
Factory Assessment: Each factory must be evaluated and accredited. Previously accredited factories may be exempted. Only accredited factories can supply Eskom.
Scoring: All bidders start with 100 points. Penalties are deducted for non-compliance. Bidders must score 80 or above to progress to the next stage.
DocumentQuality.zipReview complete
Description
Source: Quality.zip
The tender involves the design, detailed engineering, manufacture, testing at works, supply, delivery, removal of existing transformers, placement on foundation, installation, erection, testing, commissioning, and storage of Class 0 and 1 power transformers. The work is to be performed on an 'as and when' required basis for a period of ten years. The scope is national and applies to Eskom’s Generation Division.
Important Dates
Source: Quality.zip (unknown)
Closing date: 30 June 2026 at 10:00 AM (SAST).
Pre-contract award: Submit all returnable documents, including Form A, with the tender.
Post-contract award: Submit final CQP and QCP/ITP within 30 days of contract award or as per the stated timeline.
Sub-supplier QCP/ITP must be submitted within 30 days of tender award.
Mandatory quality kick-off meeting at the start of the contract.
Pre-inspection meetings convened by Eskom or its inspection agency. Fourteen days’ advance notice required for coordination meetings.
Mandatory pre-inspection meetings will be convened by Eskom or its inspection agency, with attendance required by supplier and sub-supplier representatives.
Submission of Form A and returnable documents must be directed to the Supply Chain Management department.
For quality-related queries, contact the Eskom Quality Management team via official tender communication channels.
Submission Guidelines
Source: Quality.zip (unknown)
Submit the following returnable documents as per the List of Tender Returnables (240-12248652):
Completed and signed Form A (Tender and Contract Quality Requirements for Supplier Quality Management: Specification 240-105658000/QM 58 and ISO 9001 Standard).
Valid ISO 9001 certificate or equivalent QMS certification from an accredited body. The certificate must be valid (check expiry date), issued by an approved and authorized certification authority with recognized international accreditation, and the product/service scope must be defined and relevant.
Latest internal and external QMS audit reports (not older than 12 months), including nonconformity, correction, and corrective action reports.
Draft Contract Quality Plan (CQP) specific to the scope of work, aligned with ISO 10005. Must include management of records (e.g., material tests, PMI testing, material certification), access provisions for Eskom inspections, and submission of final documentation (e.g., manufacturing data book) prior to shipment.
Draft or example of an Inspection and Test Plan (ITP) or Quality Control Plan (QCP) for similar/previous work.
Documented information for Control of Externally Provided Processes, Products, and Services (e.g., criteria for evaluation, selection, monitoring, and re-evaluation of external providers).
Latest external QMS audit report (not older than 12 months) with nonconformity, correction, and/or corrective action reports (1 point).
Records of Management Review meetings (1 point).
Contract Quality Plan (CQP) Requirements (Section C - Max Score: 1):
Draft CQP specific to the scope of work, aligned with ISO 10005 (1 point).
Quality Control Plan (QCP) Requirements (Section D - Max Score: 1):
Draft or example of an ITP or QCP for similar/previous work (1 point).
Additional Requirements (Section E - Max Score: 1):
Form A completed and signed (1 point).
Total possible score: 12. Suppliers must meet all mandatory requirements for Category 1 to qualify. Additional preferred criteria may include prior experience with Eskom, track record in power transformer projects, and familiarity with Eskom’s procurement processes.
Technical Specifications
Source: Quality.zip (unknown)
Scope of work:
Design and detailed engineering of Class 0 and 1 power transformers.
Manufacture and testing at works.
Supply and delivery of transformers.
Removal of existing transformers.
Placement on foundation, installation, erection, and testing.
Commissioning and storage of transformers on an 'as and when' required basis for a period of ten years.
Key technical requirements:
Compliance with Eskom Supplier Quality Management Specification (240-105658000) and ISO 9001.
Contract Quality Plan (CQP) must outline:
How quality requirements will be achieved, including resources, communication channels, and applicable documents.
Management of records (e.g., material tests, PMI testing, material certification).
Free and uninhibited access for Eskom inspections.
Submission of final documentation (e.g., manufacturing data book) prior to shipment.
Special processes (e.g., welding, NDT, coating, heat treatment) must be pre-qualified, with qualified personnel and procedures. Welder qualifications (WQR, WPS, PQR) must be submitted for review and acceptance.
Quality Control Plan (QCP)/Inspection and Test Plan (ITP) must cover:
Materials certification, fabrication, in-process inspections, final acceptance tests, packaging, pre-shipment, shipping, preservation, site acceptance tests, construction, erection, pre-commissioning, and commissioning tests.
Hold points and witness points as defined by Eskom. Work shall not proceed beyond hold points without Eskom authorization.
Pre-approval of procedures and personnel qualifications.
Compliance with applicable codes and standards (e.g., ISO 3834 for Welding Management System).
Personnel performing special processes must be certified competent (e.g., NDT certification via SETA-accredited providers).
Preservation requirements for equipment and materials during storage, transportation, and commissioning.
Sub-suppliers must submit their own CQP and QCP/ITP, aligned with Eskom’s requirements.
Eskom reserves the right to perform audits, surveillance, and appoint resident inspectors at supplier or sub-supplier premises.
Compliance Requirements
Source: Quality.zip (unknown)
Mandatory compliance requirements:
Valid ISO 9001 certification or equivalent QMS certification from an accredited body. Certification must meet all criteria in Section A of the quality requirements.
Completion and submission of Form A (Tender and Contract Quality Requirements for Supplier Quality Management: Specification 240-105658000/QM 58 and ISO 9001 Standard).
Submission of all returnable documents as per the List of Tender Returnables (240-12248652).
Compliance with Eskom’s Procurement and Supply Chain Management Policy (32-1033) and Procedure (32-1034).
Adherence to Preferential Procurement Policy Framework Act (PPPFA), 2000.
B-BBEE: Minimum Level 1 compliance required.
CIDB registration (if applicable for construction-related activities).
Sub-suppliers must comply with Eskom’s QMS requirements and be subject to capability and capacity assessments if involved in critical activities (e.g., design, manufacturing, testing, installation).
Suppliers must inform Eskom of any proposed changes to the QMS or staff that will affect quality prior to implementation.
Suppliers must allow Eskom rights of access to facilities, records, and audits for verification and monitoring.
Suppliers must comply with Eskom’s rights to information, preservation requirements, and management of nonconformities.
Suppliers must manage special processes (e.g., welding, NDT) in accordance with Eskom’s specifications and applicable standards.
DocumentEnvironmental.zipReview complete
Description
Source: Environmental.zip
Purpose: Assess whether suppliers have submitted the required environmental documentation as specified in the tender enquiry and that such documentation complies with the specified requirements.
Scoring is binary (0 = no document submitted or not meeting requirements, 1 = requirements met) for each environmental criterion. Minimum weighted average score required: 80% or above. Evaluation score sheet must be authorized by the relevant senior manager. Non-conformance issues are documented via Appendix A: Non-Conformance Form.
Technical Specifications
Source: Environmental.zip (unknown)
Purpose: Verify supplier submission of required environmental documentation and its compliance with tender specifications.
Covers preferential procurement and preference-point systems used in public tenders.
Relevant because this is a South African public-sector procurement opportunity.
Prevention and Combating of Corrupt Activities Act (PRECCA)
Act 12 of 2004
high
Supports anti-corruption controls and supplier integrity in procurement processes.
Relevant because this is a South African public-sector procurement opportunity.
Public Procurement Act, 2024 (PPA)
Act 28 of 2024
high
Provides the national framework for public procurement across government.
Relevant because this is a South African public-sector procurement opportunity.
Promotion of Access to Information Act (PAIA)
Act 2 of 2000
medium
Supports access to tender records, award decisions and public-sector procurement information.
Relevant because this is a South African public-sector procurement opportunity.
Promotion of Administrative Justice Act (PAJA)
Act 3 of 2000
medium
Supports lawful, reasonable and procedurally fair administrative tender decisions.
Relevant because this is a South African public-sector procurement opportunity.
Address
Various Site as per the Invitation to Tender - Various Site as per the Invitation to Tender. - Various Site as per the Invitation to Tender - 0000
Document-Backed
Source Snapshot Available
AI Enhanced
Source confidence
High source confidence
Official source
eTenders.gov.za
Documents found
7
Last checked
12 Jul 2026
AI status
Enhanced
Data conflicts
None detected
This tender has strong source evidence, including source metadata and supporting tender information synced from the government tender portal.
Tenders SA is not the issuing authority. All tenders are automatically synced from the official government tender portal. Always confirm final submission details, closing dates, briefing sessions, eligibility requirements, and documents on the official government portal before applying.