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THE DESIGN, DETAILED ENGINEERING, MANUFACTURE, TESTING AT WORKS, SUPPLY, SHIPPING, TRANSPORTATION, DELIVERY, INSTALLATION, ERECTION, SITE-TESTING AND COMMISSIONING OF CLASS 1…

ESKOM invites bids for THE DESIGN, DETAILED ENGINEERING, MANUFACTURE, TESTING AT WORKS, SUPPLY, SHIPPING, TRANSPORTATION, DELIVERY, INSTALLATION, ERECTION, SITE-TESTING AND COMMISSIONING OF CLASS 1… in National. This tender closes on 7 Oct 2026.

Briefing session: 26 Aug 2026 at MS Teams

Buyer ESKOMProvince NationalCategory Manufacture of electrical equipmentType —Delivery Various Distribution Sites - Brackenfell - Western Cape - 7560

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E3324DXECOU — THE DESIGN, DETAILED ENGINEERING, MANUFACTURE, TESTING AT WORKS, SUPPLY, SHIPPING, TRANSPORTATION, DELIVERY, INSTALLATION, ERECTION, SITE-TESTING AND COMMISSIONING OF CLASS 1 POWER TRANSFORMERS ON AN “AS AND WHEN” REQUIRED BASIS OVER A FIVE (5) YEAR PERIOD FOR DISTRIBUTION DIVISION.

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Tender description

THE DESIGN, DETAILED ENGINEERING, MANUFACTURE, TESTING AT WORKS, SUPPLY, SHIPPING, TRANSPORTATION, DELIVERY, INSTALLATION, ERECTION, SITE-TESTING AND COMMISSIONING OF CLASS 1 POWER TRANSFORMERS ON AN “AS AND WHEN” REQUIRED BASIS OVER A FIVE (5) YEAR PERIOD FOR DISTRIBUTION DIVISION.

Special conditions

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Tender documents

63 - 20MVA 44-22kV (YNd1)(2025).xlsx 54 - 10MVA 22-6_6kV (YNyn0)(2025).xlsx 22_5MVA 44-2.2kV YNd1.xlsx 27_5MVA 88-6_6kV YNd1.xlsx 111 - 160MVA 132-66-22kV (YNa0d1)(2026).xlsx 31_5MVA 66-3.3kV YNd1.xlsx 26_5MVA 66-22kV YNd1.xlsx 55- 10MVA 88-6.6kV (YNd1)(2025).xlsx 24_5MVA 44-6.6kV YNd1.xlsx 41_10MVA 44-22kV YNd1.xlsx 109 - 80MVA 132-44kV (YNd1)(2026).xlsx 35_5MVA 66-22kV YNd1.xlsx 78 - 20MVA 132-44-22kV (YNa0d1)(2025)).xlsx 2. 20260624_Cat1- Quality Req _DX _ Class 1 TRFR.pdf 16_2.5MVA, 88-6.6kV YNd1.xlsx 1. E3324DXECOU_ Clarification Questions and Answers No1.pdf 9. Dx works information for Storage Units.pdf 21_5MVA 44-11kV YNd1.xlsx 12_2.5MVA, 88-2.2kV YNd1.xlsx 90 - 40MVA 132-11kV (YNd1)(2025)(High Z).xlsx 15. 240-171000616_Technical Evaluation Criteria for Dx trfrs final.pdf 101 - 45MVA 132-22kV (YNd1)(2026).xlsx 1. Invitation to Tender (ITT)_Class 1 Power Transformers.docx 9_2.5MVA, 22-6.6kV Yd9.xlsx 11_2.5MVA, 44-2.2kV Yd9.xlsx 10_2.5MVA, 33-22kV YNyn0.xlsx Clarification Meeting_Meeting Minutes_26 August 2026_.pdf 56 - 10MVA 22-2.2kV (YNyn0)(2025-Yn).xlsx 18_5MVA 22-6.6kV YNyn0.xlsx 29_5MVA 22-2_2kV YNyn0.xlsx 6. E-tendering Help Manual for supplier.docx 2. Eskom_Standard_Conditions_of_Tender.pdf 2. 240-56030674 Rev 2 paint spec_Signed.pdf 58 - 10MVA 66-3.3kV (YNd1)(2025-Yn).xlsx 1_1.25MVA, 22-11kV YNyn0.xlsx 106 - 80MVA 132-66-22kV (YNa0d1)(2026).xlsx 1. ST_240-68973110 Rev 3 Power Transformer Standard Specification.pdf 38_10MVA 33-22kV YNyn0.xlsx 93 - 40MVA 132-33kV (YNd1)(2025)2.xlsx 44_10MVA 66-22kV YNd1.xlsx 45_10MVA 66-11kV YNd1.xlsx 32_5MVA 88-3.3kV YNd1.xlsx 1. Environmental Requirements_Dx Class 1 Power Transformers.docx 8_2.5MVA, 22-3.3kV Dyn11.xlsx 80 - 20MVA 22-11kV (YNyn0)(2025).xlsx 33_5MVA 88-11kV YNd1.xlsx 1. Invitation to Tender (ITT)_Class 1 Power Transformers.pdf 49_10MVA 88-33kV YNd1.xlsx 99 - 40MVA 88-6_6kV (YNd1)(2025).xlsx 4.240-109253698 CQP Template.pdf 60 - 20MVA 33-11kV (YNyn0)(2025).xlsx 82 - 20MVA 66-11kV (YNd1)(2025).xlsx 13. ST_240-56356191 Rev 3 TRANSFORMER AND REACTOR OIL LEVEL INDICATORS SPECIFICATION.pdf 5. E-Tenderers E-Tendering Training Acknowledgement Form (1).docx 40_10MVA 44-11kV YNd1.xlsx 69 - 20MVA 88-44kV (YNd1)(2025).xlsx 37_10MVA 33-11kV YNyn0.xlsx 28_5MVA 88-22kV YNd1.xlsx 3. Baseline Risk Assessmnet_2025 (002).pdf 74 - 20MVA 132-22kV (YNd1)(2025).xlsx 102 - 80MVA 132-44-11kV (YNa0d1) (2026).xlsx 1. 240-105658000 Supplier Quality Management Specification (3).pdf 71 - 20MVA 88-6_6kV (YNd1)(2025)(High Z).xlsx 64 - 20MVA 66-22kV (YNd1)(2025-Yn)(High Z).xlsx 17_5MVA 22-11kV YNyn0.xlsx 98 - 40MVA 66-11kV (YNd1)(2025).xlsx 96 - 40MVA 66-11kV (YNyn0)(2025).xlsx 43_10MVA 66-6.6kV YNd1.xlsx 70 - 20MVA 88-6_6kV (YNd1)(2025).xlsx 39_10MVA 33-6.6kV YNyn0.xlsx 14_2.5MVA, 44-6.6kV YNd1.xlsx 2. Annexure G2.pdf 34_5MVA 66-3.3kV YNd1.xlsx 4.240-109253698 CQP Template.docx 76 - 20MVA 132-6.6kV (YNd1)(2025)(High Z)2.xlsx 53_10MVA 132-33kV YNd1.xlsx 85 - 40MVA 88-11kV (YNd1)(2025).xlsx 6_2.5MVA, 22-11kV YNyn0.xlsx 8. ST_240-56062529 Rev 3 PASSIVE DEHYDRATING BREATHERS FITTED TO TRANSFORMERS,.pdf 8. Dx Works information for Installation Units.pdf 110 - 90MVA 132-44kV (YNd1)(2026).xlsx 100 - 40MVA 132-44-22kV (YNa0d1)(2025)).xlsx 59 - 10MVA 22-3.3kV (YNyn0)(2025-Yn).xlsx 15_2.5MVA, 66-3.3kV YNzn11.xlsx 67 - 20MVA 88-22kV (YNd1)(2025).xlsx 3_1.25MVA, 22-2.2kV DYN11.xlsx 11. 240-75661431 Rev 3 _STANDARD FOR MINERAL INSULATING OILS.pdf 5. 240-56063867 Transformer and Reactor Rapid Pressure Rise Relay.pdf 10. 240-56535946 Transformer and reactor cooling fans.pdf 113 - 160MVA 132-33kV (YNd1)(2026).xlsx 5. 20260622_ Form A Cat1 _DX_Class 1 TRFR.pdf 87 - 40MVA 88-22kV (YNd1)(2025).xlsx 7. 240-56063908 OIl and gas actuated relays (buchholz).pdf 57 - 10MVA 66-33kV (YNd1)(2025-Yn).xlsx 2_1.25MVA, 22-11kV Dyn11.xlsx 66 - 20MVA 88-11kV (YNd1)(2025).xlsx 4. Supplier Declaration of Interest.pdf 97 - 40MVA 66-11kV (YNd1)(2025-Yn)(Hi).xlsx 3. Annexure G3.pdf 81 - 20MVA 66-6.6kV (YNd1).xlsx 2. Annexure M - Annexure B_ Acknowledgement Form.pdf 1. SDLI Strategy Doc_ BIDDERS TEMPLATE _Class 1 Power Transformers.docx 72 - 20MVA 88-44-22kV (YNa0d1)(2025)).xlsx 6. E-tendering Help Manual for supplier.pdf 75- 20MVA 132-3.3kV (YNd1)(2025-Yn).xlsx 13_2.5MVA, 88-2.2kV Yd9.xlsx 107 - 80MVA 132-88-22kV (YNa0d1)(2026).xlsx 73 - 20MVA 132-11kV (YNd1)(2025).xlsx 3. Non-Disclosure Agreement (NDA) Vendors.docx 6. 240-56063871 Pressure relief devices.pdf 65 - 20MVA 66-22kV (YNd1)(2025).xlsx 1. 32-726-03T High Risk OHS Specification_.pdf 42_10MVA 44-6.6kV YNd1.xlsx 17. Vendor Questionnaire_Transformers_Annexure G_ 2.pdf 52_10MVA 132-22kV YNd1.xlsx 112 - 160MVA 132-88-22kV (YNa0d1)(2026).xlsx 12. Passive Dehydrating Breathers 240-56062529.pdf 16. Vendor Questionnaire_Transformers_Annexure G_ 1.pdf 3. 240-109253302 _ Quality Control Plan or Inspection Test Plan (QCP or ITP) rev 2.docx 18.Vendor Questionnaire_Transformers_Annexure G_ 3.pdf 94 - 40MVA 132-66-22kV (YNa0d1)(2025)).xlsx 30_5MVA 22-3_3kV YNyn0.xlsx 88 - 40MVA 88-33kV (YNd1)(2025).xlsx 6. TEAP_ST_240_170001064.pdf 104 - 80MVA 88-44-22kV (YNa0d1)(2026).xlsx 14. _240-56062799_Bushings Technical Specification_Rev 4.pdf 79 - 20MVA 132-66-22kV (YNa0d1).xlsx 62 - 20MVA 44-11kV (YNd1)(2025).xlsx 4. OHS Tender Evaluation Requirements _Transformers 2025.pdf 7. NEC3 ECC PreQual Class1 Power Trfr 5yr.docx 86 - 40MVA 88-11kV (YNd1)(2025)(High Z).xlsx 4. Annexure G4.pdf 46_10MVA 88-11kV YNd1.xlsx 95 - 40MVA 132-88-22kV (YNa0d1)(2025)).xlsx 92 - 40MVA 132-22kV (YNd1)(2025).xlsx 5_2.5MVA, 22-11kV DYN11.xlsx 91 - 40MVA 132-11kV (YNd1)(2025).xlsx 23_5MVA 44-3.3kV YNd1.xlsx 7_2.5MVA, 22-2.2kV Yd9.xlsx 1. Environmental Requirements_Dx Class 1 Power Transformers.pdf 83 - 20MVA 132-33kV (YNd1)(2025)2.xlsx 61- 20MVA 44-6.6kV (YNd1)(2025).xlsx 48_10MVA 88-3.3kV YNd1.xlsx 108 - 80MVA 88-33kV (YNd1)(2026).xlsx 20_5MVA 33-22kV YNyn0.xlsx 3. 240-56062720 Oil sampling points labels.pdf 105 - 80MVA 132-44-22kV (YNa0d1)(2026).xlsx 25_5MVA 66-11kV YNd1.xlsx 19_5MVA 33-11kV YNyn0.xlsx 51_10MVA 132-11kV YNd1.xlsx 9. 240-56356202 Bag leak detector.pdf 50_10MVA 132-6.6kV YNd1.xlsx 77 - 20MVA 132-6.6kV (YNd1)(2025)2.xlsx 36_10MVA 22-11kV YNyn0.xlsx 1. SDLI Strategy Doc_ BIDDERS TEMPLATE _Class 1 Power Transformers.pdf 68 - 20MVA 88-33kV (YNd1)(2025).xlsx 4_1.25MVA, 22-6.6kV, YNyn0.xlsx 4. 240-56063843 Analogue oil and winding temperature indicators.pdf 84- 40MVA 66-22kV (YNd1)(2025).xlsx 47_10MVA 88-22kV YNd1.xlsx

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