Objectives

The primary objective is to ensure the safe, reliable, and uninterrupted operation of critical electrical infrastructure at Ngwelezane Hospital through comprehensive preventive maintenance, inspection, and servicing of medium voltage switchgear and mini substations. The service aims to mitigate electrical hazards, restore optimal performance, and support continuous hospital operations.

Scope

This is a once-off service contract covering 28 units located at Ngwelezana Hospital, Empangeni, KwaZulu-Natal. The scope includes:

• Servicing 19 units of electrical medium voltage switchgear (rated 1000V–11000V).
• Servicing 9 units of mini substations encompassing both medium voltage (MV) and low voltage (LV) systems.
• All maintenance activities must be fully completed within a maximum period of three weeks (15 working days) from contract commencement.

Technical Requirements

Bidders must execute detailed maintenance procedures that comply with SANS-approved standards. Core technical tasks include:

• Isolating circuits, performing safety tests to verify dead conditions, and earthing equipment to achieve zero potential.
• Cleaning and air-blowing MV and LV panels, busbars, contacts, terminations, and control panels.
• Replacing burnt or damaged LV breakers and securely tightening all loose electrical connections.
• Wiping panels using approved non-conductive electrical cleaners.
• For mini substations: inspecting and testing MV/LV breakers, evaluating and refilling insulation oil as required, verifying earthing integrity, securing locking mechanisms, inspecting bushings, and cleaning kiosk exteriors.
• Submitting a comprehensive after-service report documenting all interventions, test results, and replacements performed.

Skills and Qualification Requirements

To be considered responsive, bidders must submit verifiable documentation proving legal compliance, technical competence, and relevant experience:

• Valid CIDB registration with a minimum Grade 1 EB classification.
• Holding a current 11000V Switching Certificate and a qualified electrician certification.
• Active registration on the Central Suppliers Database (CSD) with updated CIPC business documentation.
• A current Tax Compliance Certificate (TCC) or equivalent SARS verification.
• Proof of prior similar work: a certificate of completion issued on the previous client’s letterhead, clearly stating the tender/order number, contract value, and bearing an authorized official’s signature.
• Compliance with national preferential procurement regulations, including proof of Black ownership (minimum 51%) to claim preference points.

Key Terms and Definitions

• 80/20 Preference Point System: A standard South African public procurement evaluation model where 80 points are awarded based on competitive pricing and 20 points are allocated for specific socio-economic goals (in this tender, companies owned at least 51% by Black individuals).
• CIDB Grade 1 EB: A Construction Industry Development Board registration category indicating eligibility for small-scale electrical installation and maintenance projects.
• SANS Approved: Mandatory adherence to South African National Standards, ensuring that all materials, methods, and outcomes meet nationally recognized safety and quality benchmarks.
• Firm Pricing & Validity: Quoted amounts must remain fixed for 90 days and must be all-inclusive, covering labor, materials, travel, and delivery. Late submissions will be automatically disqualified.