Objectives

The primary objective of this tender is the replacement of air conditioners at the Parks offices located at the Northern Services Depot. The project aims to upgrade and install new air conditioning units, ensuring proper functionality, safety, and compliance with relevant standards.

Scope

The scope of work includes:

• Removal of existing air conditioners and delivery of old units to SCM.
• Installation of 5 x 12,000 BTU split air conditioning units.
• Provision and installation of new brackets for condenser units.
• Installation of new power points from the nearest distribution board.
• Installation of weatherproof double pole isolators within arm's reach of the condenser units.
• Installation of 25A single pole circuit breakers and surge protection devices.
• Revising legend cards and providing unique stickers for the new units.
• Providing remotes with batteries and wall holders for all new units.
• Commissioning and testing of the newly installed units.
• Installation of piping with insulation, sealing holes, and replacing brackets as needed.
• Preparation of detailed reports, including spreadsheets of installed units, manuals, job cards, certificates, scrap forms, and invoices.

Technical Requirements

The technical specifications include:

• Installation of split units with specified BTU ratings.
• Provision of new brackets, power points, isolators, and circuit breakers.
• Electrical work adhering to SANS 10142 and OHSACT regulations, including proper isolation, labelling, and wiring practices.
• Use of approved cables, conduits, and surge arrestors, with full-length cable runs without joints.
• Installation of surge protection devices and independent power points for each air conditioner.
• Proper sealing of piping holes and insulation with Armoflex pipe insulation.
• Provision of operating manuals, remotes, and proper labelling of all electrical components.
• Compliance with safety standards, including working at heights with appropriate safety gear and equipment.

Skills Requirements

The successful bidder must demonstrate:

• Experience in air conditioning installation and maintenance, with successful completion of similar projects (minimum of 3-5 projects recommended).
• Qualified technicians with at least 3-5 years of relevant experience and appropriate trade certificates.
• Electricians accredited with at least 3 years of experience, with valid wireman’s licenses and trade qualifications.
• Ability to carry out electrical work in compliance with regulations, including wiring, isolator installation, and surge protection.
• Capability to provide own equipment such as tools, ladders, scaffolding, testing devices, and lifting equipment.
• Knowledge of electrical safety standards and proper installation procedures.
• Ability to prepare detailed reports, spreadsheets, and documentation post-installation.
• Experience in working within municipal and safety regulations, including working at heights and electrical safety protocols.