Transnet National Ports Authority Port Elizabeth invites tenders for the provision of electrical and maintenance services at the Port of Port Elizabeth for a period of 3 (three) years, as and when required. Scope of work includes but not limited to: - MV and LV switchgear: • Inspection, service, and repairs of circuit breakers. Replacement of MV circuit breaker is excluded; • Inspection, repair, supply and replacement of metering equipment; • Inspection, service and repairs of the bus couplers and associated equipment that will exclude the replacement of bus couplers and associated equipment; • Fault finding and repairs on the substation equipment; • Supply and install LV Protection equipment and circuit breakers; - Inspection, repairs, and servicing of MV and LV protection equipment. Replacement of MV protection equipment is excluded; - Supply and install LV Protection equipment and circuit breakers. Distribution cables: • Supply and installation of piping sleeves required; • Supply, excavation and installation of underground cables and cable sleeves. Protection of the existing underground cables and cable sleeves; • Testing and fault finding on all cables; • Repairs and joining of all cables; • Fault finding, issuing of certificates of compliance and reporting of electrical installation conditions for buildings around the Port; • Generators servicing and repairs. Supplying and installing new generators is excluded; • Generator hire will be limited to 30 days in a year from the contractor; • Checking and maintain of all earthing system to ensure impedance is within limits (Maximum 7 OHMS) this will include common earth, earth spikes and earth mat, panel earthing integrity, cable earths on end boxes; • Any work to be done on the large floor-mounted switchboard in substations, mounted switchboard in brick kiosks, glass fibre kiosks and wall-mounted switchboard must be approved by a TNPA Senior Electrical Engineer or Electrical Engineer; • Inspection, service, repairs, and replacement of substation extractor fans of a same extractor fans; • Inspection, service, and repairs to sewage pumps. Replacement of the sewerage pump is excluded. • Inspect, service and repair portable electrical equipment (1200 ton high mast winches/power tools/Battery operated tools/test equipment); • Supply and install distribution board in all TNPA buildings. (投標 №102806175cn)