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Re-Advertisement: Transnet Pipelines invites tenders for the provision of cathodic protection contractor expertise for Transnet Pipelines multi-products pipeline cathodic protection optimisation project for the section of the pipeline connecting Gauteng Province, Mpumalanga and North West Province (PL2, PL3 and PL4). (Offerte №94642209it)

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Nazione: South Africa
Linguaggio: EN
Numero: 94642209
Data pubblicazione: 21-11-2023
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Accesso completo
The Elundini Local Municipality is requesting proposals for the following: Provision of data backup and replication system. Fonte: ONLINE TENDERS

Quotations are hereby invited for the following: Supply and delivery of electrical cables for Metrorail Gauteng Region (Germiston). Specifications: - Cable, jumper; clamp type rail and line; - Cable, jumper; overall length: 15m; line to rail; - Cable, power, electrical; conductor size: 70mm²; - Cable, power, electrical; conductor size: 500mm²; - Cable, power, electrical; conductor size: 50-95mm²; - Cable, power, electrical; conductor size: 16mm2; - Cable, power, electrical; conductor size: 25mm²; - Cable; type aerial bundle, diameter 50mm sq; - Cable, power, electrical; conductor size: 35mm²; - Cable, fiber optic; type aerial single coated mode. Fonte: ONLINE TENDERS

Bids are hereby invited for the following: Appointment of legal practices to serve on a panel of attorneys for a period of twenty-four (24) months. Fonte: ONLINE TENDERS

The Elundini Local Municipality is requesting proposals for the following: Supply and installation of Fibre Link and Network Points. Please confirm the closing date. Fonte: ONLINE TENDERS

Re-advertisement: Bids are hereby invited for the following: Partial upgrade of dewatering PLC units at Northern Works for a period not exceeding six (06) months. Scope of work: The scope of work to be performed under this contract include partial upgrading of the Dewatering PLC units. The works shall be executed on existing infrastructure and certain sections of the existing installation may be live during installation. The prospective tenderers shall take into consideration all safety precaution requirement in compliance with the Occupational Health and Safety Act, 1993 with associated Regulations. The work to be carried out at Northern Wastewater Treatment Works, Dewatering Shed. PLC and SCADA Works: Partially upgrade ten (10) Belt Presses and two (2) Master PLC units: • Collection of updated PLC backups including data files – online with existing; • Inspection of panels for space and location of new M580 racks; • Conversion of PLC programs using the UMAC tool to M580; • Supply of new needed PLC equipment and license; • Mounting of M580 backplanes, installation of the new PLC equipment to panels and installation of communication equipment; • Retaining of Premium, I/O’s; • Downloading of the converted PLC programs into the new CPU’s; • Conversion of the Premium I/O’s to M580 PLC via backplane extender; • Testing of SCADA communication with regard to the PLC partial upgrade; • Restoration of SCADA where necessary with regard to the PLC partial upgrade; • Restoration of SCADA functionality on select related equipment or sub-systems; • Commissioning and monitoring of the plant; • Supply of store PLC spares (where specified); • Repair of damaged PLC equipment (service exchanges); • Supply licenses. Fonte: ONLINE TENDERS

Tenders are hereby invited for the following: Access Point Name (APN) Solution. The contract is for a period of twenty-four (24) months and may be extended at the sole discretion of the Electoral Commission as may be deemed necessary. Fonte: ONLINE TENDERS