sur les lignes électriques - South Africa. Appels d'offres, achats, enchères par tags et sujets sur TenderInfo.org 2025

05 dec

Tenders are hereby invited for the replacement and repairs of steel member and anti climb devices on the client Power Lines in central grid for a period of twelve (12) months. Scope of work: Identify and quantify vandalised towers: • Collect material from the Grid; • Install/repair defective or missing anti-climb devices and tower steel members; • Conduct quality checks together with the Grid; • All steel and/or nuts/bolts (AVB) not used as well as off-cuts needs to be returned to the client; • Central grid at a venue provided by the grid. (EN)

Date limite pour les candidatures en: 28 jours
Client: ONLINE TENDERS

Nombre: 115440791

Country: South Africa

Source: ONLINE TENDERS

14 aug

Re-Advertisement: Tenders are hereby invited for the following: Design, Supply, and Installation of Wind Measurements Units at Komati Power Station for Period of Eighteen (18) Months. Scope: The scope of work required is as follows: - Identification and delineation of 2 (two) watercourse non-perennial rivers that runs along the vicinity of Komati Power-station (study area); - Delineation of catchment that feeds into the rivers in the vicinity of the study area; - Hydrology of the site to indicate the peak flows emanating from the start of the catchments until when it reaches the study area; - Determination of the detailed 1:50 and 1:100 year flood lines along the watercourse along the vicinity of the study area; and - Compile a report and associated flood line drawings showing the extent of flooding along the watercourse in the vicinity of the study areas. (EN)

Client: ONLINE TENDERS

Nombre: 109139437

Country: South Africa

Source: ONLINE TENDERS

12 aug

Suitable and qualified service providers are invited to quote for the supply and installation of 3 phase diesel generator 50kva. Specifications: Engine: 1. Industrial heavy duty diesel engine, water-cooled, 4 stroke and runs at 1500rpm, 2. Radiator to be a tropical type with pusher type cooling fan fitted with protection guards, 3. Engine to be equipped with 12 volt dc starting electrical system with starting motor, charging alternator, and high capacity battery with connecting cables, 4. Engine to be fitted with a set-mounted heavy duty long life industrial exhaust, 5. The engine filtration system should have replaceable elements for its air, fuel, and oil filtration, Alternator: 1. The alternator must incorporate a self-regulating sealed automatic voltage regulator, 2. Fitted with a fully sealed Automatic Voltage Regulator(AVR) that incorporates the following: - ±1% voltage regulator, - Under speed protection, - Short circuit current level adjustment, - Maximum excitation & loss of sensing protection, 3. The alternator must be run at 1500rpm and produce a constant three phase/single phase 400/231 volt (AC) voltage at 50hz at an efficiency output of least 0.8 p, The automatic transfer switching arrangements in case of the main power supply failure will mainly comprise the automatic mains failure control system for engine protection and lists as follows: 1. 3 x ammeters with ring type c.t, 2. High Engine Temperature (HET) shutdown protection with indicator, 3. 1 x frequency indicator, 4. Low Oil Pressure (LOP) shutdown with indicator, 5. 1 x voltage indicator, 6. Battery charge light with indicator, 7. 1 x hour run indicator, 8. Genset stop/ reset push buttons, 9. Genset selector switches (off/auto/run/test), 10. 1 x battery ammeter, 11. Set of motorized changeover (Electrically & Mechanically interlocked), 12. 1 x battery charger (automatic), 13. 3 pole air circuit breakers with overload & short circuit protection, 14. All panels are manufactured from 1.6mm cold rolled sheet metal, corrosion treated and powder coated to ensure a longer life span, Base frame and fuel tank: 1. Must be all steel fabricated rigid steel base incorporating a 15 hour capacity fuel tank, 2. Fuel filler/strainer/breather cap, drain plug & fuel supply and return lines and fittings must be supplied, 3. Suitably rated anti-vibration mountings must be fitted to absorb vibration, 4. Engine and alternator must directly be coupled by means of high quality flexible disc, Accessories: 1. 1x set of instruction manuals including all circuit diagrams, 2. Recommended service intervals and critical parts to be replaced each service intervals, Weather and sound proof canopy: 1. All steel fabricated from heavy gauge sheet metal, threaded and powder and coated for longer life span, 2. Unit must be designed for interior installation and also vermin proof, 3. Must have a large removable inlet and outlet louver which ensures sufficient cooling of generator, 4. The access doors for purposes of servicing and maintaining of the generator must be hinged, heavy-duty, and lockable, 5. All instrumentation must be made visible through a shatterproof glass hinged door fitted in front of the control panel, 6. The exhaust bellow must be fitted to engine exhaust manifold to absorb any vibration which may cause damage. (EN)

Client: ONLINE TENDERS

Nombre: 109017242

Country: South Africa

Source: ONLINE TENDERS

11 jul

Quotations are hereby invited for the following: Supply, delivery and install one (01) rotary compressor complete with air dryer and oils separator for Transnet SOC Ltd operating as Transnet Port Terminals (TPT) at the Port of East London as once-off service. Scope of Work: • Supply and delivery of one (01) Rotary Compressor complete with air dryer and oil separator; • Remove of the existing compressor, installing the new compressor and connect the compressor to existing delivery lines. (Pipe work to be colour coded in accordance with relevant Regulations); • Preform the electrical connection to the existing power supply; • After installation commission the installation; • Provided a COC for the complete installation. (EN)

Client: ONLINE TENDERS

Nombre: 107146900

Country: South Africa

Source: ONLINE TENDERS

17 apr

Re-Advertisement of contract number: MWP2434CX: Information is hereby requested for the following: Network compensation using D-FACTS devices. Specifications: • Reduce congestion on distribution lines by altering the reactive power of the line; • Increased Available Transfer Capacity (ATC) of the system; • Deferred capital investment of building new capacity; • Enhanced system stability; • Eliminate the impact of voltage sags on sensitive loads. (EN)

Client: ONLINE TENDERS

Nombre: 102999602

Country: South Africa

Source: ONLINE TENDERS

02 apr

Proposals are hereby invited for the appointment of a service provider to provide maintenance, support repairs and ad hoc replacement of the central vacuum system at ATNS Control Tower King Shaka International Airport-Fale for a period of five (5) years. Scope of works; - Monthly and 6 monthly services are required as per the service plan; - Execution and maintenance of the Central Vacuum System service plan; Machines on Ground Level: 3 Main Line: • Line 1:10 inlets; • Line 2: 5 inlets; • Line 3:14 inlets; • 2 Machines on the Tower cab level 14th Floor. Main lines: • Line 1:7 inlet; • Line 2:12 inlet. Monthly service: • Clean filters and report. • Check Inlet valves and report. • Check vacuum pipes and report. • Check vacuum flex pipes and report. • Check each inlet for operation and damage • Clean system filter • Clean system dirt canister • Check for blockages if suction power is out of specifications and clean lines to remove blockages • Check and Report hoses and all accessories replace/ repair hose or accessories. - 6 monthly service: • Clean filters and report; • Check Inlet valves and report; • Check vacuum pipes and report; • Check vacuum flex pipes and report; • Check Motor Brushes and report; • Clean Motors and check dust seals; • Clean system over roll including inlet machines; • All other manufacture recommended maintenance to be carried out; • Check, Clean and Test Suctions points (total) 25. (EN)

Client: ONLINE TENDERS

Nombre: 102117380

Country: South Africa

Source: ONLINE TENDERS

12 mar

Expression of interest are hereby invited for the following: Provision of Prefabricated Ablution Structures. Scope: The purpose of this requirements is for the vendors to provide modular ablution blocks, constructed as volumetric unit, ready to be shipped, installed, and connected ("Plug & Play") to universal to power, external source of water and sewage lines. The solicitation process will lead to the establishment of a global system contract for an initial period of three (3) years, with the option to extend for two additional one-year periods (3+1+1). Vendor is expected to provide after sales support package and technical/professional support services for min. of five (5) years. Beneficiary Country/Territory: Global. Please confirm the closing time as it was not published. (EN)

Client: ONLINE TENDERS

Nombre: 101161385

Country: South Africa

Source: ONLINE TENDERS

06 feb

Knysna Municipality wishes to enter into a contract with a suitably accredited service provider for the presentation of a specific accredited Skills Program: Operating Regulations for High Voltage Systems (ORHVS) Training Course (Level 04). Specifications: On completion of the course, the student should be able to demonstrate the following: - Dangers of electricity; - The objective of the regulations; - Government regulations and Eskom regulations; - Government regulations and Eskom; - The regulations book; - General instructions governing the working of the electric power systems of Eskom; - Content of the regulation book; - Access to restricted and prohibited areas and live chambers; - The locking of doors and gates; - Restricted and unrestricted access; - Reasons for Isolating; - Reasons for earthing; - Minimum requirements for earthing; - Additional requirements; - Additional rules for worksites on lines; - The purpose of the work permit system; - Close proximity regulations in ORHVS; - Supervision and responsibilities; - Close proximity scenarios; - Preparation for close proximity work; - Carrying out operating instructions; - Handing back before work is completed; - Commissioning apparatus; - Preparation and handover. The training will be conducted in two groups; the first group will attend on first week and the other group on the following agreed week. (EN)

Client: ONLINE TENDERS

Nombre: 99107290

Country: South Africa

Source: ONLINE TENDERS

05 feb

Quotations are hereby invited for the following: R4 Building Renovations. Scope of work: • Removal of rubble and dump safely at legal dump site; • Deep cleaning offices and bathrooms; • Renovation of toilets - install new systems - minimum low-end specification • Installation of bathroom tiles; • Upgrade sewer lines from inside the building up to manhole from the building outside; • Painting of walls; • Refitting of doors; • Refit ceiling; • Refit lighting and upgrade DB boxes and issue COC; • Install new air conditioners (split units). Doors: a. Single door 800mm x 2100mmm wooden door (Similar to Dortello SHA1001) 1 Panel Shaker Door - White (813 x 2032 x 40mm); b. 3 Lever Door handles set. Paint specifications: a. Floor: Epoxy floor paint (equivalent to RX-TOUGHSEAL UVC); b. Wall: (similar to Duram Armatex Fine Textured Wall Paint) - Champagne (20L). Staircase paint: a. Black Epoxy paint for stairs (equivalent to abecote® 337 tough epoxy paint). Ceiling: a. Ceiling tiles (9 mm x 600 mm x 600 mm); b. Colour - white. Toilets: a. Toilet seat; b. Basin. Lights: a. 600 x 600 LED panel fittings for offices: - Power: 40W, Lumen: 3000lm, Colour: 4000K (Cool White) or 6000k (Daylight), RA: > 80, PF: > 0,93, Input Voltage: 85 - 285V AC, Expected Lifetime: 30000 Hours, Width / Diameter: 600mm x 600mm; b. 5ft LED fittings – for passages and bathrooms: - 5ft Tri-Proof Fixture for 2xT8 LED Tubes IP65. Please note that this quotation was published late. (EN)

Client: ONLINE TENDERS

Nombre: 99034334

Country: South Africa

Source: ONLINE TENDERS

14 dec

Bids are hereby invited for the appointment of a contractor for the refurbishment, alterations, and additions at East London Corridor - Mtsotso Station in the Eastern Cape Region to be done over 8 months construction period. The scope of work for this project shall entail the following activities: • Removal and disposal of dilapidated building materials, structures, equipment and rubble; • Improvement to buildings and structures; • Improvement of the systems for provision of water, sewerage and drainage; • Renovation of station lighting and provision for electrical supply including; standby power supply (generator), etc; • Provision for station signage and platform lines; • Supply and installation of access control and security monitoring systems; • Refurbishment of platforms and shelters; • Supply and installation of fire-fighting equipment and systems; • HVAC – Heating Ventilation and Air Conditioning. (EN)

Client: ONLINE TENDERS

Nombre: 96234492

Country: South Africa

Source: ONLINE TENDERS

18 nov

Hot Sale Design Portable Built-in Cable Power Bank with 4 Lines Built in Cable Quick Charge ... (EN)

Nombre: 94509232

Country: South Africa

Source: RFQ

26 oct

Quotations are hereby invited for the following: Cutting of Dangerous Tree and Removal of Debris in Knysna Municipal Area. Scope of work: - All cut vegetation/debris must be removed to an approved dump site, - Trees with diameter larger than 15cm to be cut into maximum 1m length and removed from site, - Extra safety precaution should be taken during cutting of trees (Risk of damage to property, power lines and other infrastructure). (EN)

Client: ONLINE TENDERS

Nombre: 93179779

Country: South Africa

Source: ONLINE TENDERS

21 oct

Formal written quotations are hereby invited for the following: Provision of electrical services within the Prince Albert Municipal Area. Scope of works: Successful bidders will be required to undertake the following tasks but not limited to such: electricity: a) Compile cost estimate and quotations for new electrical supply connections and meter installations; b) Will be expected to carry out excavations and laying of cable; c) Install new pre-paid and credit meters; d) New electrical supply connections; e) Changing of meter capacity (single & three phase). Mechanical and electrical service: a) Mechanical & electrical maintenance work as requested; b) Service of pumps and pump stations; c) Installation of new water and sewer pumps as per maintenance schedule; d) Installation of borehole control boxes and gear; e) Monitoring pump performance; f) Maintenance and replacement of various valves; g) Trimming of tree branches between overhead power supply lines; h) Carting away and disposal of tree branches at a suitable disposal facility. (EN)

Client: ONLINE TENDERS

Nombre: 92917477

Country: South Africa

Source: ONLINE TENDERS

17 oct

Eskom Holdings SOC Ltd (hereinafter “Eskom”) invites you to submit a tender for the following: Provision of boiler washing, unblocking and vacuuming for a period of 36 months at Camden Power Station. Scope of works: Cleaning - vacuuming: • Evaporator bottom dead space (front and rear); • Top nose dead space; • Penthouse dead space; • Boiler house rooftop (52m level); • Explosion damper vacuuming; • Steam drum cleaning after stripping internal components; • Air heater trench vacuuming; • Air heater vacuuming; • Mill internal vacuuming; • Mill gearbox cleaning and vacuuming. Cleaning - high pressure washing: • Boiler ash hopper tubes; • Evaporator dead space (front and rear); • Full boiler Furness i.e., evaporator walls, roof tubes, super heater 3 and 4 elements superheater 1 and 2 elements; • Top nose dead space; • Economiser top and bottom bank elements; • Unblocking and high-pressure cleaning of the Economizer hopper; • High Pressure cleaning or removal of ash build-ups on boiler tubing; • Boiler washing on the ash box sealing trough; • Boiler drain and impulse lines. Air heater vacuuming and cleaning: a) Vacuum all the ash out of air heater casings and duct areas adjacent to the air heater; b) Wash the ducts and air heater casing with low pressure jet to eliminate the ash – allow water to drain by opening drainage system before washing; c) Vacuuming and cleaning of ash on the air heater crossover ducts. Pf pipes vacuuming: a) Vacuum all debris that are blocking the Pf pipes; b) Vacuuming of ash and debris inside the mill. FFP Hoppers; a) Unblocking and removing of clinkers in FFP hoppers using high pressure machine with water use of high-pressure machine only to be used if unblocking by poking has failed; b) Hoppers will only be considered unblocked if clinkers are completely removed. (not just ash flowing). Modification of the nozzle might be necessary to enable unblocking without removal of square to rounds but this will be advised once / if finalized. Vacuuming of FFP ducting: a) Removal of ash / dust from FFP ducting by vacuum cleaning; b) Removal of ash / dust from inside FFP Cells (on tube plates and ducting where bags are located). PF burners and wind box cleaning: a) Vacuuming and cleaning of ash / dust from within each wind box row. 5 rows per unit, PF/dust may be hot (>40° Celsius); b) Vacuuming /cleaning of dust from wind box damper shaft mountings on wind box rear (4 areas per set of wind box damper vanes – 40 areas per unit); c) Vacuuming of wind box roof of PF/dust. This dust may be hot (>40° Celsius) - External vacuuming; d) Vacuuming of individuals PF burners (if not catered for under PF pipes). Equipment: a) High Pressure washing machine that has a minimum output pressure of 1000 bar. b) Vacuuming truck must be supplied and operate with: i. Minimum of 1000 bars suction pressure; ii. The capacity of the collectors body tank must have minimum of 10 000L; iii. The tank must be designed to handle minimum temperature of 40° Celsius; c) Fittings and pipework to handle minimum temperature and pressure; d) Cleaning or housekeeping material. (EN)

Client: ONLINE TENDERS

Nombre: 92666014

Country: South Africa

Source: ONLINE TENDERS

21 jul

High School Dual Power Multi-Function Examination 417 Function 2 Lines LCD Digital Scientific ... (EN)

Nombre: 87812517

Country: South Africa

Source: RFQ

16 may

Tenders are hereby invited for the following: Supply and delivery of jumper cable, safety harness, fall arrestor and portable kit earth. Specifications: - Kit: Type: Portable Earth, 8m; - Fall arrest system, Power lines, Small; - Fall arrest system, power lines, Medium; - Safety harness, Industrial, Type: Fall arrest; - Fall arrest system, power lines, Extra large; - Safety harness, Industrial, Type: Fall arrest power lines; - Jumper cable, Type: Earthing; - Strainer, Type: Water. (EN)

Client: ONLINE TENDERS

Nombre: 84209524

Country: South Africa

Source: ONLINE TENDERS

05 may

Re-Advertisement: Quotations are hereby invited for the following: Supply and delivery of 12mm Crosby clamp with bronze insert: 6222. Specification: • Clamp for overhead power lines manufactured of grade a steel and hot galvanised to minimum coating 5µm with bronze insert, Item Specification No. CP_TSSPEC_169 x 2000. Delivery will be direct to the relevant City Power store. (EN)

Client: ONLINE TENDERS

Nombre: 83560654

Country: South Africa

Source: ONLINE TENDERS

17 apr

Re-Advertisement: Bids are hereby invited for the appointment of land surveying services for a period of thirty six months (36 months) on as and when required. The following services will be required from the appointed Land Surveyor: Undertaking preparatory work by: - Reviewing existing relevant documentation / information if any (collection of data); - Visiting the site to obtain survey information; - Liaising with the municipal officials and the Project Manager on a continuous basis throughout the duration of the project (progress reports); - Providing Planning and Local Economic Development with a schedule of actions, payment schedule and a time frame as and when requested by the municipality; - Attending Project Steering Committee meetings (monthly), as well as other meetings during which input from the Land Surveyor is required; - Depose affidavits and appear in court when required and such will be claimed as disbursement in accordance with the rate per hour; - Undertake physical features affecting rights to ownership; - Produce and submit a detailed topographical plan indicating permanent, survey reports, semi-permanent structures, pipelines, power lines, servitudes, spot shots and all other features that will enhance proper planning with contours as stipulated in the Land Survey Act 8 of 1997, Geomatics Profession Act 19 of 2013, Ordinance 15 of 1986, Proclamation R45 Act of 1990 and Proclamation of R293, Spatial Planning and Land Use Management Act & its Regulations and Lepelle-Nkumpi SPLUMA By-Law 2017; - Submit the produced topographical plan and survey reports as and when required by the Municipality; - Collect an approved Layout Plan from the Municipality; - Prepare a General Plan in accordance with the approved Layout Plan; - Peg the area according to the prepared draft general plan and whitewash the beacons. (EN)

Client: ONLINE TENDERS

Nombre: 82373496

Country: South Africa

Source: ONLINE TENDERS

27 jan

Quotations are hereby invited for the following: Supply, deliver and install drywall partition on the 1st floor south tower (Finance) x 01. Specifications: - Remove the existing power pole and isolate power cables, network and Telkom lines; - Replace ceiling board to where power pole has been installed; - Divide open plan office with drywall; - Cut existing wall to accommodate new door; - Supply, deliver and install aluminium door frames; - Supply, delivery and installation of standard doors to match existing doors with mortice locks, 3 lever and solid brass flush hinges; - Supply, delivery and installation of power skirting; - Reconnect power cables and plug sockets; - Skim all joints of the drywall over the membrane, scrape down till smooth and even; - Paint walls; - Paint doors with sanding sealer and scrape till smooth; - Paint 2 x coats clear vanish. Contract Period: Once off. Required at: Head Office Quotations - Natalia Building. Province: KwaZulu-Natal. Department: Department of Health. Division or Section: Central Supply Chain Management. (EN)

Client: ONLINE TENDERS

Nombre: 76575603

Country: South Africa

Source: ONLINE TENDERS

18 jan

Replacement of ash and sluice lines at Duvha Power Station for an (18) months period (EN)

Client: SA-Tenders

Nombre: 75867429

Country: South Africa

Source: SA-Tenders

sur les lignes électriques: South Africa appels d'offres, marchés publics 2025