Transformer Installation of transformers to step-up or step-down voltage levels as required for transmission or distribution.
Installation of switchgear including circuit breakers, isolators, and switches for controlling and protecting electrical circuits.
Installation of bus bars for the efficient distribution of electrical power within the sub-station.
Installation of capacitor banks to improve power factor correction and enhance system efficiency.
Installation of protection relays for detecting and responding to electrical faults to ensure system safety and reliability.
Installation of control panels for monitoring and controlling various electrical components within the sub-station.
Installation of earthing systems to ensure electrical safety by providing a path for fault currents to dissipate safely into the ground.
Installation of grounding systems to ensure electrical equipment and personnel safety by providing a low-resistance path to ground for fault currents.
Cable routing and trenching to ensure proper installation and protection, also Installation of cable trays, supports, and conduits as needed for cable management.
- Oil testing and analysis to detect any signs of degradation or contamination.
- Insulation resistance testing to assess the condition of insulation materials.
- Cleaning and tightening of connections.
- Repairs to address issues such as leaks, damaged windings, or faulty cooling systems.
- Replacement of worn-out components or insulation materials.
- Inspection and testing of circuit breakers, isolators, and switches for proper operation.
- Lubrication and adjustment of moving parts.
- Replacement of worn-out or damaged components such as contacts and insulation.
- Calibration of protective relays and monitoring devices.
- Cleaning and inspection of insulating materials.
- Visual inspection for signs of corrosion, overheating, or mechanical damage.
- Tightening of connections and bus bar supports.
- Cleaning of bus bars and associated components.
- Replacement of damaged or worn-out bus bars.
- - Inspection of capacitor units for signs of leakage, swelling, or overheating.
- Testing of capacitance and power factor correction.
- Replacement of faulty capacitors.
- Cleaning and maintenance of associated control and monitoring systems.
- Functional testing of protection relays and associated control circuits.
- Calibration of relay settings to ensure proper coordination and sensitivity.
- Inspection of wiring and connections.
- Replacement of faulty relays or components.
- - Inspection of capacitor units for signs of leakage, swelling, or overheating.
- Testing of capacitance and power factor correction.
- Replacement of faulty capacitors.
- Cleaning and maintenance of associated control and monitoring systems.
Electricians: Skilled in installing, wiring, and connecting electrical components and equipment within the sub-station.
Technicians: Proficient in assisting with the installation of transformers, switchgear, cables, and other sub-station components.
Labourers: Assist with manual tasks such as trenching, cable pulling, and equipment handling during construction.