Substation Site Services

Design, supply, construction and installation, from equipment erection to turnkey substation construction and refurbishment up to 765kV.

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HVT is one of the largest installation contractors of high-voltage cabling and stringing, tubular busbar projects and substation equipment for substation build and renewal programmes.

Services include the design, supply, construction and installation of substation site services, from equipment installation to turnkey substation construction. Site Services provides skilled labour and project management to help utilities and major project companies build high-voltage substations.

HV-accredited, equipped teams

8 crews trained and accredited up to 765kV
Supplier to Eskom’s 765kV substation build programme
Each team equipped with supervision, crane trucks, cherry pickers, tools and safety gear
Experienced technical, design and project management team
Full quality, safety and environmental management system

Scope of services

01.

Site services

Semi-turnkey substation construction & refurbishment
Substation primary equipment installations
Cabling, stringing, earthing and tubular busbars
Substation secondary installations
Testing & commissioning
Design, installation and commissioning of indoor substations

02.

Specialised services

Tavrida breaker and dog box retrofitting, testing and commissioning
Transformer & tap changer maintenance, rigging, specialised testing, installation and commissioning
Indoor and outdoor switchgear installation, maintenance, testing and commissioning
Breakdown services

03.

Structures & busbars

Erection of steel structures
Lightning shielding
Tubular and conductor busbars
Stringing of equipment and busbars (droppers & clamps)
Equipment labelling and fencing

04.

Design

Distribution and transmission substation design
Equipment specification
Layout and arrangement
Control and protection design

HVT photograph: Groeipunt Substation
HVT photograph: Bokmakierie Substation
HVT photograph: Groeipunt Substation

Other services

Project enquiries

Let’s discuss your next infrastructure project.

Contact HVT to discuss your high-voltage, medium-voltage or electrical infrastructure requirements.

Fax +27 (0)11 316 7860 · Postal: PO Box 8683, Centurion, 0046