National project support

Switchgear & Transformer Services Across South Africa

Wimann Electrical provides specialist maintenance, refurbishment, retrofitting and installation support for critical electrical infrastructure across South Africa. The company operates from Fochville in Gauteng and Pietermaritzburg in KwaZulu-Natal.

Two permanent bases

Workshops in Gauteng and KwaZulu-Natal.

National projects

Field work carried out where specialist support is required.

100+ years

Combined team experience across electrical maintenance disciplines.

Transformer services

Wimann maintains transformers from 25kVA up to 80MVA and supports bushing replacement, tap-changer maintenance, oil sampling, oil purification, leak repairs and re-gasketing, including work on mini-substations.

Switchgear services

On-site maintenance is available for metal-clad switchgear from 2.2kV up to and including 132kV. Capabilities include breaker and isolator maintenance, testing, circuit-breaker refurbishment, retrofitting and commissioning support.

Industries and operating environments

Wimann’s experience covers work aligned with requirements used by Eskom, local authorities, mining operations and industrial practices. Every project scope is assessed against the actual equipment, site conditions and required operational outcome.