Wiedman is the global leader in electrical insulation for transformer manufacturers and transformer users.
Load break tools, hotsticks and accessories
Online transformer oil analysis and processing equipment
Digital RMS energy meters, relays and transducers
ALR-Photo controls. Ampact-Fired wedge connectors and in-line disconnects. Bowthorpe – Transmission and substation arrestors. Raychem-LV, MV and HV splices, terminations and cable accessories.
Large power transformers, phase shifters and reactors
Optical static ground wire OPGW cable
Substation bus fittings
15-38kV station breakers, field maintenance and testing services, arc flash studies and breaker retrofit and retrofill