These voltage transformers are cast epoxy resin insulated and fully enclosed. They are suitable for use for metering, voltage control and relay protection supplies. Designed for Australian compliance of 50Hz and a rated voltage of 11kV (3.3kV, 7.6kV and 22kV versions are also available).

The voltage transformers comply to AS1243, AS60044.2, IEC60044.2, GB1207 along with other international standards.

Each phase is with fusible cutout protection sized to match the transformer short circuit energy. Each unit is partial discharge tested in accordance with the requirements of AS4871.