Description

The Foster Transformer Ltd 30 kV AC Hi-Pot set is a high-voltage AC dielectric test instrument manufactured by Foster in the UK, used for 30 kV AC withstand testing of transformer bushings, cables, and switchgear insulation. It provides a stabilised 50 Hz AC output at up to 30 kV for power frequency overvoltage tests. The unit is used in UK and international HV plant commissioning and maintenance programs.