The current transformer is SF6 gas insulation, inverted frame, with the top of T type aluminum case which there are secondary winding(s) and primary winding(s) inside.
Capacitive voltage transformer,High voltage Capacitive voltage transformer,CVT Voltage class up to 765kV TYD- series Capacittive voltage transformer with carrier accessories, also known as coupling capacitor voltage transformer, is abbreviated to CVT. The
TYD series 36~765kV Capacitor Voltage Transformer are installed on 36~765kV earthed neutral electrical systems whose rated frequency is 50Hz or 60Hz to meter Voltage energy and provide relay protection signal.