This JW6-252 outdoor high voltage earthing switch is applicable for the three phase AC 50Hz high voltage power system. It is used to protect the personnel in checking busbar and earthing electric devices.
As the neutral grounded switch of the transformer, this product is extensively applied in the power system of industrial and mineral factories. In strict conformance with the IEC62271-103 and GB1985-2004 HV AC Disconnecter and Earthing Switch Standard, as well as the DL/T593-2006 Technical Guide of Order for HV AC Disconnecter.