XRNT series of high voltage fuse apply to indoor AC 50Hz, rated voltage 3.6kV, 7.2kV, 12kV, 24kV, 40.5kV. It can be used together with other switch such as Vacuum Contactor, Load Break Switch. It is a protective element for power transformer and others switch equipment faced short circuit or overload. It’s an auxiliary unit of high voltage switch cabinet.