SF6 Gas Insulated Disconnector Switch

Category: SF6 Gas Insulation

Manufacturer:

BNA series's tropicalize ability base on big insulation distances and operating voltage grade upto 40.5kV; These especially are suitable for operation at the tropical and high humidity areas.
There are only two main positions (ON-OFF) inside their housing; The third position (EARTH) is outside; Therefore, the housing will be far from explosion whenever meeting SF6 gas leakage. This makes operators and closed equipments more safety.
SF6 gas pressure has been observed by digital meter very exactly and clearly.
Tripping and alarm contacts have been equipped.