Summary
USES the vacuum arcing chamber, air insulation. With electricity to move information and operation mechanism, makes the product arcing ability is strong, short open circuit times is high, no fire and explosion danger, convenient operation, is a kind of excellent performance, practical products.
The product structure adopts three-phase together box type, the outlet and inlet line of casing, the casing for the dry air, electric spring operation mechanism is installed side of box. It can be used under in the harsh environmental conditions.
The vacuum arc chamber of this product adopts ceramic shell, cup-shaped longitudinal magnetic field contact structure, copper and chrome contact material, with excellent opening and closing and short circuit current capability.
The product is small in size, light in weight and beautiful in appearance.The vacuum arc extinguishing chamber and the insulation support sleeve are designed to be compact, and the outgoing conductive rod is made of silicone rubber, which can adapt to the bad weather conditions and the pollution environment.
use
ZW8-12/630-20 outdoor high voltage vacuum circuit breaker is ac 50 hz three-phase power system, it is mainly used for open circuit, close urban areas including 10 kv power grid load current, no-load current and short-circuit current, also can make rural power grids and small power system separation, are oil free of city net, site updated products.
Types of meaning
Main technical parameters
Shape and installation size
