China ZW37-40.5 33kV High voltage Outdoor Vacuum Circuit Breaker auto recloser

ZW37-40.5 outdoor AC high voltage vacuum circuit breaker is mainly used to break and close load current, over-load current and short-circuit current in outdoor 40.5kV three-phase alternating current 50Hz power system, also suitable for occasion with frequent operations.

The product suitable for substations, industrial and mining establishments, rural power network and occasions with frequent operation to protect and control.

Miniature vacuum interrupter

— supreme security

— screen exposure, small volume;

— long working life-span;

— epoxy resin encapsulation

Epoxy resin encapsulation

— according with the requirement

of the environment protection:

no oil or SF6 gas;

— confirmed outdoor performance;

— durable of ozone and ultraviolet

radiation;

— be prone to transportation: firm,light,not brittle.

Manual,electric closing,opening mechanism

— electric energy storage, electric closing & opening, manual energy storage, manual closing & opening. Clear energy storage stop mark outside, as well as closing & opening estate position.

Reasonable structure design

Epoxy resin bushing supporting porcelain. The upper part is the epoxide bushing and the vacuum arc extinguish. Chamber inside it; the lower part is the supporting porcelain and the insulation rods and link in it. The three phase supporting, porcelain are together mounted on a mechanism case, and the moving terminal of arc extinguish chamber is linked with the output shaft through the insulation rod.

Safe and reliable,convenient adjustment and maintenance

The insulation rod at the moving terminal of the arc extinguish chamber vertically links with the output shaft and straightly move. They are safe and reliable, so as for convenient adjustment and maintenance.