Vacuum arc extingushing, strong breaking energy, long electrical lfe, and
mechanical Ife of 10o00 times
O Simple structure, maintenance free, no maintenance cycle t;
Good insulation performance and strong resistance to poillution;
O Can be equlpped with springs or electromagnetic operating mechanisms, with
rellable mechanical performance and frequent operation; Fire and explosion hazards
O The measurement accuracy of the bult-In current transformer can reach 0.2 level,
or It can achleve three-phase differential protectiong
O Equlpped with a condensation controller, it can maintain the rellable operation of
the circult breaker at a certain temperature and humidity.
