CKWZ-12 Outdoor Intelligent Vacuum Circuit Breaker
CKWZ–12 type outdoor intelligent AC medium voltage vacuum circuit breaker is developed by our company in full absorption of pole mounted circuit breaker at home and abroad according to our country’s electrical equipment’s requirement. CKWZ-12 type outdoor intelligent AC medium voltage vacuum circuit breaker is a outdoor distribution equipment of rated 12kV, 50Hz and three phase AC. Its rated current is 630A; maximum rated short circuit breaking current is 20KA. Mainly used in distribution network breaking, making load break current, overload current and short circuit current in the electric system, and it can realize distribution automation’s protection step by step.
It is applied to transformer and industrial and mining enterprises’ distribution system as protection and control use, and more suitable for rural power grid and frequent operation site, especially for urban power network, rural construction and reconstruction.
CKWZ-12 type outdoor intelligent AC medium vacuum circuit breaker, equipped with our company’s developed CWBC-1 type intelligent controller, comes into intelligent outdoor circuit breaker。 It can realize remote operation on open/close to circuit breaker。 It has protection functions of over-current, rapid break, small current grounding and pressure loss, and functions of reclose, acceleration after reclose and flow prevention etc。