国产成人中文资源在线,麻豆国产女生在线影院,国产美女的程度视频网站

<tfoot id="ncfqi"></tfoot>

^{<blockquote id="ncfqi"></blockquote>}

ZW32C-12 Outdoor High voltage vacuum circuit breaker/Deep fusion

ZW32C-12 Outdoor high voltage vacuum circuit breaker/deep fusion uses vacuum arc extinguishing principle, permanent magnet operating mechanism (bomb operating mechanism), integrated micro-processing technology, modern network communication technology and new switch manufacturing materials in one. The rated voltage is 12kV,50Hz three-phase AC outdoor distribution equipment. The product is widely used in urban power grid as a break or contact switch, or used in rural power distribution system. The outdoor substation outlet switch can effectively complete the work of the traditional recloser, dividing and combining the load current and short circuit current.

立即咨詢