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mk1 series

control and protection switches
mk1 series control and protection switches are applicable to electrical systems with ac 50/60hz, rated voltage 690v, rated current 0.16~100a, and are used to connect, carry and break the current under normal conditions and also under the specified abnormal conditions. this series has optional leakage type, isolation type, communication type and fire type, and can be widely used in industries such as industrial and mining, high-rise buildings, commercial and household places.

safety protection, smart control


● be equipped with protection functions such as phase break, overcurrent (three-stage protection), blocking, three-phase unbalance, etc.
● be equipped with advanced mcu smart control technology to realize the digitalization, intelligence and networking of control and protection switches


compact size and flexible installation


● compact size with integrated control and protection, saving space for installation
● flexible installation, with vertical or horizontal installation, resulting in no impact on performance


complete types with easy operation


● optional fire type (no trip for overload alarm), leakage protection type (built-in zero line transformer, with leakage protection function), communication type (with communication function, and rs485 communication interface)
● clear led display, with easy operation


  • 轨道交通地铁低压配电系统为除牵引负荷外的所有运营所需的机电设备提供低压电源,高度重视低压配电系统供电的可靠性、有效性。

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  • 数据中心是一个聚集了大量服务器、存储设备、网络设备及配套ups、精密空调等设备的it设备场所。

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  • 中大型楼宇的供电电压一般采用10kv,有时也可采用35kv。为了保证供电可靠性,应至少有两个独立电源。

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  • 医院的消费系统,不仅需符合民用建筑规范要求、建筑防火规范要求,也需符合医院对消防供电可靠性、连续性要求。

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  • 工业行业由于其设备负荷的特殊性,生产的连续性,要求供电可靠不能间断。

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  • 风电行业由于其所处环境以及负荷类别的特殊性,要求具有极高可靠性和供电连续性。

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  • 为了系统安全,电网运营商通常要求光伏发电系统通过隔离升压变压器接入低压/中压配 电网实现并网运行。

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  • 充电桩可以固定在地面或墙壁,可以根据不同的电压等级为各种型号的电动汽车充电。

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