求翻译：切割、 剖切，保护、 派生、 接头或连接电路的电气设备 （例如： 开关、 开关、 继电器、 安全密码锁、 抑制器的瞬态过电压、 插头和插座的电流 （插头），灯座及其他连接器、 接线盒），电压降低或等于 1000 伏特 ；纤维光学、 梁或光纤电缆连接器。是什么意思？

Cutting, Slice, protection, derivative, joint, or to connect circuits of electrical equipment (eg: switch, switches, relays, safety lock, transient over-voltage suppressors, plugs and sockets of the current (plug), lamp and other connectors, junction boxes), voltage drop or equal to 1000 volts; fibe

All cutting, China, and the protection, spin-off, joints or connecting circuits of electrical equipment (for example, switches, switches, relays, and Secure Password lock, suppressors transient over-voltage, plugs and sockets, the current (plug) lamp and other connectors, terminal boxes), voltage lo

Cutting, splits cuts, protects, the derivation, the attachment or the junction circuit electrical equipment (e.g.: The switch, the switch, the relay, the security password lock, the blanker transient state overvoltage, the plug and socket electric current (plug), the lamp holder and other couplings,

Cutting, cutting, protection, derived, joints or connections, circuits of electrical equipment (for example: switches, switches, relays, safety locks, transient overvoltage suppressors, plugs and sockets of the current (plugs), lamp holders and other connectors, junction boxes), the voltage lower th

Cutting, cutting, protection, derived, joints or connections, circuits of electrical equipment (for example: switches, switches, relays, safety locks, transient overvoltage suppressors, plugs and sockets of the current (plugs), lamp holders and other connectors, junction boxes), the voltage lower th