Switches for appliances and automatic controls for electrical household appliances 器具开关掣及家庭用电气器具的自动控制器；
Double - pole switch 双极开关掣
13a fused plugs and switched and unswitched socket - outlets ; 13a rewireable and non - rewireable plugs 连开关掣及不连开关掣13安培插座；
Weather - proof outdoor cubicle for housing main switch and distribution board not provided 并无设置防风雨的户外掣箱以遮蔽总开关掣和配电箱。
Switches , disconnectors , switch - disconnectors and fuse - combination units ; low voltage switchgear and controlgear assemblies 开关掣、切断器、开关切断器及熔断组合器；
Built in 25 min timer , can be disabled if not needed . pneumatic remote on off switch . separate 12 v signal light 内置25分钟时计，气动式遥控开关掣，分开安装的12 v的讯号灯，可选择内置数码式控制器。
Af and ae automatically activated deactivated by combination of eyepiece and grip sensors . eye - start is turned onoff by eye - start switch 自动对焦及自动曝光乃全由目镜感应器及把手感应器触发启动关闭，并附设选择性眼睛启动开关掣
The southern kerbside lane of chik wan street between the unnamed access road leading to tai wai kcr switching compound substation and chik tai lane 介乎通往大围铁路开关掣变电站的未命名通路与积泰里的一段的积运街南面路旁行车线。
Carry out inspection and maintenance according to manufacturers recommendations , in particular , the conditions of the control wirings and associated components , e . g 遵从生产商所建议的检查及维修项目，尤其是检查控制电路及其组件，如开关掣、电容器等；
