Controlling room: it is made up of the optional pushbutton, the sudden switch, the alarm bellpushbutton and the electric lock, controlling up, down and stop of the lift car;
操纵厢：由层楼选择按钮、急停开关、警铃按钮、电气锁组成；控制轿厢的上行、下行和停止。
2
If you need help, please push the bell-button.
您有事情唤服务员，请按电铃。
3
Each indoor fire alarm push-buttons shall be equipped with a break-glass push-button and an alarm bell.