If you meet the power failure or power line failure during the elevator running, the elevator will automatically stop, and its not dangerous. Because the elevator itself with electrical and mechanical safety device. In case of power failure, elevator brake can automatically operate, so that it cant run. In addition, the power supply departments such as planned outage, prior notice, elevators or advance stopped running.
In the elevator door closing process, if people or things touch the hall door, the door of elevator will automatically restart, and its safe. Because the door is provided with anti-clamping switch, once the gate to touch the person or thing, this switching action make the elevator cant closed, and reopened, and then shut the door. In addition, closing force is required, and it will not hurt person.
Elevator has a car and a counterweight, connect them through the wire rope, wire rope through the drive (tractor) traction drive, make the elevator cabin up and down on the elevator guide rail.
The elevator wire rope has special provisions of the state and requirements. Configuration not only for wire rope for elevator capsules and rated load, also considered the size of the traction, as a result, the tensile strength of wire rope greatly is greater than the weight of the lift, the safety factor of them are more than 12, usually equipped with more than four wire rope, elevator wire rope is generally not break at the same time.