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简体中文It is a call box that only controls one elevator.
There are many types of elevators, which can be divided into 3 types of control. Single control elevator, that is, one call box controls one elevator. Multi-control elevator, that is, one call box controls multiple elevators, and can control the elevator to reach the same floor at the same time.China Escalator manufacturers
Group-controlled elevators, that is, one call box controls multiple elevators, but according to the principle of proximity, only one of them can reach the floor. Elevators also have steps, and the treads are installed on the crawler to run continuously, commonly known as escalators, pedestrian elevators, escalators, etc.
Elevators are fixed lifting equipment that serve the specified floors and run between at least two rows of rigid guide rails with vertical or less than 15 ° inclination. For elevators with a car, the size and structure of the car are convenient for passengers to access or load cargo.
