ADD：Zhujiadang Village Houcheng Jingang Town Zhangjiagang City Jiangsu Province China
T EL : 0086-512-58731058
F AX : 0086-512-58731108
Elevator door operators, is the one responsible for the opening and closing of the elevator hall door body, when it was the elevator door opening and closing signal, elevator door control system by bringing control of open motor, torque generated by the motor will change to a certain direction, closed or open the door. When stopping the closing force is greater than 150N, the door machine automatically stops closing, and the reverse opens the door, and plays a certain degree of door closing protection function.
Door machine technology through mechanical door machine, variable frequency door machine He Yongci synchronous machine development.
National Service Hotline：0086-512-58731058
Add：Zhujiadang Village Houcheng Jingang Town Zhangjiagang City Jiangsu Province China