AUTOMATIC DOOR SYSTEMS FOR HEAVY DUTY Characteristics and functions: New type heavy door, using modern design, application of global trusted high-power brushless motors and new mechanical components, hanger parts (frame) is imported high strength nylon can bear 2X250kg. The newly designed driving device has already passed various testing. It’s suitable for all kinds of large accesses, industrial workshop and other places with smooth operation, convenient installation and easy maintenance. Technical parameters: Door style:Single-leafDouble-leafDoor leaf weight:300kg2x250kgClean open width:1000-2800MM1800-3800mmClosed force F:> 100NPower voltage:AC220V ± 10%, 50-60HzOpening speed:300-550mm/S(adjustable)Closing speed:200-500mm/S (adjustable)Hold-open time:1-10S (adjustable)Manual push:< 100NThe total power consumption:< 100WWorking environment temperature:- 20 + 50 °C