When hit obstacle or someone failure situation, the door would be returning back.
The feature is highly increase the safety for coming people and reach the clip situation and accessories damage are not happened.

It is easy and convenient to open the doors when power failure. The resistance of door sliding wheel are, women and kids are easy open the doors when power failure.

The power of open and closure are only below 4.5kgs. It is very safety.



1. Automatic return device

2. Multi-function contro system configuration

3. Device strong lock function stable noise free

4. Small frictional resistance, longlife

5. Double hanging pieces



Function Single Bi-parting
Loading weight 90kgs ~120kgs. 150kgs. (75kgs x 2)
Specification / size DW=400~1500 mm DW=400~1500 mm x2
Speed in open / close 200~550mm /sec close/open can be adjusted
Micro-computer controller Super-compact design in controller block with 8 digital
Driving belt 7.5M with teeth (width 15m/m)
Hold opening time 0.1 ~ 10 seconds
Slow speed 3~6cm/sec/leaf (adjustable)
Safety protection Automatic open when meets obstacle in open or close
Average consume voltage 100 W
Motor starting power 140watt
Temperature range -20 degree C to 50 degree
Manual opening force below 4.5 kgs.
Power active AC 110v ~ AC220v 50/60 Hz
Application Supermarket, shopping mall, front-store, hospital, bank, Hotel, office, airport
Optional peripheral accessories Functional selector, safety beam sensor, password lock, Electric-lock, touch sensor, buzzer, remote control