Then only one Chinese fire-rated door in British and Russian Stanadard
1> Elegant and pleasing appearance.Light and handy structure,high intensity,fine elasticity.
2> Convenient door machine installation.It can directly be created in the ceiling assembling or the straight beam.
3> It adopts photo-electric code disc to catch the position with the advanced digitalized variable frequency technology.It makes it more smooth in running with lower noise and more convenient debugging.
4> It adopts round arc tooth synchronous belt drive and optimized mechanical structure in order to reach the higher precision and more swift transmission.
5> It utilizes the synchronous door vane in order to keep the door vane in constant coincidence during the open/shut process.It fulfils a genuine and complete synchronization between hoist-way door and car door.
6> It is of novel and reasonable door vane structure,wide serving range.It is applicable for various models of lifts and landing door devices.