DI-105 is installed to the top and the bottom of elevator and is A, B Double type limit switch that it detects the location of elevator car’ and if elevator go beyond the restricted area, it cuts the elevator power.

 

 

 1. Interlock contact is open and closed by door locking system.

 2. Interlock maintains locking location by a coupling device of compressed spring

 3. Interlock contact is opened surely by locking device of mechanical operating device.

 4. Before lifter operates, interlock maintains door locked location.

 5. Safety contact is protected by protecting cover

 6. When platform door is opened from the outside, locking equipment can be raised using special door key so that it is easy to release lock.