DI-107
is door locking device for Freight Elevator among Door Operator. That is, updoor locking device certified
as elevator safety system( EK-MARK, Korean Electric Safety System ) with ECK-1004:2005 application.
Elavator hall door of updoor is installed in door guide rail by updoor guide shoe. And car door & door key
plate is installed at the back to open the door in elevator hall side with using special door key.
Features
1. Contact point of interlock is opened and closed by door locking device.
2. The position of interlock is maintained by the connection device
of compressed spring.
3. The contact point of interlock is connected to locking device and opened
by mechanically operating of locking device.
4. Interlocking makes the door to be locked in closed position before normal operation
of traction Machine(Driving Machine).
5. When the car is automatically stopped or leveling, the power is supplied to Traction
Machine(Driving Machine) through normal control circuit continuously, but the car
completes stop or leveling before complete opening of elevator door.
6. When elevator door is opened from outside, lifting the locking device area
with special door key to release the locking.
7. Safety contact point is protected by protective case.
Types
Installation Type
Contact Point Type
Switch Contact
Contact point operation
DI-107
L, R
Mech. Sensor
Limit Switch Contact
As the point of switch contact is turned on by door cam, door switch is operated
Standard
Features
TECHNICAL
DATA
Cont.
resist. value
Less
than 30mз
Thr.
of cont. point
Over
100gf/1 cont.
Limit
temperature
88”
Contact Rated
DC 125V/DC 1A
Solenoid Rated
DC 24V/DC 0.9A
ELECTRIC POWER
Switch Width
400mm
Switch Depth
130mm
Switch Height
44mm
Normal Roller Stroke
14mm
Lever Arm Length
70mm
Application
Door locking device of elevator is consists of Door switch part and safety device. And the structure of these device is explained below.
1. Door switch part : Interlock keeper and door cap is installed at the bottom of updoor.
Lock unit(Hook Lever assy) is installed into the side of "C" frame bottom that is for supporting updoor rail.
Therefore, when the elevator door is opened, the operation of elevator is out.
2. Safety device : Door key plate is installed into the keeper plate ass'y of updoor bottom.
Therefore, door is locked to prevent any random opening from outside without using a door key.
