Ningbo summit electric co ltd.
Elevator door mechanical safety edge.
This can be an overlooked problem in some applications.
Door bumpers usually comes in.
Door bumpers are commonly found in older elevators and elevators installed in asia.
Improved immunity to static discharged and rf transmitters even today many elevator passengers reach out and place their hands across the edge of doors as they did on mechanical door edges in the past to keep the doors from closing on them.
The door sensors will not work on the fire service mode hence the fireman s elevator still need mechanical safety edges when the sensor not working.
The elevators in my co op building close after a certain amount of time regardless of whether someone is in the way the doors reopen only if someone inside the elevator presses the open door button.
This was not required by en81 1 and en81 2.
Our new 3d adaptive traffic detection system adapt 3 is designed to enhance passenger comfort and protect elevator doors from damage.
To provide this protection from 25 mm to 1600 mm the door edge needs a minimum of 36 diodes arranged vertically.
Before we go into any details about the hardest working part of the elevator let s start.
These mechanical versions are unreliable and as such can potentially harm users of the elevator.
When a person or an object comes into contact with the bumpers the door will immediately retract.
Door edges benefits our door edges light curtains are compatible with any door operator allowing you to use them on any job that requires advanced door technology.
Over the years there have been significant advances in how doors function to ensure passenger safety and convenience.
Elevator door safety edge elevator sensor price hot sales ant ce certified es12154 220v relay output 32pairs diodes sensor 154 beams infrared light elevator door safety edge.
A retractable door edge triggers elevator doors to open if they close on someone.
Door bumpers also known as door buffers or mechanical safety edges is an elevator mechanical device that prevents the doors closes when a person or an object blocks the doorway.
The door detector must detect obstacles as small as 50 mm in diameter.
Order 3 yrs.
In some door sensors like memco panachrome there are led illumination lamps inside the sensors that indicate the door movement usually green for door opening and flashing red for door closing.
This is a significant elevator safety change for the manufacturers of door detectors.
Checking your safety edges on a regular basis can prevent injury and any elevator downtime.
Since the invention of the elevator there has been continual improvement in operation and safety and elevator doors are no exception.
