4
ED250
01-2018
DL4614-080
dormakaba ED250 IG Service Manual
Chapter 2
2 Product description
2.1 Intended use
The ED250 is an electromechanical operator used
exclusively for opening and closing interior or exterior
swing doors.
The ED250 in-ground operator is packaged in a cement
case for in-ground floor installations.
For double swing doors, two cement cases are supplied.
2.2 ED250 full energy operator
ED250 is supplied as a full energy operator.
The operator can be configured as a low energy
operator by parameter adjustment.
WARNING
For low energy applications, ED250 parameters
must be adjusted to meet ANSI/BHMA A156.19
specifications. Reference:
• Chapter 17, Parameters
• Chapter 16, ANSI/BHMA standards
2.3 Arm configurations
Door width
ED250
Inches
mm
Pounds
kg
28
711.2
882
400
32
812.8
882
400
36
914.4
882
400
39
990.6
882
400
42
1067
882
400
48
1219
700
340
2.5 Maximum door weights
TIPS AND RECOMMENDATIONS
Insure operator is qualified for use at the
respective smoke or fire-rated door.
2.4 Cement case enclosure
The cement case enclosure is listed and labeled to:
• UL50, NEMA 4 water resistant enclosure
• CSA 22.2
2.5 Floor threshold
1. Threshold to cover cement case and blockout is not
supplied with the ED250 in-ground package.
Threshold installation and maintenance is customer
responsibility. Refer to Chapter 8 for threshold
maintenance.
Fig. 2.1.1 In-ground case with ED250 operator
Fig. 2.3.3 Arm and track assembly (track in door)
Fig. 2.3.1 Center hung
Fig. 2.3.2 Offset pivot
Fig. 2.3.4 Floor threshold
1
Track
2
Slide
1
2
3
4
3
Arm
4
M8 shoulder screw
Threshold
Cement case cover
Blockout
