Dorma ED Push Arm 500 mm (lintel depth 226–500 mm) silver per piece

Product

Push arm 500 mm for lintel depths from 226 to 500 mm, designed for Dorma ED swing door operators in silver finish. Suitable for intensive passage and fire doors, it delivers reliable performance for automation of single or double-leaf hinged doors.

Specifications

• Modular electromechanical technology, compatible with Dorma ED 100 and ED 250 operators
• Dimensions: 685 x 70 x 130 mm
• Weight: 12 kg
• Certified for fire door applications (EN 1154), suitable for heavy doors and high-traffic use
• Temperature range: -15°C to +50°C; relative humidity up to 93% (non-condensing)
• Power supply: 230 Vac 50 Hz ±10%; peripheral output 24 Vdc ±10%, 1.5 A
• Maximum opening angle: 110°
• Adjustable hold-open delay (standard 30 s, optional up to 180 s)
• Locking signal for electric and motorized locks
• Push-and-Go activation from 4° manual opening
• Status indication via integrated LEDs
• Functions extendable via upgrade cards (e.g., increased speed and expanded timing)

Usage

Install the push arm with Dorma ED swing door operators for controlled and automated opening/closing of hinged doors. Configure functional options using extension cards to meet specific application needs, including higher opening speed, prolonged hold-open times, and specialized timing for double doors. Integrated controls allow flexible operation modes, with easy adjustment for final closing force and wind load regulation.

FAQ

1. What is the maximum lintel depth supported by this push arm?
   The arm accommodates lintel depths from 226 mm up to 500 mm.

2. Is this component suitable for use on fire doors?
   Yes, it is certified for fire door applications in compliance with EN 1154.

3. How can I adjust the hold-open time?
   The standard hold-open time is 30 seconds, but it can be extended to 180 seconds with the appropriate extension card.

4. What are the power requirements?
   Operates on 230 Vac 50 Hz ±10%, with a peripheral output of 24 Vdc ±10% at 1.5 A.

5. Can the closing speed be adjusted?
   Yes, closing speed and final closing force are adjustable via the operator's potentiometer controls.

mvm-dt-2025-07-07