ARC-51N
Designed to provide a controlled closing of single or double action aluminium doors. Features include dual closing speeds to allow flexibility in its closing action, three levels of spring tension, 90° hold-open facility and a comprehensive fixing pack including a fixing channel. Specially designed arms are available to suit anti-finger trap aluminium sections. A heavy duty bottom pivot is supplied as standard.

The ARC-51N is also now available 'springless', making fabrication of a free swinging door possible without changing the standard section preparation. Click here to download the Technical Update PDF
- Dimensions: 292mm x 90mm.
- Concealed Thickness: 37.5mm.
- Maximum Door Width:
Light: 850mm max; Medium: 950mm max; Heavy: 1100mm.
- Maximum Door Weight: Light: 40kg; Medium: 60kg; Heavy: 80kg.
- Maximum Door Height: Light/Medium/Heavy: 2500mm max.
- Closing Speed: Initial closing and latching speeds are factory preset and fully adjustable on site.
- Lubrication: Stable hydraulic fluid suitable for most climatic conditions and constant lubrication.
- Features: Built-in, positive back stop and optional 90º hold open position.
- Hold open facility not to be used on fire doors.
Note: On single action centre-pivot doors it is recommended that a local door stop is fitted at the head to prevent the door swinging through when using electric strikes and latches.
In accordance with BS EN 179: 1998+A1: 2001 this product is designed to be used in emergency situations where people are familiar with the emergency exit and its hardware and therefore a panic situation is unlikely to develop. Where panic situations are foreseen, reference should be made to the Adams Rite 900 Series Panic Exit Device range.
Download the ARC-51N Data Sheet