DC51-V - Variable Spring Transom Closer

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With the development of new products Adams Rite is using their experience and innovation to produce quality products for existing and new markets.

In this section you will find products that meet the needs of almost any security application or standard in Europe.

Application

The variable spring transom closer has the same footprint as the current ARC-51N however can be adjusted to suit each opening ensuring the door closes correctly while keeping the opening force down to a minimum.

Specification

 
  • Adjustable spring strength EN1-4 to levels in EN1154
  • Uses standard ARC-51N accessories which suit majority of applications
  • Supplied as body only with modified L bracket and tag plate.
  • Adjustable closing and latching speeds 
  • Designed for use on aluminium doors
  •  Avaliable in non-hold open and 90 degree hold open variants
  • Only 37.5mm thick allowing installation in standard transom channels.
  • Tested to 500,000 cycles
  • Not designed to aid compliance to the opening force requirements of ADM/BS8300

Finish

 See ordering information

Standards

Dimensions: 292mm x 91.5mm.
Concealed Thickness: 37.5mm.
Door Suitability: See table for maximum door sizes/weights.
Closing Speed: Initial closing and latching speeds are factory preset and fully adjustable on site.
Spring Strength                     

Adjustable between EN1-4 (to EN1154 requirements)

EN2/3/4 is equivalent to ARC-51N spring strength light/medium/heavy respectively

Lubrication: Stable hydraulic fluid suitable for most climatic conditions and constant lubrication.
Features: Built-in positive back stop and optional 90° hold open position.
Max Door Weight When using heavy duty bottom pivot rated to 120kg
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.

 

Ordering Options
DC51-V11-000A
EN1-4 VARIABLE SPRING CLOSER NHO BODY&TAG ONLY
DC51-V12-000A
EN1-4 VARIABLE SPRING CLOSER 90 DEG HO BODY&TAG ONLY