Digit 2 number of test cycles.
British standard door closers.
Depending on where you want to put them they are mainly used commercially for fire doors ensuring safety and security are met and to prevent unauthorized use of the door.
The appropriate british standard is bs en 1154.
British quality standard door closer most popular has been tested to bsen 1634 at size 3 for 30 60 and 120 minute door sets.
The universal hardware heavy duty bronze commercial door closer the universal hardware heavy duty bronze commercial door closer is suitable for interior commercial applications for doors ranging from 44 lbs.
Digit 1 category of use grade 3.
This article enables you to interpret the coding system.
British standards for door closers bs en 1154 explained a locks online review.
For closing doors from at least 105 open.
If a greater understanding is required then it will be necessary to study the standard in depth.
Door closers intended for use on fire resisting doors and smoke control doors are covered by a construction products directive mandate issued by the european commission.
Consequently this standard is regarded as a harmonised standard and compliance with it supported by suitable evidence allows the application of the ce mark.
Building hardware controlled door closing devices.
The latching and closing speeds are adjustable and the closer meets ada requirements.
Each digit refers to a particular feature of the product measured against the standard s performance requirements.
Controlled door closers can be used anywhere not just on fire doors.
This summary only relates to controlled door closing devices door closers.