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British standard door closers.
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.
Digit 2 number of test cycles.
Controlled door closers can be used anywhere not just on fire doors.
British quality standard door closer most popular has been tested to bsen 1634 at size 3 for 30 60 and 120 minute door sets.
For closing doors from 180 open.
If a greater understanding is required then it will be necessary to study the standard in depth.
For closing doors from at least 105 open.
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.
Building hardware controlled door closing devices.
The appropriate british standard is bs en 1154.
This article enables you to interpret the coding system.
British standards for door closers bs en 1154 explained a locks online review.
Each digit refers to a particular feature of the product measured against the standard s performance requirements.
Consequently this standard is regarded as a harmonised standard and compliance with it supported by suitable evidence allows the application of the ce mark.
The latching and closing speeds are adjustable and the closer meets ada requirements.