Views: 0 Author: D and D Hardware Publish Time: 2021-05-24 Origin: D and D Hardware
BS EN 1154:1997 -The European standard for the performance of controlled door closing devices.
Introduce in detail the product type, usage classification, test period, test period, door quality, corrosion resistance, as well as product definition, product performance requirements, test instruments, test methods and product markings.
BS EN 1154:1997 classifies door closers by using a 6 digit coding system.
1. Category of use
Two categories are defined.
Grade 3: For closing doors from at least 105° open
Grade 4: For closing doors from 180° open
2.Number of test cycles
only one categories are is identified.
Grade 8: 500,000 cycles
3.Test Door Mass/ size
Where a door closer provides a range of power sizes both the minimum and maximum shall be identified. Door size/mass in accordance with BS EN 1154:1997
4.Fire Behaviour
Two categories are defined.
Grade 0 : Not suitable for use on fire/smoke door assemblies
Grade 1:Suitable for use on fire/smoke door assemblies, subject to satisfactory testing and evaluation (See BS EN 1634 Part1: 2000)
5.Safety
All door closers must meet the basic requirements for safe use. Therefore only grade 1 is identified.
6.Corrosion resistance
Five categories are defined.
Grade 0 : No defiined resistance.
Grade 1 : mild resistance
Grade 2 : moderate resistance
Grade 3 : high resistace
Grade 4 : very high resistance
BS EN 1155:1997 -The European Standard for the performance of electrically powered hold open devices for swing doors.
This standard again provides detailed information on product types, usage classifications, test cycles, door quality, corrosion resistance, as well as definitions, product performance requirements, test equipment, test methods and product markings.
BS EN 1155:1997 classifies products using the same 6 digit coding system as outlined in BS EN 1154:1997. The only difference being box 3 where BS EN 1154 refers to durability, BS EN 1155 refers to hold open power size.
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