14C BULLETIN-2009

UL Standard for Safety Swinging Hardware for Standard Tin-Clad Fire Doors Mounted Singly and in Pairs


 

 

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标准号
14C BULLETIN-2009
发布日期
2009年06月12日
实施日期
2009年06月16日
废止日期
中国标准分类号
/
国际标准分类号
/
发布单位
UL - UL
引用标准
2
适用范围
These requirements apply to hardware for swinging fire doors which have demonstrated in fire tests fire-resistive properties warranting their use with two-ply and three-ply tin-clad fire doors tested in accordance with the Standard for Fire Tests of Door Assemblies@ UL 10B (ASTM E152@ NFPA No. 252).Requirements for the location and time rating required for fire doors are contained in codes such as the BOCA National Building Code@ Standard Building Code (for SBCCI)@ and Uniform Building Code (for ICBO). Requirements for the installation of swinging two-ply and three-ply tin-clad fire doors are included in the Standard for Fire Doors and Fire Windows@ NFPA No. 80.The hardware included in these requirements is intended for mounting standard two-ply and three-ply tin-clad swinging fire doors for protection of openings not exceeding the dimensions for the hourly classifications indicated in Table 1.1.These requirements do not cover automatic releasing or closing mechanisms.A product that contains features@ characteristics@ components@ materials@ or systems new or different from those covered by the requirements in this standard@ and that involves a risk of fire@ electric shock@ or injury to persons shall be evaluated using the appropriate additional component and end-product requirements to determine that the level of safety as originally anticipated by the intent of this standard is maintained. A product whose features@ characteristics@ components@ materials@ or systems conflict with specific requirements or provisions of this Standard shall not be judged to comply with this Standard. Where appropriate@ revision of requirements shall be proposed and adopted in conformance with the methods employed for development@ revision@ and implementation of this Standard.




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