标准摘要
[中文适用范围]: ISO 7240 的这一部分规定了用于在火灾探测和报警系统与建筑物居住者之间广播火灾警告的扬声器的要求、测试方法和性能标准(参见 ISO 7240-1:2014,图 1,项目 C) )。 ISO 7240的这一部分规定了两种类型的应用环境的扬声器:A型,一般用于室内,B型,一般用于室外。 ISO 7240 的这一部分不涵盖特殊应用的扬声器,例如,用于危险应用的扬声器,如果此类应用需要 ISO 7240 的这一部分给出的以外的附加或其他要求或测试。 ISO 7240 的这一部分是不包括可寻址扬声器或带有有源组件的扬声器。 ISO 7240-3 涵盖了声音警报指示器。 [外文原描述]: ISO 7240-24:2016 specifies requirements, test methods and performance criteria for loudspeakers intended to broadcast a warning of fire between a fire detection and alarm system and the occupants of a building (see ISO 7240‑1:2014, Figure 1, item C). ISO 7240-24:2016 specifies loudspeakers for two types of application environment: type A, generally for indoor use, and type B, generally for outdoor use. ISO 7240-24:2016 does not cover loudspeakers for special applications, for example, loudspeakers for use in hazardous applications, if such applications require additional or other requirements or tests other than those given in this part of ISO 7240. ISO 7240-24:2016 is not intended to cover addressable loudspeakers or loudspeakers with active components. Audible alarm indicators are covered in ISO 7240‑3.
英文名称Fire detection and fire alarm systems — Part 24: Fire alarm loudspeakers