EN 12259的这一部分规定了符合prEN 12845固定消防系统 - 自动喷淋系统 - 设计和安装的附件A和B的自动喷淋系统中使用的干式报警阀组件，加速器和排气装置的结构和性能要求。干式报警阀组件，加速器和排气管的辅助部件和附件不在本标准的范围内

This Part of EN 12259 specifies requirements for construction and performance of dry alarm valve assemblies, accelerators and exhausters used in automatic sprinkler systems conforming to annexes A and B of prEN 12845 Fixed firefighting systems - Automatic sprinkler systems - Design and Installation. Auxiliary components and attachments to dry alarm valve assemblies, accelerators and exhausters are not covered by this standard.