标准摘要
[中文适用范围]： 本文件规定了用于建筑物内安装的火灾探测和报警系统的电源设备（PSE）的要求、测试方法和性能标准。 对于其他类型 PSE 的测试，本文档仅供参考。 针对特定风险而开发的具有特殊特性的PSE不在本文档讨论范围内。 [外文原描述]： ISO 7240-4:2017 specifies requirements, test methods and performance criteria for power supply equipment (PSE) for use in fire detection and alarm systems installed in buildings. For the testing of other types of the PSE, this document is intended to be used only for guidance. The PSE with special characteristics, developed for specific risks, are not covered in ISO 7240-4:2017.
英文名称Fire detection and alarm systems — Part 4: Power supply equipment