标准摘要
[中文适用范围]: 本部分IEC 60695是一项技术规范,规定了成品单元的防火包容测试方法。旨在验证成品单元内部有效点火源产生的火灾事件的包容能力。除非相关产品标准另有规定,否则本文件描述的防火包容评估不适用于以下任何情况: - 单一电气组件; - 当单一电气组件并入成品单元时; - 电气安装产品,如配电盘、电路保护装置、开关设备、控制设备、电缆管理系统和电气附件(布线设备)。 本文件描述的测试方法不适用于以下电气连接: - 成品单元中包含的低功率电气连接,其中通过连接的最大功率不超过15W。 - 焊接和熔接的电气连接免于本文件的评估。 本文件旨在用于评估成品单元的防火包容能力,在成品单元的选择和设计过程中使用。除非在相关出版物中特别引用或包含,否则本文件的要求、测试方法或测试条件不适用。 [外文原描述]: IEC 60695-2-21:2023, which is a Technical Specification, specifies a fire containment test method for finished units. It is intended to verify the capability of containing of a fire event generated by an effective ignition source inside a finished unit. Unless otherwise specified by the relevant product standard, determination of the fire containment described in this document does not apply to any of the following: - A single electrical component; - A single electrical component when incorporated into a finished unit; - Electrical installation products such as distribution boards, circuit protection devices, switchgear, controlgear, cable management system and electrical accessories (wiring devices).
英文名称Fire hazard testing - Part 2-21: Glowing/hot-wire based test methods - Fire containment test on finished units