火灾危险测试 第6-2部分：烟雾遮蔽 测试方法摘要和相关性（2.0 版）

[中文适用范围]： IEC 60695 的这一部分总结了评估烟雾遮蔽性的常用测试方法。它简要总结了常用的静态和动态测试方法@作为国际标准或国家或行业标准。它包括对它们与电工产品及其材料以及火灾场景@的相关性的特别观察，并给出了它们的使用建议。技术委员会应根据 IEC 指南 104 和 ISO/IEC 指南 51 中规定的原则使用本基本安全出版物。技术委员会的职责之一是@在适用的情况下@利用编写其出版物时的基本安全出版物。除非相关出版物中特别提及或包含，否则本基本安全出版物的要求@测试方法或测试条件将不适用。 [外文原描述]： IEC 60695-6-2:2018 provides a summary of commonly used test methods for the assessment of smoke obscuration. It presents a brief summary of static and dynamic test methods in common use, either as international standards or national or industry standards. It includes special observations on their relevance to electrotechnical products and their materials and to fire scenarios, and gives recommendations on their use. This basic safety publication is primarily intended for use by technical committees in the preparation of standards in accordance with the principles laid down in IEC Guide 104 and ISO/IEC Guide 51. It is not intended for use by manufacturers or certification bodies. It has the status of a basic safety publication in accordance with IEC Guide 104 and ISO/IEC Guide 51. This standard is to be used in conjunction with IEC 60695-6-1. This standard cancels and replaces IEC 60695-6-2 published in 2011. This second edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) updated introduction; b) updated normative references; c) new text in 4.1; d) deletion of references to IEC 60695-6-30 and -31 (withdrawn) e) updates with respect to ISO 5659-2; f) deletion of references to BS 6853 and CEI 20-37-3 (superseded); g) deletion of references to ISO/TR 5924 (withdrawn); h) updated text with respect to EN 50399; i) updated text with respect to ISO 5660-1; j) addition of new Subclause 7.5 k) deletion of Annex B; l) deletion of Annex E; m) additional bibliographic references. Key words: Fire Hazard, Smoke Obscuration