标准摘要
[中文适用范围]: 1.1 IEC 61508的本部分包含IEC 61508系列标准第1至7部分中使用的术语的定义和解释。1.2 定义按总标题分组,以便相关术语可以在彼此的上下文中得到理解。然而,应该注意的是,这些标题并不是为了增加定义的含义。1.3 IEC 61508-1、IEC 61508-2、IEC 61508-3 和 IEC 61508-4 是基本安全出版物,尽管此状态不适用于低复杂性 E/E/PE 安全相关系统(参见 3.4.1)。 IEC 61508-4 的第 3 条)。作为基本安全出版物,它们旨在供技术委员会根据 IEC 指南 104 和 ISO/IEC 指南 51 中包含的原则制定标准。 IEC 61508-1、IEC 61508-2、IEC 61508-3 和IEC 61508-4 也可用作独立出版物。本国际标准的水平安全功能不适用于符合IEC 60601系列的医疗设备。1.4 技术委员会的职责之一是,在适用的情况下,在编写其出版物时利用基本安全出版物。在这种情况下,除非特别提及或包含在这些技术委员会准备的出版物中,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。1.5 图1显示了IEC 61508系列的总体框架,并表明了IEC 61508-4在实现E/E/PE安全相关系统的功能安全方面所发挥的作用。 [外文原描述]: Looking for deeper insights? Check out IEC 61508:2010 CMV , which includes commented versions of Parts 1 to 7 of IEC 61508. These commented versions highlight the changes made from previous editions and provide explanations from a world-leading expert on the reasons behind the most significant changes. IEC 61508-4:2010 contains the definitions and explanation of terms that are used in parts 1 to 7 of the IEC 61508 series of standards. The definitions are grouped under general headings so that related terms can be understood within the context of each other. However, it should be noted that these headings are not intended to add meaning to the definitions. This second edition cancels and replaces the first edition published in 1998. This edition constitutes a technical revision. It has been subject to a thorough review and incorporates many comments received at the various revision stages. It has the status of a basic safety publication according to IEC Guide 104. This publication is of high relevance for Smart Grid.
英文名称Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 4: Definitions and abbreviations (see Functional Safety and IEC 61508)