标准摘要
[中文适用范围]： 本报告提供了有关选择适当的电气设备组或子组的指导，这些电气设备根据预期使用的气体或蒸汽，由隔爆外壳保护或设计为本质安全的。普罗维 [外文原描述]： Gives guidance on the selection of the appropriate group or sub-group of electrical apparatus, protected by flameproof enclosure or designed to be intrinsically safe, according to the gas or vapour in which it is intended to be used. Provides a classification of most used gases and vapours and gives guidance on tests to classify additional gases or vapours not listed in this publication. This publication has the status of a technical report.
英文名称Electrical apparatus for explosive gas atmospheres - Part 12: Classification of mixtures of gases of vapours with air according to their maximum experimental safe gaps and minimum igniting currents