
Electrical Apparatus For The Detection And Measurement Of Flammable Gases - Part 2: Performance Requirements For Group 1 Apparatus Indicating A Volume Fraction Up To 5% Methane In Air
出版:Nederlands Normalisatie Instituut

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基本信息
标准编号: NEN EN IEC 61779-2:2000
发布时间:2000/10/1 0:00:00
标准类别:Standard
出版单位:Nederlands Normalisatie Instituut
标准页数:7
标准简介
Specifies requirements for group I portable, transportable and fixed apparatus for the detection and measurement of methane concentrations in mine air.
标准备注
Supersedes NEN EN 50055. (08/2002)
替代本标准的新标准
等同采用的国际标准
IEC 61779-2 Ed. 1.0 - Identical