BS EN 50056:1991被替代
Specification for electrical apparatus for the detection and measurement of combustible gases. Performance requirements for Group I apparatus indicating up to 100 % (V/V) methane
出版：British Standards Institution
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基本信息
标准编号： BS EN 50056:1991
发布时间：1991/12/20 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：14
标准简介
Performance requirements for portable, transportable and fixed apparatus for the detection and measurement of combustible gas or vapour concentrations with air.
标准备注
© British Standards Institution 2013
Amendment notes:
AMD 9077 published 15 June 1996
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