Specifies general requirements for construction and testing and describes the test methods that apply to portable, transportable and fixed apparatus for the detection and measurement of flammable gas or vapour concentrations with air. The apparatus, or parts thereof, are intended for use in potentially explosive atmospheres and in mines susceptible to firedamp.
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IEC 61779-1 Ed. 1.0 en:1998
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Electrical apparatus for the detection and measurement of flammable gases – Part 1: General requirements and test methods
International Electrotechnical Commission , 04/23/1998
Pages: 55
