Electrical apparatus for the detection and measurement of combustible gases; performance requirements for group I apparatus indicating up to 5 % (v/v) methane in air; German version EN 50055:1991
German title
Elektrische Geräte für das Aufspüren und die Messung brennbarer Gase; Anforderungen an das Betriebsverhalten von Geräten der Gruppe I mit einem Meßbereich bis zu 5 % (V/V) Methan in Luft; Deutsche Fassung EN 50055:1991
Publication date
1993-07
Original language
German
Pages
8
Publication date
1993-07
Original language
German
Pages
8
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