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DIN EN 50055 VDE 0400-2:1993-07

Electrical apparatus for the detection and measurement of combustible gases

Performance requirements for Group I apparatus indication up to 5 % (v/v) methane in air

German version EN 50055:1991
Class/Status: Standard, withdrawn
Released: 1993-07
VDE Art. No.: 0400001
Standard
withdrawn:

DIN EN 50055 VDE 0400-2:1999-07

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

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