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AENOR - UNE-EN 50055/A1

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.

inactive
Organization: AENOR
Publication Date: 24 September 1996
Status: inactive
ICS Code (Electrical apparatus for explosive atmospheres): 29.260.20

Document History

UNE-EN 50055
May 7, 1999
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.
A description is not available for this item.
UNE-EN 50055/A1
September 24, 1996
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.
A description is not available for this item.
UNE-EN 50055
October 21, 1994
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.
A description is not available for this item.
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