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AENOR - UNE-EN 50056

ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF COMBUSTIBLE GASES. PERFORMANCE REQUIREMENTS FOR GROUP I APPARATUS INDICATING UP TO 100% (V/V) METHANE IN AIR.

inactive, Most Current
Organization: AENOR
Publication Date: 7 May 1999
Status: inactive
ICS Code (Electrical apparatus for explosive atmospheres): 29.260.20

Document History

UNE-EN 50056
May 7, 1999
ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF COMBUSTIBLE GASES. PERFORMANCE REQUIREMENTS FOR GROUP I APPARATUS INDICATING UP TO 100% (V/V) METHANE IN AIR.
A description is not available for this item.
UNE-EN 50056/A1
September 24, 1996
ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF COMBUSTIBLES GASES. PERFORMANCE REQUIREMENTS FOR GROUP I APPARATUS INDICATING UP TO 100% (V/V) METHANE.
A description is not available for this item.
UNE-EN 50056
October 24, 1994
ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF COMBUSTIBLE GASES. PERFORMANCE REQUIREMENTS FOR GROUP I APPARATUS INDICATING UP TO 100% (V/V) METHANE IN AIR.
A description is not available for this item.

References

This document is superseded by:
UNE-EN 61779-3 - Electrical apparatus for the detection and measurement of flammable gases. Part 3: Performance requirements for group I apparatus indicating a volume fraction up to 100% methane in air.
Published by AENOR on November 20, 2002
A description is not available for this item.
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