CEI EN 50057:1997-09
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Electrical equipment for the detection and measurement of combustible gases. Group II equipment performance requirements stating up to 100% of the lower flammability limit
Published date
01-09-1997
Publisher
Superseded date
27-09-2025
Superseded by
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This Standard specifies the performance requirements for Group II portable, mobile or stationary equipment (as indicated in EN 50054) for the detection and measurement of concentrations of combustible gases or vapours in the air.
| Committee |
CT 31
|
| DocumentType |
Standard
|
| ProductNote |
This standard is also Identical to EN 50057:1991
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Superseded
|
| SupersededBy |
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