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  4. Standard "BS EN 50057:1991"
WITHDRAWN BS EN 50057:1991 20.12.1991 preview

BS EN 50057:1991

Electrical apparatus for the detection and measurement of combustible gases. Performance requirements for Group II apparatus indicating up to 100 % lower explosive limit.



STANDARD published on 20.12.1991


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Price297.20 USD excl. VAT
297.20 USD

The information about the standard:

Designation standards: BS EN 50057:1991
Note: WITHDRAWN
Publication date standards: 20.12.1991
SKU: NS-92500
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Category: Technical standards BS

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