Fans for general purposes. Tolerances, methods of conversion and technical data presentation algolia-search-ignore This European Standard specifies the

This European Standard specifies the requirements for characteristics

This process may also be used for producer-identified KCs

This PAS lists terms and definitions:

These include the variable decision threshold method (Clause 4) and the variable optical threshold method (Clause 5)

A testing procedure based upon:

Fans for general purposes. Tolerances, methods of conversion and technical data presentation algolia-search-ignore This European Standard specifies the1 Scope This International Standard specifies performance tolerances and the technical data presentation of industrial fans of all types. It does not apply for fans designed solely for low volume air circulation, such as those used for household or similar purposes (ceiling and table fans, extractor fans, etc.). For jet fans refer to ISO 13350. The upper limit of fan work per unit mass is normally 25 kJ kg1, corresponding to an increase of fan