ISO 13351:2009 specifies the dimensions of the circular and rectangular flanges of general‑purpose fans, as well as the fan size designations. It is not applicable to cross‑flow fans or to fan appliances used for individual household or similar applications.
Status: Under developmentYou can help develop this draft international standard by contacting your national memberStage: DIS ballot initiated: 12 weeks [40.20]
Edition: 3Number of pages: 13
Technical Committee :ISO/TC 117ICS :23.120
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