This specification specifies the requirements, quality assurance regulations and delivery preparations for small brushless DC fans with blade diameters not larger than 300 mm. This specification applies to the design, manufacture and inspection of small brushless DC fans (hereinafter referred to as fans). Brushless DC fans with blade diameters greater than 300 mm may also refer to this specification.
HB 20102-2012 history
2013HB 20102-2012 Specification for miniature brushless D.C. blower