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满足60335-2-80条款20.101的,叶片可以触摸到:
) g9 i" c& \, C6 [4 ~20.101 Fan blades, other than those of fans for mounting at high level, shall be guarded unless their leading edges and tips are rounded with a radius of not less than 0,5 mm and2 J+ F- m8 b D( y/ I
– they have a hardness less than D 60 Shore, or- [4 x& r' w2 y( r4 [& F
– they have a peripheral speed less than 15 m/s when the fan is supplied at rated voltage, or
$ j0 l7 b* \0 y4 I: G- f- j2 {/ @– the fan has a power output not exceeding 2 W when supplied at rated voltage.
* D- H0 Z# ?- @' s( oCompliance is checked by inspection and by measurement. |
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