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满足60335-2-80条款20.101的,叶片可以触摸到:
& d0 d1 e2 V- {( d1 A* s20.101 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 and9 }4 v# X2 @, Z
– they have a hardness less than D 60 Shore, or
! Y( A& t, K. W% Y; D– they have a peripheral speed less than 15 m/s when the fan is supplied at rated voltage, or8 l! k* H- S+ o4 t5 R
– the fan has a power output not exceeding 2 W when supplied at rated voltage.
6 X5 u% J6 ^% x/ g8 fCompliance is checked by inspection and by measurement. |
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