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电动工具描述供参考. K j- W2 \$ |/ u5 Y7 t
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8.1.2 For tools marked with more than one rated voltage, a rated voltage range or with
4 q. Y$ i0 f; `0 a) d6 m) gmore than one rated voltage range, the rated input for each of these voltages shall be 6 r/ T7 w% ]! d; f/ r# C: q. w
marked.
i- C# ^. s: d% a, k4 QThe upper and lower limits of the rated power input shall be marked on the tool so that the : x W) y' m- d3 _* B( o2 x
relation between input and voltage appears distinctly, unless the difference between the upper
6 ~- M' u0 C7 J6 o1 Land lower limits of a rated voltage range does not exceed 20 % of the mean value of the
5 h3 w, L; G" f N! R0 c0 {. d' Krange, in which case the marking for rated input may be related to the mean value of the
7 T. w) Q' L9 `range |
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