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电动工具描述供参考
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8.1.2 For tools marked with more than one rated voltage, a rated voltage range or with % V2 a: d2 n9 a+ K- p a2 J
more than one rated voltage range, the rated input for each of these voltages shall be % E3 W& k0 F0 B9 \) `
marked.& r, W* J$ `6 t5 {) e9 X
The upper and lower limits of the rated power input shall be marked on the tool so that the
( B- A" v: C! t8 y) Orelation between input and voltage appears distinctly, unless the difference between the upper
- B9 S# D1 a! \and lower limits of a rated voltage range does not exceed 20 % of the mean value of the 7 J7 q, E0 d: ]$ b# t- b
range, in which case the marking for rated input may be related to the mean value of the
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