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功率好像是测半小时或一小时的所耗电能 (瓦时) 再除以时间
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+ H) k: a8 q" d我看我们实验室家电工程师是这么做的" j9 D4 o+ w% @* v2 R. `
( O/ n2 x. v# i7 Q7 i电压 根据标准/ Q8 b: B9 |' F$ ]- k" }6 X# ^' B! w
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5.13 The tests for appliances with PTC heating elements are carried out at a voltage
8 \: C, h5 X( f( \. R. q C1 vcorresponding to the specified power input. When a power input greater than the rated power
* Y, W8 K7 P/ Z0 l. [$ ]input is specified, the factor for multiplying the voltage is equal to the square root of the, T8 ^7 _6 ?$ W T* Y) b) e- o
factor for multiplying the power input. |
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