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不知道LZ从哪里看到的这个条款?
- |0 G9 t% V4 s6 Y5 @5 REN 60335-1:2002 27.5
) w! i& U2 z4 j* qA current derived from a source having a no-load voltage not exceeding 12 V (a.c. or d.c.) and# [% ~- Y* I" Y4 k; T
equal to 1,5 times rated current of the appliance or 25 A, whichever is higher, is passed
8 {- c7 p- j) H7 ]between the earthing terminal or earthing contact and each of the accessible metal parts0 {9 |2 Q; `9 a6 W
turn.9 u4 D" q% h) g- d
The voltage drop between the earthing terminal of the appliance or the earthing contact of the* |/ g) P6 `' E9 L) Z9 [
appliance inlet and the accessible metal part is measured. The resistance calculated from
$ C; K% D& v- A- `the current and this voltage drop shall not exceed 0,1 Ω., v7 |& E9 [$ s0 X( `" [- a
标准只是说从空载电压不超过12V的电源取得电流,电流值等于1.5倍的额定电流或者25A(取较大值).7 \8 I6 j% o7 R: m& n' ?
测试时施加的是电流,读到是是电压.通过计算能得到电阻..并不是同时施加电压和电流. |
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