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If protective impedance is used, the current between the part and the supply source shall
' m- {* j0 n+ F2 n% unot exceed 2 mA for d.c., its peak value shall not exceed 0,7 mA for a.c. and
0 F L4 u( O9 ?; ^– for voltages having a peak value over 42,4 V up to and including 450 V, the capacitance! ^6 E, v8 x7 p5 P! b! D4 d' U" c$ T
shall not exceed 0,1 μF;
, S/ O7 H% a7 Z4 a6 g% {– for voltages having a peak value over 450 V up to and including 15 kV, the discharge shall
+ i: @ s% @9 @3 v6 l: u* {2 ]: hnot exceed 45 μC;' V: E$ H& r5 ^3 z# a) B/ b0 W/ @
– for voltages having a peak value over 15 kV, the energy in the discharge shall not exceed
7 p" N" i+ ?! j$ u- k350 mJ.7 |" E9 {3 \$ z" }- R+ z
Compliance is checked by measurement, the appliance being supplied at rated voltage.
) U: L7 ^% G8 b, Q- J: } 这个放电量怎么测量咧?有没有高人啊??
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