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10 Electric strength at operating temperature
9 N# u& l. {# l1 e The electrical insulation of the toy at operating temperature shall be adequate.; Q* g" s4 e- X+ y$ a- `5 _
Compliance is checked by the following test.
' O) l3 ~3 E. U; L9 [ The toy is operated as specified in 9.3 and 9.4. One terminal of all components connected across the supply is disconnected and the insulation between parts of different polarity is then
8 } V3 k- ^5 A, b- @# w7 Ysubjected for 1 min to a voltage of substantially sinusoidal waveform having a frequency of
4 j5 a0 J N" T% P4 g0 k3 J% B: t50 Hz or 60 Hz and a value of 250 V.+ `) r# R. \3 o# g4 r, N! @! { Y2 S
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4 F$ n, w; f" w6 V% ~10 工作温度下的电气强度
( Y8 l7 e# `1 o# d4 b/ M' e在工作温度下玩具的电气绝缘应是足够的。
. f8 O$ j+ x( K) G: s( S玩具应按9.3和9.4的规定运行,跨接在电源两端的所有元件的一端断开,然后在不同极性部件的绝缘之间施加频率为50Hz或60Hz的250V的正弦波电压1min。5 V% X+ Z! x4 `. O3 B+ h
不应发生击穿。
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7 M! E) v3 `4 d v+ LQ:电压具体加在哪里,可以举个例子吗?目 的是什么?5 \8 @, |: b& H
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