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29.1 部分节选:if the construction is such that the distances could be affected by wear, by! [- V2 m h5 ~ J" B" A2 M
distortion, by movement of the parts or during assembly, the clearances for rated impulse
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标准中说假如距离受磨损、变形、装配等影响时,1500V脉冲电压或以上所对应的电气间隙需要增加0.5mm。, q$ \ X: G& C0 r! @# S& t
在实际操作中,大家如何定义"距离受磨损、变形、装配等影响".
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目前由于是宁可杀错不放过的态势,脉冲电压1500V以上都增加了0.5mm,我想听听大家是怎么操作的?2 Q" ` S) `6 O4 g3 v! ?! p4 o' m
注 PCB线路板整体灌胶.
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