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耐压是根据产品的绝缘等级和额定电压大小综合判定的,如EN60335-1中的耐压1 |9 a% C0 T( q/ J$ z) x/ U
Table 4 – Voltage for electric strength test % F7 S+ R2 _. |+ x: k, v3 L
Insulation Test voltage V % D& V: k, m4 e, `: e7 Z: q+ G
Rated voltage Working voltage (U)
, W7 D) B+ ~* I SELV <150 V >150 V and <250 V >250V 4 T1 j8 u( G1 a/ x
Basic insulation 500 1 000 1 000 1,2 U + 700
' r" f: U4 A* L+ K) z) M8 lSupplementary insulation 1 250 1 750 1,2 U + 1 450 ) _ W G9 m' r/ U+ T
Reinforced insulation 2 500 3 000 2,4 U + 2 400 |
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