ECIEC60664- 1:2020/cor1:2020 — 1—IEC 2020国际电工委员会 Commission électrotechnique internationaleIEC 60664-13
0 版 2020-05低压供电系统内设备的绝缘协调-----
第 1 部分
原则、要求和测试法文版的更正出现在英文文本之后
对法语版本的修正是在英语文本之后进行的
60664-12020-05/COR1:2020-10(en-r)—2— IEC60664-1:2020/cor1:2020IEC 2020图 G
1 (2 of 2)用以下新图取代图/G
1(2of2)
AInhomogeneousfield conditions
2)YesClearance according toTable F
2 case A considering:· Required impulsewithstand voltage● Pollution degreeBNo Inhomogeneous field conditions
2)YesNoClearance according toTable F
8 between case Aand case BClearance according to Table F
2 between case A and case BClearance according to Table F,8 case ATest accordingto subclause 6
1to verify clearanceTest accordingto 6
2to verify clearanceRequired clearance is the largest of the requirements aboveYes