GB/T12706-2002中絕緣電阻體積電阻率是如何計(jì)算的？ - 無圖版
chenym --- 2007-12-21 14:40:25
1
請教，GB/T12706-2002中絕緣電阻體積電阻率是如何計(jì)算的？
超導(dǎo) --- 2008-01-06 16:52:14
2
k=R/Lg(D/d)
K is th insulation resistance constant at 20℃ in megohm kilometres
R is the insulation resistance of each core at 20℃ in megohm kilometres
D is the diameter over the insulation in millimetres(mm)
d is the diameter over the conductor in millimetres(mm)
will99999 --- 2008-03-10 11:08:34
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Good!
john0 --- 2008-03-10 17:37:05
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標(biāo)準(zhǔn)IEE,BS7671,國際標(biāo)準(zhǔn),DEWA ,符合上述標(biāo)準(zhǔn)的線纜
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