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楼主 |
发表于 2010-3-31 22:14
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终于找到标准的出处了：
: X, z: M3 ?0 d& w" H5.5.3 Thickness4 r4 R. ?# K; P$ F4 _ u+ }: d1 |
The mean value of the thickness shall not be less than the specified value for each type and size of cable shown in the tables of the particular specifications (IEC 60227-4, etc.).; ?6 x" @2 [, w/ s
However, the thickness at any place may be less than the specified value provided that the difference does not exceed 0,1 mm + 15 % of the specified value, unless otherwise specified.; L6 j# j! d* D5 i. O% c! c @- W( r
Compliance shall be checked by the test given in 1.10 of IEC 60227-2.9 t9 a' s) H, o4 r$ s
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) S" f; U. B$ n( p) @" @+ p5 P( R5.2.3 Thickness
& ]1 g5 q3 O# B F8 O! W2 }: f8 J$ z$ hThe mean value of the thickness of insulation shall be not less than the specified value for each type and size of cable shown in the tables of the particular specifications (IEC 60227-3,IEC 60227-4, etc.).1 J2 q/ z. g( j' T8 m( ?
However, the thickness at any place may be less than the specified value provided that the difference does not exceed 0,1 mm + 10 % of the specified value.8 H, t7 r, x4 R9 j
Compliance shall be checked by the test given in 1.9 of IEC 60227-2.( i+ A3 ?; f2 X1 W* K' ]$ X, A) q
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谢谢各位的支持。 |
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