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UL电源线中绞合导体单根直径最大、最小都有规定, W' ]+ B2 D9 X7 B- Y( C: c9 E% {
0 m! W. ~+ u2 e4 I5 J以前做电子线都是按照公司规定的组合去做,今天看标准时,想了这个问题,电子线绞合导体中单根铜丝直径大小有无规定?
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在UL 758中有写到这方面内容,但在PAGE页上,具体的型号没有用哪种导体,所以比较迷惑,希望大家讨论或帮忙解答,谢!
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5.2.1 A solid or stranded conductor shall not be used where subjected to any temperature that exceeds
! n @: K7 G- U9 ?" `2 N$ pthat shown for the metal as indicated in the third column of Table 5.2. The metal shall comply with the
! j! n' K9 N$ G5 M2 j9 N5 Zapplicable ASTM specification, when specified, as indicated in Table 5.2.
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ANSI/ASTM B 3,ANSI/ASTM B 33等在PAGE页中找不到相关字样 |
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