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标题:
繼電器UL認證標准
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作者:
bian19850221
时间:
2008-10-25 10:16
标题:
繼電器UL認證標准
求救高手幫忙告知繼電器UL認證標准
作者:
brent
时间:
2008-10-25 14:10
這個我來告訴你吧.
1 s$ [8 H2 _9 D
ul508 Industrial Control Equipment
, m3 l7 W ~7 Z3 M
iec61810 Electromechanical elementary relays –Part 1:General and safety requirements
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