TomKim 发表于 2021-4-2 11:07:25

IEC 60670-22-2003 Boxes and enclosures for electrical accessories for household

Boxes and enclosures for electrical accessories for household and similar fixed electrical installations
Part 22: Particular requirements for connecting boxes and enclosures  



First edition

2003-05  

admin 发表于 2021-4-22 16:38:41

谢谢您的分享,金币已奖励!
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