tsunn 发表于 2013-8-11 16:00
以下是我个人的理解,欢迎行家指正。field-wiring branch circuit supply terminas是指在连接到固定布线时需 ...
jsspace 发表于 2013-8-12 16:37
兄弟,你的理解应该欠妥。" H+ S3 y- m9 ~# ]
具体应该这样理解:field-wiring branch circuit supply termina 现场安装的 ...
daocaoren 发表于 2013-8-13 18:14 . s; N9 O, J( Q, l
PCB上LN之间是看7.4的哪一条呢
For Dry and Damp Locations: Live parts
jsspace 发表于 2013-8-12 16:37 2 z! p8 N' p h; t4 P# d
兄弟,你的理解应该欠妥。& t7 j4 U1 R. q, E1 x
具体应该这样理解:field-wiring branch circuit supply termina 现场安装的 ...
daocaoren 发表于 2013-8-13 18:14 - U: c0 N! L+ U8 }! e
PCB上LN之间是看7.4的哪一条呢
5 R. x, c2 |( K) t
For Dry and Damp Locations: Live parts
jsspace 发表于 2013-8-13 22:43
For Dry and Damp Locations: Live parts) o1 U4 f$ U- a$ O安规网www.angui.org2 d& M% v% J5 ]! p- k4 {- j- A
reliably positioned A ...
daocaoren 发表于 2013-8-14 09:55 " f6 J" b3 G4 @1 q- j0 F
为什么7.4会有这一条呢:Field wiring terminals to each other and. O) E# b! \5 O6 u# c7 q" l
fixed live or dead conductive par ...
jsspace 发表于 2013-8-13 22:43 $ D/ d% G* ?5 P( f$ H; z" u& e
For Dry and Damp Locations: Live parts) o1 U4 f$ U- a$ O安规网www.angui.org
reliably positioned A ...
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