你所说的不合法。6 H! L. X6 n9 z; e: F
看你的电压等级,需要一点照片,如果有充足的信息,我可以告诉你怎么做。+ O2 J5 u6 A, ^
最好去找个正规公司做 5 L" f1 h0 Z, A$ N( Q, U ^8 y7 l! N8 Y! Z# w8 x! z0 u naxb1000@yahoo.ca
richardzhng 发表于 2011-12-12 19:38 + x8 O5 ?5 ~( b8 S
are you sure it is three phases and one neutral, not three phases and a ground?
, S) j/ r) v+ Y) \' i' c3 A. o) k"are you sure it is three phases and one neutral, not three phases and a ground?" # c" o" z' s9 h! Z E0 X2 i N ! n! w: ], v a# A- N3 _: f a7 Q* S3 M; }( Q1 l! D" A; LI am sure . Would you gave me some advice? thanks!