你所说的不合法。 2 t+ A' { `0 k+ r% b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。9 u6 ?( g. D p' x! z$ C
最好去找个正规公司做 , x5 T4 r( W. {' H2 s ! G0 I3 N& D4 C) k0 G- u' s/ Znaxb1000@yahoo.ca
richardzhng 发表于 2011-12-12 19:38 6 u) b8 }/ P. ]
are you sure it is three phases and one neutral, not three phases and a ground?
0 W( j, ~& [8 f2 U J2 K8 ^0 `"are you sure it is three phases and one neutral, not three phases and a ground?" : e; d- s: \8 _( l% ~/ [ : J% i* C& x' q+ A5 V7 z% h; `& E4 w) Z) p2 i8 p5 K5 ]
I am sure . Would you gave me some advice? thanks!