本帖最后由 td456 于 2010-2-21 17:29 编辑 1 K5 x/ O8 X$ ? & h1 |9 n& |. E! OWhen open a motor connection box, # Z% L6 ^3 m0 `! H( P! ?+ wBeside three phase wires for the power, 5 W u8 }; W7 VWe have another two wires marked as P1 and P26 @. a u. c! n$ m
What is that for(P1, P2)?) i+ b- o2 i! \2 S& n
Most of the time, they are not used. 3 j |! S& L7 k" O, v ( k' p! B9 G7 Y' DThanks!
Good question! : C' O; G( ^$ J" Q$ I+ w, B ( }/ @7 k2 q; l' q8 U0 NI think the two leads P1 and P2 are for the thermal switch (mostly normal close), use multimeter to check out.6 l! F5 R4 j- Y2 i- g) C! ]
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Try the following website for details:* y& `# B; W$ X1 k( m http://www.fine-ny.com/pdfs/Fuji-Electrical-Apps.pdf