本帖最后由 td456 于 2010-2-21 17:29 编辑 5 }- [ ?. Y- q% ?2 G: K
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When open a motor connection box, $ m, k6 W b, B# iBeside three phase wires for the power,9 m* c$ `; U4 \" {# h0 m0 `
We have another two wires marked as P1 and P2 1 X: P' E& K' E8 i, C+ ]& b1 t, LWhat is that for(P1, P2)?# h! u7 G! x" I( R( t2 W
Most of the time, they are not used.) P- S0 J* c( F
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Thanks!
Good question! 9 Z8 r( R( r# i$ I, n 2 R- P- K0 M% u$ kI think the two leads P1 and P2 are for the thermal switch (mostly normal close), use multimeter to check out. $ ]8 C) p1 {( R9 U0 k; u* O( j , t0 Y) ^8 e. \% Z/ L7 uTry the following website for details:# ] Y: h! Y, t) x* ?; z. V1 q# w http://www.fine-ny.com/pdfs/Fuji-Electrical-Apps.pdf