, P# }4 v8 I& i0 d$ ~% @ NWhen open a motor connection box, " c9 O* k4 j5 E8 n6 aBeside three phase wires for the power,6 l8 o1 O' i. `) n* _$ V! G2 l
We have another two wires marked as P1 and P2$ j% Z$ x2 C4 L# l6 q$ ?9 h
What is that for(P1, P2)? 5 r$ X4 @$ o4 ?( h" V2 D; NMost of the time, they are not used. ' B& S5 G8 M0 Q+ H- X, F/ q1 {& n. B0 [, T% B9 r% u% s N
Thanks!
Good question! * l( W+ g* J- w& b( z4 n . e, E) w- x: l! u, Q. aI think the two leads P1 and P2 are for the thermal switch (mostly normal close), use multimeter to check out.) l' P6 Z) @! G) W! T7 [) V
8 V( X. W: x# A5 w" C1 \% [/ o
Try the following website for details: % `/ S: E, N6 M/ N1 H _http://www.fine-ny.com/pdfs/Fuji-Electrical-Apps.pdf