& ]/ K& [. S. v4 F: x& |& E, wWhen open a motor connection box, , F/ p8 H, n( y4 \Beside three phase wires for the power, 6 L9 @6 S% H- G: w! {6 A* uWe have another two wires marked as P1 and P2 m D Y, R3 r5 _2 }3 t" n
What is that for(P1, P2)? $ p% m) a s, E* f! @7 ]Most of the time, they are not used.! ]- H9 g1 P: Z4 {: @0 O" I
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Thanks!
Good question!! }& L: e# s0 w( L, a4 E8 N
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I think the two leads P1 and P2 are for the thermal switch (mostly normal close), use multimeter to check out.) ^/ m/ p2 P. L, u+ J
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Try the following website for details: # Z/ z: \9 _0 f- Q+ Y) s, Fhttp://www.fine-ny.com/pdfs/Fuji-Electrical-Apps.pdf