9 C1 y2 ]. l. y9 J4 P" ^9 F0 iWhen open a motor connection box, + J. c( J( d# hBeside three phase wires for the power, 7 a' q) D+ f) t. S/ ^5 XWe have another two wires marked as P1 and P2, H% ^( ^6 z; A, s, W
What is that for(P1, P2)? & O9 J, Y5 V; pMost of the time, they are not used.; \! p s" X# i. `8 _; f
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Thanks!
Good question! 0 _( x" O8 s1 G" w$ u- @9 ^: N) N+ u
I think the two leads P1 and P2 are for the thermal switch (mostly normal close), use multimeter to check out. ( p1 ?. o7 i! B0 i, d( c0 o- K% q9 [/ v2 ~& ~, }5 h
Try the following website for details:) n4 q5 B& b- X9 i# U$ P http://www.fine-ny.com/pdfs/Fuji-Electrical-Apps.pdf