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转载实际工作中的Electrical Troubleshooting 有关章节:
% C9 `, n# N5 {6 }7 s3 T一,交流同步电机(AC Synchronous Motors)* V( q4 A! j! i) h
A,启动不了:
+ m$ M( l! R) |+ o1, no supply voltage reset circuit breakers; replace open fuse.4 }2 v/ S# _! J7 j! J
2, one or more phases open replace fuse(s); check for defective wiring
! p% e" C3 K3 S% }& a! b3, Mechanical overload correct cause of overlord
4 ]8 w% i2 T: q( G) D4, insufficient voltage check relay voltage supply and increase if possible
7 d$ w5 R: |$ N! {! y) [/ Y6 Q3 AB, motor runs hot;% ~" w! a( S% R
1, mechanical overlord check motor rating; reduce mechanical load7 K0 E( l6 T" T0 a1 t0 j- d
2, improper ventilation check for proper motor ventilation; clean all motor vents
" B7 \2 B" B m5 p+ P3,待续 |
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