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转载实际工作中的Electrical Troubleshooting 有关章节:/ k6 i k' E1 L: e
一,交流同步电机(AC Synchronous Motors)# u# s+ Z" x$ n6 l& m4 u
A,启动不了:! \- r; q4 O; C0 D4 y
1, no supply voltage reset circuit breakers; replace open fuse.& W# [4 j. J+ c( n
2, one or more phases open replace fuse(s); check for defective wiring! C1 A5 T' r3 B9 l2 k8 k
3, Mechanical overload correct cause of overlord; \3 C9 k( v5 Y" f
4, insufficient voltage check relay voltage supply and increase if possible/ o' @. q2 w$ ^9 \ M. d+ x
B, motor runs hot;8 s* t& S0 S: F& U. @* n3 y4 v' B; s9 z
1, mechanical overlord check motor rating; reduce mechanical load/ v, I: o4 ]+ Z. x( ~- U# u
2, improper ventilation check for proper motor ventilation; clean all motor vents
4 t _7 Z) p, B: B6 h; v$ J5 C3,待续 |
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