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转载实际工作中的Electrical Troubleshooting 有关章节:
. V+ q" {0 \2 E: S一,交流同步电机(AC Synchronous Motors)) B/ U) b# m, f7 ?' m. Z1 O4 L
A,启动不了:" [# Z4 M8 N. ^
1, no supply voltage reset circuit breakers; replace open fuse.0 k8 v% a( M. C; C$ L
2, one or more phases open replace fuse(s); check for defective wiring
) E o& r, z3 f h9 Q" ]5 w3, Mechanical overload correct cause of overlord
7 P* n$ J5 [$ w' |+ q; n4, insufficient voltage check relay voltage supply and increase if possible
$ u. \/ V: O% yB, motor runs hot;5 }( a# [) B! P t! l
1, mechanical overlord check motor rating; reduce mechanical load
* p! `, ]* I9 I% a2, improper ventilation check for proper motor ventilation; clean all motor vents' g% Q" \( Y4 c' p) y
3,待续 |
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