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转载实际工作中的Electrical Troubleshooting 有关章节:# z6 \$ b5 ]& v+ W1 l" n, b7 ]' y
一,交流同步电机(AC Synchronous Motors)& X( E0 ~% N. o! N- X; C
A,启动不了:
& g+ x# A* [9 ?$ W3 g9 R6 m1, no supply voltage reset circuit breakers; replace open fuse.0 k+ a1 j$ i! H; `
2, one or more phases open replace fuse(s); check for defective wiring
1 e x% ^% s9 ^" R {/ x6 t# u3, Mechanical overload correct cause of overlord) ?/ L; r: |( S, J( m
4, insufficient voltage check relay voltage supply and increase if possible
6 a8 T; i4 C1 j: D! T2 ^B, motor runs hot;& U( J3 f4 g5 }' m4 W/ h
1, mechanical overlord check motor rating; reduce mechanical load
7 [1 B) z5 F( v' a" v2, improper ventilation check for proper motor ventilation; clean all motor vents
5 }0 G8 D8 `1 Z% h" w& {- L3,待续 |
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