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转载实际工作中的Electrical Troubleshooting 有关章节:
; G0 ~- h, U) L* K一,交流同步电机(AC Synchronous Motors)
u' v1 @( ?; \, fA,启动不了:
$ `% g/ j+ S$ o2 Q3 R1, no supply voltage reset circuit breakers; replace open fuse.
) C$ E# ]! G% C' R2, one or more phases open replace fuse(s); check for defective wiring
+ Y4 ]; X* a5 f6 S3, Mechanical overload correct cause of overlord: P2 u/ C. h9 |
4, insufficient voltage check relay voltage supply and increase if possible
9 J G8 B. |5 O7 u2 g4 }; v$ iB, motor runs hot;
+ |& H; H8 D" r0 e; \1, mechanical overlord check motor rating; reduce mechanical load t; K m. J' s9 r; n& ~
2, improper ventilation check for proper motor ventilation; clean all motor vents
4 G; Y. U, v9 P1 i* u' X3,待续 |
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