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转载实际工作中的Electrical Troubleshooting 有关章节:
4 { k; ^, E: q4 q* C( k5 s4 j! P一,交流同步电机(AC Synchronous Motors)' u/ I |+ C: {8 F
A,启动不了:
' k4 W$ K6 i( G. r5 K# J1 [1, no supply voltage reset circuit breakers; replace open fuse.
) J- v* E: S1 ]2, one or more phases open replace fuse(s); check for defective wiring5 N- Z& Y& X: [4 X: |, z
3, Mechanical overload correct cause of overlord, q5 e$ y$ b5 K: S. N
4, insufficient voltage check relay voltage supply and increase if possible" }: I7 t9 m8 M# m) M9 U. F
B, motor runs hot;! [0 a! _% |1 D
1, mechanical overlord check motor rating; reduce mechanical load& i' c }* ?( M2 s
2, improper ventilation check for proper motor ventilation; clean all motor vents5 m6 n( B) E* O) Y
3,待续 |
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