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转载实际工作中的Electrical Troubleshooting 有关章节:
+ w* O$ C7 I& C& A& O一,交流同步电机(AC Synchronous Motors)
$ O! T- M9 c. C7 Q: l2 F, `A,启动不了:
) u, m1 G# w+ j. @- `9 d6 {1, no supply voltage reset circuit breakers; replace open fuse., q- L! b+ w; {# E3 j/ x) g
2, one or more phases open replace fuse(s); check for defective wiring
2 E' ~$ F0 J& a7 J3, Mechanical overload correct cause of overlord2 Q- a+ l: j J& M9 H8 B; |+ a
4, insufficient voltage check relay voltage supply and increase if possible3 Q# I1 ? C- V- y' J
B, motor runs hot;
3 Z2 v1 n- C( R1 c6 a) ^1, mechanical overlord check motor rating; reduce mechanical load: z Q6 l$ [( e' L3 ^$ J0 b2 W
2, improper ventilation check for proper motor ventilation; clean all motor vents
; { k7 [$ h+ j: O" n3,待续 |
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