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转载实际工作中的Electrical Troubleshooting 有关章节:
8 h/ @5 [# Y0 G. \& {: V' P一,交流同步电机(AC Synchronous Motors)
6 H/ W D. `8 C4 F& N3 z7 wA,启动不了:+ k7 ^- W4 D q1 \, D! q/ a
1, no supply voltage reset circuit breakers; replace open fuse.
$ m+ e0 `3 d6 W; _! V \2, one or more phases open replace fuse(s); check for defective wiring
R9 X% O6 t" j- ]3, Mechanical overload correct cause of overlord
$ i6 X: B9 E s* M8 [4, insufficient voltage check relay voltage supply and increase if possible
4 k( M o1 t5 y5 R. i1 VB, motor runs hot;' }1 c9 C" L' S/ L
1, mechanical overlord check motor rating; reduce mechanical load: L- _" x8 E# _, `& E9 l/ J
2, improper ventilation check for proper motor ventilation; clean all motor vents
3 G2 ?3 f$ E! _7 _3,待续 |
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