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转载实际工作中的Electrical Troubleshooting 有关章节:
6 @$ A! T ^/ x一,交流同步电机(AC Synchronous Motors)
) Z# }( ~; N$ m3 jA,启动不了:4 q) d* S8 X) f" M2 x8 }. V! j
1, no supply voltage reset circuit breakers; replace open fuse.* r# w5 D- Y: G6 {
2, one or more phases open replace fuse(s); check for defective wiring* c# N8 H2 r0 D! c5 N
3, Mechanical overload correct cause of overlord
; W# ^9 W. Z. ?. ~$ r4, insufficient voltage check relay voltage supply and increase if possible
, Z! M, _$ M b) O$ J) P, fB, motor runs hot;
0 s; g) _) [! C6 t1, mechanical overlord check motor rating; reduce mechanical load& k- @/ S* b% R7 x" ?
2, improper ventilation check for proper motor ventilation; clean all motor vents
3 e8 \8 U) r+ H! n6 N i3,待续 |
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