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转载实际工作中的Electrical Troubleshooting 有关章节:
6 w6 w) t5 G3 ^! w一,交流同步电机(AC Synchronous Motors)0 g z( ?5 F1 s
A,启动不了:/ a, t* t$ S1 m5 t |
1, no supply voltage reset circuit breakers; replace open fuse.; v5 d4 z& A9 W1 `. O) z* N5 S
2, one or more phases open replace fuse(s); check for defective wiring
2 U/ r0 V. t" m, w3, Mechanical overload correct cause of overlord
0 H: b# ^; ]1 w8 `5 }1 M* {4, insufficient voltage check relay voltage supply and increase if possible; h6 T' Y0 H' h* F. D
B, motor runs hot;
5 q2 ?4 R' q, g( V; j8 f% z1, mechanical overlord check motor rating; reduce mechanical load
$ M0 _' \' J* [* ]2, improper ventilation check for proper motor ventilation; clean all motor vents, e7 z8 ]" v* r7 ?
3,待续 |
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