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转载实际工作中的Electrical Troubleshooting 有关章节:
- n# a# S4 x. w3 h( N一,交流同步电机(AC Synchronous Motors)) M& q% M9 m$ D* H
A,启动不了:6 r( Y7 f7 B8 m, B- D. k
1, no supply voltage reset circuit breakers; replace open fuse.7 ~" W2 i7 u$ d. k; a% N, t+ f
2, one or more phases open replace fuse(s); check for defective wiring- Z) h, G1 a# C- B7 n. _
3, Mechanical overload correct cause of overlord5 Q) B- K [" E# E% R- T) ^
4, insufficient voltage check relay voltage supply and increase if possible
0 D4 f B3 Q3 [% }1 L, H" r5 X' N/ nB, motor runs hot;- h, h0 n2 H/ Y9 O8 T
1, mechanical overlord check motor rating; reduce mechanical load
. l; L. B) R2 {9 ?8 ~7 k* s9 l2, improper ventilation check for proper motor ventilation; clean all motor vents6 U% [# I+ W1 Z/ x" D5 b9 t/ T; e
3,待续 |
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