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转载实际工作中的Electrical Troubleshooting 有关章节:2 F$ B$ S0 z) J% k% s1 ?" f% D6 p
一,交流同步电机(AC Synchronous Motors)" x/ o) |, S; M
A,启动不了:
c& _' y' D6 D7 H% _# _1, no supply voltage reset circuit breakers; replace open fuse.
6 _$ }! }/ s. e1 {9 h2, one or more phases open replace fuse(s); check for defective wiring+ _3 Y1 P) g6 }; z& p) }$ Y
3, Mechanical overload correct cause of overlord" H5 n! l# B( A* q% v( }
4, insufficient voltage check relay voltage supply and increase if possible: W7 L0 U4 \4 a( O# m( m: e
B, motor runs hot;
7 Q5 c" W+ I N# K1, mechanical overlord check motor rating; reduce mechanical load) \# x9 z! q1 t2 N
2, improper ventilation check for proper motor ventilation; clean all motor vents3 D- u! c1 Z( B$ [; A: ]! o
3,待续 |
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