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转载实际工作中的Electrical Troubleshooting 有关章节:
3 d- L+ O+ i7 h. _一,交流同步电机(AC Synchronous Motors), K4 Q; m6 p1 d( e1 A. f
A,启动不了:" R* X3 T- m. F/ i a6 t+ V7 f5 t
1, no supply voltage reset circuit breakers; replace open fuse.
y9 t W H0 r# `) S2, one or more phases open replace fuse(s); check for defective wiring
( k _5 i* W! m; q) p7 J3 z' a3, Mechanical overload correct cause of overlord
5 }+ `: }7 I5 @$ ]4, insufficient voltage check relay voltage supply and increase if possible
% Y, t0 n5 m+ B K* z/ `B, motor runs hot;+ `& @9 M- ?8 k, r: r, `; E
1, mechanical overlord check motor rating; reduce mechanical load
, |' R! p3 e7 q; M2, improper ventilation check for proper motor ventilation; clean all motor vents
% X2 q) G6 V& v5 @+ I* l3 X9 R3,待续 |
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