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转载实际工作中的Electrical Troubleshooting 有关章节:3 b2 w+ y0 h. h7 [6 g; `; q+ ~
一,交流同步电机(AC Synchronous Motors)
0 {4 l0 O% v9 LA,启动不了:0 O5 `4 V; V- X/ j6 u
1, no supply voltage reset circuit breakers; replace open fuse.* e0 \7 D& k; c2 q, |3 ?
2, one or more phases open replace fuse(s); check for defective wiring
p; x$ |2 Y4 d% w' n4 U' H/ b3, Mechanical overload correct cause of overlord' H1 U% d0 @' @% z) U
4, insufficient voltage check relay voltage supply and increase if possible2 n; k9 k5 A) G5 M/ Y& O/ k
B, motor runs hot;
2 n1 u- v I' x, U" r0 o5 t1, mechanical overlord check motor rating; reduce mechanical load
- R, I, @- ~( M6 K1 U2, improper ventilation check for proper motor ventilation; clean all motor vents
6 M1 v/ |8 R7 j; {- l B! w3,待续 |
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