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转载实际工作中的Electrical Troubleshooting 有关章节:
! t+ y, S2 T6 X4 H一,交流同步电机(AC Synchronous Motors)$ x _/ u, M/ F! W4 @
A,启动不了:- A+ _9 ]# D/ U, h% X! \
1, no supply voltage reset circuit breakers; replace open fuse.
: k! s- M7 c( D: b2, one or more phases open replace fuse(s); check for defective wiring( P6 w7 r( @3 `
3, Mechanical overload correct cause of overlord; {7 y8 e0 i' c5 c4 F
4, insufficient voltage check relay voltage supply and increase if possible' v3 |0 B0 P. i+ L% n
B, motor runs hot;) O) Y' B* N" R& b: \
1, mechanical overlord check motor rating; reduce mechanical load
/ y+ G7 X' f9 B* A$ j( C" }6 j( F7 v2, improper ventilation check for proper motor ventilation; clean all motor vents
3 T$ _- O+ p/ j1 r3,待续 |
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