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转载实际工作中的Electrical Troubleshooting 有关章节:
: I5 I8 ^2 T0 j3 A" p- C. A) M一,交流同步电机(AC Synchronous Motors)) T$ S# Z9 G+ O! X' `+ G+ ^- e1 U
A,启动不了:) d8 o. m) z. w9 s( c5 u
1, no supply voltage reset circuit breakers; replace open fuse.
+ j+ T4 m0 b: g) z: f2, one or more phases open replace fuse(s); check for defective wiring
Z( Z7 }" P. P, i: }3, Mechanical overload correct cause of overlord% ~. D% _6 b. L3 q$ x( ?
4, insufficient voltage check relay voltage supply and increase if possible. z& y, {, o. _# v' e
B, motor runs hot;% \5 I2 |+ Y5 @! v0 l7 d: X8 g$ X, M% n
1, mechanical overlord check motor rating; reduce mechanical load
+ @- g7 c; I, B& {) B; ~# F2, improper ventilation check for proper motor ventilation; clean all motor vents
2 K/ I4 d4 y0 k0 a: L! d3,待续 |
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