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转载实际工作中的Electrical Troubleshooting 有关章节:1 [/ d X0 s8 I! ^
一,交流同步电机(AC Synchronous Motors)
0 Q3 L6 ^0 w, T$ iA,启动不了:
" x% G- K6 ^8 _5 Z1, no supply voltage reset circuit breakers; replace open fuse., Z6 S' o2 v% T
2, one or more phases open replace fuse(s); check for defective wiring" B0 x! G2 N9 m; Q4 u+ u
3, Mechanical overload correct cause of overlord
" q1 Q1 M4 L1 E) F+ I4, insufficient voltage check relay voltage supply and increase if possible* g0 H% b: `" C% h
B, motor runs hot;" T( C" L4 k8 o' g
1, mechanical overlord check motor rating; reduce mechanical load
( S: u9 R7 O* [2, improper ventilation check for proper motor ventilation; clean all motor vents- u# d4 ?& L5 R( { D
3,待续 |
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