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转载实际工作中的Electrical Troubleshooting 有关章节:, K2 Y3 W1 T# R; L- r
一,交流同步电机(AC Synchronous Motors)
O9 d( r9 H9 Y8 Z: ]A,启动不了:+ f! B/ U2 c* v- f: s
1, no supply voltage reset circuit breakers; replace open fuse.9 y9 [2 q; q- N/ d
2, one or more phases open replace fuse(s); check for defective wiring
$ O# k i8 p+ Y S! `9 f3, Mechanical overload correct cause of overlord
# ~2 i; n) l0 H9 }' b4, insufficient voltage check relay voltage supply and increase if possible0 g- d7 l; ~/ ^/ f
B, motor runs hot;
! c7 Q( {, d. r+ U" J0 I1, mechanical overlord check motor rating; reduce mechanical load
0 i; @0 D9 p* P% ^% [6 U9 T2, improper ventilation check for proper motor ventilation; clean all motor vents
: {$ ]* i6 ~5 W. R" } ~( i1 A3,待续 |
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