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转载实际工作中的Electrical Troubleshooting 有关章节:/ T. o6 a# O' a( _
一,交流同步电机(AC Synchronous Motors)
0 s: X% w5 |' _0 c/ F& C; Y! Y0 EA,启动不了:5 x& q* o5 w/ o! g& P
1, no supply voltage reset circuit breakers; replace open fuse., c4 X7 h( @0 d6 A
2, one or more phases open replace fuse(s); check for defective wiring, N: i3 J" l# c E" A2 I" U
3, Mechanical overload correct cause of overlord" y7 B" ?; M% F3 E
4, insufficient voltage check relay voltage supply and increase if possible1 s: b6 }( n+ M. L+ e
B, motor runs hot;
% s2 ^3 M- @* }: @5 r9 x; e- p1, mechanical overlord check motor rating; reduce mechanical load1 A1 }$ _! Q2 L, |
2, improper ventilation check for proper motor ventilation; clean all motor vents9 R. [! g# W' c+ \
3,待续 |
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