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转载实际工作中的Electrical Troubleshooting 有关章节:
& |! j) Y4 l0 G7 J4 s& I& T一,交流同步电机(AC Synchronous Motors)
+ h+ _9 Z7 \- x: G+ D$ A/ ]A,启动不了:$ Q; ]; T7 X1 b9 L* M( s/ E
1, no supply voltage reset circuit breakers; replace open fuse.
1 I5 D8 X, r4 Z6 S; J2, one or more phases open replace fuse(s); check for defective wiring" b1 K7 d, f% @2 z. {9 M% j
3, Mechanical overload correct cause of overlord
. [5 ^$ q/ I" g* I* Z4, insufficient voltage check relay voltage supply and increase if possible
# z4 O% R1 z# ]3 w9 T- EB, motor runs hot;
1 `' p2 z& G1 d1, mechanical overlord check motor rating; reduce mechanical load
& U% K/ ^0 C; c! b/ A2, improper ventilation check for proper motor ventilation; clean all motor vents
5 i: q8 S: |6 I8 R3,待续 |
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