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转载实际工作中的Electrical Troubleshooting 有关章节:
6 k! j( c3 g# V o一,交流同步电机(AC Synchronous Motors)
4 n1 v; ?* U8 GA,启动不了:
; e+ H8 I6 R2 P( I; ^! K1, no supply voltage reset circuit breakers; replace open fuse.( d% M/ F3 g' E8 p
2, one or more phases open replace fuse(s); check for defective wiring5 |0 C% l L% |# d
3, Mechanical overload correct cause of overlord
! n p3 |8 H! Q5 V4, insufficient voltage check relay voltage supply and increase if possible. N4 b) h( h9 b; w: g; m& n
B, motor runs hot;% w- E5 R6 R; A9 n7 S( [5 G5 O
1, mechanical overlord check motor rating; reduce mechanical load1 }$ D, z- I5 |$ u* t w
2, improper ventilation check for proper motor ventilation; clean all motor vents
1 ?5 C/ P, _" q) S% M3,待续 |
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