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转载实际工作中的Electrical Troubleshooting 有关章节:
/ s0 L9 t8 G' k ?一,交流同步电机(AC Synchronous Motors)
3 r* Q% N, Y4 V p$ \* A, v& g* m, MA,启动不了:
! N! M' C) }4 k/ D1, no supply voltage reset circuit breakers; replace open fuse.7 K& M' h; X7 L. p9 p, w
2, one or more phases open replace fuse(s); check for defective wiring
3 ^8 G5 @+ I( ^ _- i3, Mechanical overload correct cause of overlord
; a+ ~# {8 B4 T/ b; b$ A4, insufficient voltage check relay voltage supply and increase if possible j0 H0 S: }: k2 u" l1 c
B, motor runs hot;
W( X2 w) ^/ R* ?% L1, mechanical overlord check motor rating; reduce mechanical load& u- s8 p( g* j/ T; ^* o9 b
2, improper ventilation check for proper motor ventilation; clean all motor vents8 x+ c, U7 B2 O. M
3,待续 |
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