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转载实际工作中的Electrical Troubleshooting 有关章节:
% ^6 b$ W+ S) x8 o% l4 L+ ^一,交流同步电机(AC Synchronous Motors)
2 }: _' i/ I2 L; `1 b( Y3 UA,启动不了:5 K+ A! a) S8 y
1, no supply voltage reset circuit breakers; replace open fuse.3 K# B6 v3 f) M$ l' s e
2, one or more phases open replace fuse(s); check for defective wiring
4 v* N# e7 C+ B# n1 b8 [3, Mechanical overload correct cause of overlord" e8 T, ]% s' _/ |0 _( h2 M5 O
4, insufficient voltage check relay voltage supply and increase if possible2 m( _5 t# I4 F5 x2 D b
B, motor runs hot;
1 ^) Q3 Q; z9 n6 s: ^; o1, mechanical overlord check motor rating; reduce mechanical load4 S" p( v: H& T' [3 K+ j
2, improper ventilation check for proper motor ventilation; clean all motor vents
1 M# O% p" c) z3,待续 |
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