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交流接触器工作原理:当电磁线圈接受指令信号得电后,铁心被磁化为电磁铁,产生电磁吸力,当克服弹簧的反弹力时使动铁心吸合,带动触头动作,即常闭触头分开、常开触头闭合;当线圈失电后,电磁铁失磁,电磁吸力消失,在弹簧的作用下触头复位。
交流接触器线圈的工作电压,应为其额定电压的85%-105%,这样才能保证接触器可靠吸合。如电压过高,交流接触器磁路趋于饱和,线圈电流将显著增大,有烧毁线圈的危险。反之,电压过低,电磁吸力不足,动铁心吸合不上,线圈电流达到额定电流的十几倍,线圈可能过热烧毁。Lot of 6 in Box McGill BCYR 3/4 S Camyokes
Lot of 7 in Box McGill CVR 3/4 S Cam Yoke Bearing
Melles Griot 59LGF412 Lens
Crouzet 81513533 Pneumatic Pressure Switch
American Sensor AST4410 -1 to 6 Bar Pressure Transducer
American Sensor AST4410 -1 to 6 Bar Pressure Transducer
66" 1/0 Jumper for UPS, Solar, Battery Quick-Connect Te
66" 1/0 Jumper for UPS, Solar, Battery Bolt-On Quick-Co
Baldor 34H250-5422 AC Motor 115/208-230V 1725RPM 0.5HP
Lot of 200 O-Rings Nitrile Buna-N 1-7/16" x 1-11/16
Turck Threaded Proximity Sensor Ni4-M12-AZ31X
Moeller DIL 0 M Contactor w/2x 11S DIL M Auxiliary Cont
Lot of 4 Moeller DIL00M Contactor 3PH 220-690VAC 20A 24
Banner IAT26HDPMNC 3.2mm Bundle Angled Fiber Cable
Parker Compumotor S57-51-MO Stepping Motor