Canadian transportation & distribution management . Kilo LAST < Line Breaker coverlowered showing relay A Line Breaker Under the Car A drum controller acts destructivelyat the contacts when the motormannotches er up or shuts off. Itsbecause the controller is not merelyadjusting speeds, a service for whichit is primarily intended, but it isalso opening and closing the motorcircuit. The line breaker re-moves from the controller the func-tion of opening and closing the-*»a,inmotor circuit and, througi^an over-load relay, protects the^motors again\-st improper acceleration. It repla
Canadian transportation & distribution management . Kilo LAST < Line Breaker coverlowered showing relay A Line Breaker Under the Car A drum controller acts destructivelyat the contacts when the motormannotches er up or shuts off. Itsbecause the controller is not merelyadjusting speeds, a service for whichit is primarily intended, but it isalso opening and closing the motorcircuit. The line breaker re-moves from the controller the func-tion of opening and closing the-*»a,inmotor circuit and, througi^an over-load relay, protects the^motors again\-st improper acceleration. It replacesthe familiar overhead hand-operatedbreakers, putting the flash and noisedown under the car where they cantcause panics. In operation when the controller cyl-inder is notched to the first point andthe fingers and segments are in con-tact, a ratchet switch in the controllercloses, causing the motor circuit to becompleted through the line least backward motion of thecontroller handle opens the ratchetswitch, ^mich in turir immediatelybreaker contact
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Keywords: ., bookcentury1900, bookdecade1920, bookpublisherdonmi, bookyear1921
