6 pages matching track circuits in this book
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LOW VOLTAGE SINGLE PHASE POWER SYSTEM
7 other sections not shown
0perations Accelerating Belt accuracy amplidyne application Apron Feeder Assistant Yard Master automatic warehousing barge haul barge unloader barney box winch braking Bucket Closing cable capacitors capacity circuit breaker classification yard coal flow coal handling system collectors connected contactor control panel conveyor conveyor H Conway cost crane dumper dynamic braking electrical scales equipment fault finder feed feet flopgate gantry gantry crane gondola hopper Hump Conductor indicated installation instrumentation interlock Jib Slewing junction tower limit switches line loss load cells located machine machinery house master switch materials handling mechanical moving operation Pennsylvania Railroad phase converter plant position problem punched card pushbutton rail railroad relay resistors retarder rope rotary car dumper rotating signal single phase speed started steel stop storage structure supply switchgroup tank torque Tower Travel track circuits trainphone tripper trolley upper trolley volts weigh-hopper wound rotor