AC Motors and Control Gear: A Practical Work for Installation Engineers, Contractors, Plant Engineers and Works Electricians |
Contents
APPLICATIONS | 1 |
THREEPHASE INDUCTION MOTORS | 18 |
THREEPHASE INDUCTION COMMUTA | 36 |
14 other sections not shown
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AC motors amperes armature arranged AUTO-TRANSFORMER STARTER auxiliary switch bi-metal strip brushes capacitor motor cent change-over commutator contactor starters contactor type control gear CONTROL PANEL dashpot DC motor delta connection diagram direct switching double-pole contactors drum-type electrical electromagnetic excited fitted full-load current full-load torque hand-operated starters illustrated in Fig induction motor interlocking switch load machine magnetic main winding normal obtained operating coil over-current releases overload phase plunger pole face position power factor push-button reactance repulsion motor reversing rotary magnetic field rotor circuit rotor contactors rotor starter rotor winding running short-circuiting shown in Fig shunt single-phase Slip Rings SLIP-RING MOTOR small motors solenoid speed characteristic squirrel-cage motor starting current starting period starting resistance starting rheostat starting switch starting torque starting winding starts per hour stator contactor stator control switch stator winding suitable synchronous motor thermal relay three-phase motor triple-pole contactor tripping bar under-voltage release voltage volts