Electrical Handbook: A Convienent Book of Reference for Electrical Engineers and Electricians |
Common terms and phrases
3-phase alternating alternating current ammeter Amperes armature battery brushes cable capacitance cathode cell cent charge closed coil commutator compound motor conductors connected constant contactor copper core curve d-c motors diagram dielectric direct current direction drive electrical electrolyte electromotive force electrons energy equipment field flux foot-candles heat horsepower inch induction motor installed insulation iron lamp lap winding lead light load machine magnetic circuit magnetomotive force material measured metal meter National Electrical Code ohms operation overload phase phase-wound pitch plate poles positive power factor primary reactor relay resistance resistors reverse rheostat rotor rubber secondary segments shown in Fig shunt motor single-phase slots specific gravity speed square squirrel-cage motor starter starting stator steel supply surface switch tape temperature terminal thermal tion torque transformer tube unit usually voltage voltmeter volts wattmeter wire