Electrical Equipment |
Common terms and phrases
3-phase adjustment advantage alternating-current ammeter ampere ampere-hour apparatus applications armature automatic battery capacitor capacity cement cent Chap circuit breaker conductor connected copper cost current transformer cycles deflection diagram direct current direct-current efficiency electric element equipment exciter feeder field rheostat frequency full-load furnace fuse heating horsepower illustrated in Fig indicated induction motor installed instrument insulation kilovolt kilovolt-ampere kilowatt kind lamps lighting lightning arrester line drop line voltage load locomotive machine magnetic maximum measuring metal motor-generator operation overcurrent phase poles polyphase potential transformer power factor primary Problem ranges rated ratio reactance relay resistance resistor rheostat rotating rotor secondary selsyn shunt single-phase speed squirrel-cage starting steel suitable switch switchboard synchronous condenser synchronous converter synchronous motor TABLE XXIII.-COSTS temperature three-phase tion torque trans trip coil trolley usually voltage drop voltage regulator voltmeter volts watthour meter wattmeter welding winding wire