Practical Electric Wiring: Residential, Farm, and Industrial. Based on the 1951 National Electrical Code |
Contents
PART | 1 |
Underwriters and Codes | 3 |
Basic Principles and Measurements | 15 |
Copyright | |
33 other sections not shown
Common terms and phrases
2-wire circuits 3-phase 3-way switches alternating current amperage amperes appliances battery black wire branch circuit building bulb candle power carrying capacity ceiling Chap chapter circuit breaker circular mils Code in Sec Code requires Code Sec conductor conduit connected connector controlled cord covered demand factor diameter disconnecting means Electric equipment example feeder fixture floor flow fluorescent fluorescent lamp foot-candles full-load current grounded wire horsepower illumination installed insulation knob and tube lamp larger light locations locknut lumens maximum meter minimum motor mounted National Electrical Code neutral wire opening operating ordinary outlet box overcurrent device overcurrent protection panelboard permitted pull raceway ranges receptacle outlets rubber rubber-covered wire separate service switch shown in Fig similar simple single-phase sizes small appliance socket solder switch box Table terminal transformer type shown Underwriters ungrounded usually voltage drop volts wall wattage watts white wire wires run