Electricity for air conditioning and refrigeration technicians

In a blend of theory and real-life applications, this book presents a comprehensive introduction to electricity that's tailored specifically for future HVAC technicians. Coverage places a strong emphasis on troubleshooting and discusses such topics as electron theory; magnetism; Ohm's law and the electric circuit; series circuits; parallel and series parallel circuits; electric meters; batteries and electromotive force; alternating current; electrical safety; capacitance and inductance; electrical power and energy; transformers; phase shift and power factor; electric motors; motor-starting circuits; control devices; semiconductor devices; air-conditioning circuits; refrigeration circuits; troubleshooting; gas-furnace controls; conditioned air delivery; electrical symbols common to air-conditioning systems; and powers of ten. For practicing HVAC technicians and those interested in basic electricity.