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Electricity and Controls for HVAC-R

by: Herman, Stephen L.; Sparkman, Bennie

Electricity and Controls for HVAC-R

by: Herman, Stephen L.; Sparkman, Bennie

ISBN 13:
9781435484276
ISBN 10:
1435484274
Edition: 6th
Format: Paperback
Copyright: 06/12/2009
Publisher: Delmar Cengage Learning
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Summary

Now in its sixth edition, ELECTRICITY AND CONTROLS FOR HVAC-R equips readers with the information needed to work effectively with all types of motors and control devices found in the heating and air-conditioning industry. Prior knowledge of electricity is not required as this book begins with discussion of essential basic electricity and electrical circuits concepts. Numerous schematic diagrams and step-by-step troubleshooting procedures are included to acquaint readers with all of the different types of circuits commonly encountered in the HVAC-R field.

Preface	p. ix
Basic Electricity	p. 1
A Special Note on Safety	p. 2
Atomic Structure	p. 6
Electrical Quantities and Ohm's Law	p. 15
Measuring Instruments	p. 24
Electrical Circuits	p. 35
Electrical Services	p. 50
Wire Size and Voltage Drop	p. 63
Inductance	p. 72
Capacitance	p. 79
Control Circuits	p. 89
Schematics and Wiring Diagrams	p. 90
Developing Wiring Diagrams	p. 107
Motors	p. 117
Split-Phase Motors	p. 118
The Shaded-Pole Induction Motor	p. 131
Multispeed Motors	p. 135
Three-Phase Motor Principles	p. 148
The Squirrel-Cage Induction Motor	p. 159
The Wound Rotor Induction Motor	p. 179
The Synchronous Motor	p. 186
Brushless DC Motors	p. 193
Transformers	p. 199
Isolation Transformers	p. 200
Autotransformers	p. 221
Current Transformers	p. 227
Control Components	p. 233
Overloads	p. 234
Relays, Contactors, and Motor Starters	p. 243
The Solid-State Relay	p. 248
The Control Transformer	p. 252
Starting Relays	p. 260
Variable-Speed Motor Control	p. 270
The Defrost Timer	p. 274
The Thermostat	p. 282
Pressure Switches	p. 298
The Flow Switch	p. 304
The Humidistat	p. 308
Fan-Limit Switches	p. 311
The Oil-Pressure Failure Switch	p. 317
Solenoid Valves	p. 321
The Short-Cycle Timer	p. 327
Methods of Sensing Temperature	p. 338
Gas Burner Controls	p. 347
Oil Burner Controls	p. 353
Troubleshooting Using Control Schematics	p. 359
Introduction to Troubleshooting	p. 360
Room Air Conditioners	p. 376
A Commercial Air Conditioning Unit	p. 383
Heat-Pump Controls	p. 388
Packaged Units: Electric Air Conditioning and Gas Heating	p. 400
Ice Maker And Refrigeration Controls	p. 413
Household Ice Makers	p. 414
Commercial Ice Makers	p. 436
Refrigeration Controls	p. 452
Solid-State Devices	p. 463
Resistors and Color Codes	p. 464
Semiconductor Materials	p. 472
The PN Junction	p. 478
Light-Emitting Diodes (LEDs) and Photodiodes	p. 483
The Transistor	p. 490
The Unijunction Transistor	p. 496
The Silicon-Controlled Rectifier	p. 501
The Diac	p. 509
The Triac	p. 512
The Operational Amplifier	p. 518
Solid-State Controls	p. 531
Programmable Logic Controllers	p. 532
Programming a PLC	p. 546
Analog Sensing for Programmable Controllers	p. 557
Glossary	p. 561
Index	p. 579
Table of Contents provided by Ingram. All Rights Reserved.

Amazon no longer offers textbook rentals. We do!

Electricity and Controls for HVAC-R

Electricity and Controls for HVAC-R

9781435484276

1435484274

Summary

Table of Contents

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Amazon no longer offers textbook rentals. We do!

Electricity and Controls for HVAC-R

Electricity and Controls for HVAC-R

9781435484276

1435484274

Summary

Table of Contents

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