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Electricity for Refrigeration, Heating, and Air Conditioning,9780827376533
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Electricity for Refrigeration, Heating, and Air Conditioning

by
Edition:
5th
ISBN13:

9780827376533

ISBN10:
0827376537
Format:
Paperback
Pub. Date:
1/14/1997
Publisher(s):
Delmar Publishers
List Price: $86.95
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Summary

New material includes a chapter on heating control devices (oil, gas, and electric), material on troubleshooting heating controls, installation of electric circuits for refrigeration, heating and air conditioning, clock and electric thermostats, and new material on basic electronic control systems used in residential conditioned air systems.

Table of Contents

Preface vii
1. Basic Electricity
1(21)
Objectives
1(1)
Key Terms
1(1)
Introduction
2(1)
1.1 Atomic Theory
2(2)
1.2 Positive and Negative Charges
4(1)
1.3 Flow of Electrons
5(3)
1.4 Conductors and Insulators
8(1)
1.5 Electric Potential
9(1)
1.6 Current Flow
10(2)
1.7 Resistance
12(1)
1.8 Electric Power and Energy
13(2)
1.9 Ohm's Law
15(2)
1.10 Calculating Electric Power
17(1)
Summary
18(1)
Questions
19(3)
2. Electric Circuits
22(17)
Objectives
22(1)
Key Terms
22(1)
Introduction
23(1)
2.1 Basic Concepts of Electric Circuits
23(2)
2.2 Series Circuits
25(4)
2.3 Parallel Circuits
29(4)
2.4 Series-Parallel Circuits
33(2)
Summary
35(1)
Questions
36(3)
3. Electric Meters
39(19)
Objectives
39(1)
Key Terms
39(1)
Introduction
40(1)
3.1 Electric Meters
41(5)
3.2 Ammeters
46(3)
3.3 Voltmeters
49(3)
3.4 Ohmmeters
52(3)
Summary
55(1)
Questions
56(2)
4. Components, Symbols, and Circuitry of Air-Conditioning Wiring Diagrams
58(43)
Objectives
58(1)
Key Terms
59(1)
Introduction
59(1)
4.1 Loads
60(4)
4.2 Contactors and Relays
64(3)
4.3 Magnetic Starters
67(1)
4.4 Switches
67(5)
4.5 Safety Devices
72(2)
4.6 Transformers
74(1)
4.7 Schematic Diagrams
74(3)
4.8 Reading Simple Schematic Diagrams
77(5)
4.9 Reading Advanced Schematic Diagrams
82(10)
4.10 Pictorial Diagrams
92(1)
4.11 Installation Diagrams
92(3)
Summary
95(2)
Questions
97(4)
5. Alternating Current, Power Distribution, and Voltage Systems
101(19)
Objectives
101(1)
Key Terms
101(1)
Introduction
102(1)
5.1 Basic Concepts of Alternating Current
102(6)
5.2 Power Distribution
108(1)
5.3 230 Volt-Single Phase-60 Hertz Systems
108(3)
5.4 Three Phase Voltage Systems
111(1)
5.5 230 Volt-Three Phase-60 Hertz Delta System
111(2)
5.6 208 Volt-Three Phase-60 Hertz Wye System
113(1)
5.7 Higher Voltage Systems
114(2)
Summary
116(2)
Questions
118(2)
6. Installation of Heating, Cooling, and Refrigeration Systems
120(24)
Objectives
120(1)
Key Terms
120(1)
Introduction
121(1)
6.1 Sizing Wire
121(7)
6.2 Disconnect Switches
128(2)
6.3 Fusible Load Centers
130(2)
6.4 Breaker Panels
132(4)
6.5 Distribution Centers
136(1)
6.6 Installing Electrical Circuits for Refrigeration, Heating, and Air-Conditioning Equipment
137(4)
Summary
141(1)
Questions
142(2)
7. Basic Electric Motors
144(53)
Objectives
144(1)
Key Terms
145(1)
Introduction
145(1)
7.1 Magnetism
145(3)
7.2 Basic Electric Motor
148(2)
7.3 Types of Electric Motors
150(1)
7.4 Shaded-Pole Motors
151(4)
7.5 Capacitors
155(4)
7.6 Split-Phase Motors
159(5)
7.7 Permanent-Split Capacitor Motors
164(3)
7.8 Capacitor-Start-Capacitor-Run Motors
167(2)
7.9 Three-Phase Motors
169(3)
7.10 Hermetic Compressor Motors
172(8)
7.11 Service Call Protocol
180(3)
7.12 Service Calls
183(6)
Summary
189(1)
Questions
190(4)
Practice Service Calls
194(3)
8. Components for Electric Motors
197(32)
Objectives
197(1)
Key Terms
197(1)
Introduction
198(1)
8.1 Starting Relays for Single-Phase Motors
198(1)
8.2 Current or Amperage Relays
199(3)
8.3 Potential Relays
202(6)
8.4 Hot-Wire Relays
208(1)
8.5 Solid-State Starting Relays
209(4)
8.6 Motor Bearings
213(3)
8.7 Motor Drives
216(2)
8.8 Service Calls
218(5)
Summary
223(1)
Questions
224(2)
Practice Service Calls
226(3)
9. Contactors, Relays, and Overloads
229(35)
Objectives
229(1)
Key Terms
229(1)
Introduction
230(1)
9.1 Contactors
231(5)
9.2 Relays
236(6)
9.3 Overloads
242(8)
9.4 Magnetic Starters
250(3)
9.5 Push-Button Stations
253(1)
9.6 Service Calls
254(4)
Summary
258(2)
Questions
260(1)
Practice Service Calls
261(3)
10. Thermostats, Pressure Switches, and Other Electric Control Devices
264(44)
Objectives
264(1)
Key Terms
265(1)
Introduction
265(1)
10.1 Transformers
266(2)
10.2 Thermostats
268(13)
10.3 Staging Thermostats
281(4)
10.4 Clock Thermostats
285(5)
10.5 Pressure Switches
290(3)
10.6 Miscellaneous Electric Components
293(5)
10.7 Service Calls
298(4)
Summary
302(1)
Questions
303(3)
Practice Service Calls
306(2)
11. Heating Control Devices
308(45)
Objectives
308(1)
Key Terms
308(1)
Introduction
309(1)
11.1 Heating Fundamentals
310(3)
11.2 Basic Heating Controls
313(6)
11.3 Gas Heating Controls
319(10)
11.4 Oil Heating Controls
329(7)
11.5 Electric Heating Controls
336(3)
11.6 Hydronic and Steam Controls
339(3)
11.7 Service Calls
342(4)
Summary
346(2)
Questions
348(3)
Practice Service Calls
351(2)
12. Troubleshooting Electric Control Devices
353(47)
Objectives
353(1)
Key Terms
353(1)
Introduction
353(1)
12.1 Electric Motors
354(1)
12.2 Contactors and Relays
355(2)
12.3 Overloads
357(6)
12.4 Thermostats
363(3)
12.5 Pressure Switches
366(4)
12.6 Transformers
367(1)
12.7 Electric Heating Controls
368(3)
12.8 Gas Heating Controls
371(8)
12.9 Oil Heating Controls
379(6)
12.10 Service Calls
385(6)
Summary
391(1)
Questions
392(2)
Practice Service Calls
394(6)
13. Air-Conditioning Control Systems
400(27)
Objectives
400(1)
Key Terms
400(1)
Introduction
400(2)
13.1 Basic Condensing Units
402(6)
13.2 Packaged Units
408(7)
13.3 Field Wiring
415(7)
Summary
422(2)
Questions
424(3)
14. Control Systems: Circuitry and Troubleshooting
427(47)
Objectives
427(1)
Key Terms
427(1)
Introduction
428(1)
14.1 Basic Control Circuits
428(4)
14.2 Total Control System of Residential Units
432(2)
14.3 Advanced Control Systems
434(9)
14.4 Methods of Control on Advanced Systems
443(4)
14.5 Total Commercial and Industrial Control Systems
447(3)
14.6 Troubleshooting Control Systems
450(7)
14.7 Service Calls
457(9)
Summary
466(1)
Questions
467(4)
Practice Service Calls
471(3)
15. Solid-State Controls and Systems
474(30)
Objectives
474(1)
Key Terms
474(1)
Introduction
475(1)
15.1 Electronic System Components
476(5)
15.2 Basic Electronic Controls
481(11)
15.3 Basic Electronic Control Systems Used in Residential Conditioned Air Systems
492(4)
15.4 Advanced Electronic Controls
496(4)
Summary
500(2)
Questions
502(2)
Glossary 504(11)
Index 515


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