Electrical Motor Controls: Workbook

by ROCKIS/MAZUR

• ISBN13: 9780826916761
• ISBN10: 0826916767
• Edition: 2nd
• Format: Paperback
• Copyright: 2001-01-01
• Publisher: CENGAGE Delmar Learning

Table of Contents

Electrical Quantities and Circuits
Electrical Motor Controls	p. 1
Electrical Measurements	p. 2
Prefixes	p. 3
Electrical Quantities	p. 3
Current Flow	p. 4
Multimeter Basic Measurements	p. 5
Ohm's Law	p. 6
Power Formula	p. 7
Series Circuit Resistance	p. 8
Series Circuit Voltage/Current/Power	p. 9
Parallel Circuit Resistance	p. 10
Parallel Circuit Voltage/Current/Power	p. 11
Series/Parallel Circuit Resistance	p. 12
Series/Parallel Circuit Voltage/Current/Power	p. 13
Series, Parallel, and Series/Parallel Connections	p. 14
Electrical Tools, Instruments, and Safety
Electrical Motor Controls	p. 15
Analog Displays	p. 16
Tool Identification	p. 17
Electrical Tool Identification	p. 18
Informational Outputs	p. 19
Analog Displays	p. 20
Electrical Symbols and Line Diagrams
Electrical Motor Controls	p. 21
Device Identification	p. 22
Electrical Symbols	p. 23
Line Diagrams	p. 25
Basic Circuit Design	p. 27
Logic Applied to Line Diagrams
Electrical Motor Controls	p. 29
Logic Functions	p. 30
Reference Numbers	p. 30
Motor Starting with Memory	p. 31
Circuit Overload Protection	p. 33
Multiple Conveyor Control	p. 35
Selector Switch Control	p. 36
OR Circuit Logic	p. 38
AND/OR Combination Logic	p. 40
Circuit Logic	p. 42
AC Manual Contactors and Motor Staters
Electrical Motor Controls	p. 43
NEMA Enclosures	p. 45
Switching Arrangements	p. 47
Magnetism and Magnetic Solenoids
Electrical Motor Controls	p. 49
Solenoid Identification	p. 50
Pushbutton Circuit Control	p. 51
Manual Control Circuit with Memory	p. 52
Automatic Circuit Control	p. 53
Manual Override Circuit Control	p. 54
Selector Switch Circuit Control	p. 55
AC/DC Contactors and Motor Starters
Electrical Motor Controls	p. 57
Wire Reference Numbers	p. 59
Basic Motor Control	p. 60
Motor Control with Pilot Light	p. 61
Multiple Control Stations	p. 62
Multiple Motor Control	p. 63
Multiple Control of Multiple Motors	p. 64
Circuit Wiring	p. 65
Motor Drive Controlling Three-Phase Low Voltage Delta-Connected Motor	p. 69
Motor Drive Controlling Three-Phase High Voltage Delta-Connected Motor	p. 70
Time Delay and Logic
Electrical Motor Controls	p. 71
Operational Diagrams	p. 71
Timers	p. 71
Timing Codes	p. 72
Timer Contact Symbols	p. 72
Timer Settings	p. 73
ON-Delay Motor Sequencing	p. 74
OFF-Delay Motor Control	p. 75
Timer Coding	p. 76
Timer Motor Sequencing	p. 77
Timer Safety Circuit	p. 78
ON-Delay Timer Operational Diagrams	p. 80
Control Devices
Electrical Motor Controls	p. 81
Truth Table	p. 82
Limit Switch Connections	p. 82
Truth Tables	p. 83
Heating Element Control	p. 84
Vacuum Sensing	p. 85
Pressure Control	p. 86
Dual-Temperature Control	p. 87
Fan/Heater Control	p. 88
Level Control Relay	p. 90
Reversing Motor Circuits
Electrical Motor Controls	p. 91
Motor Leads	p. 92
Motor Identification	p. 92
Reversing 1[spi] Motors	p. 93
Reversing 3[spi] Motors	p. 94
Reversing Dual-Voltage, 1[spi] Motors at Low Voltage	p. 95
Reversing Dual-Voltage, 1[spi] Motors at High Voltage	p. 96
Reversing 1[spi] Motors--All Wires Not Used	p. 97
Interchanging Motor Leads	p. 98
Reversing 2-Speed, 1[spi] Motors at Low Speed	p. 99
Reversing 2-Speed, 1[spi] Motors at High Speed	p. 100
Limit Switch Motor Stopping	p. 101
Forward/Reverse Circuit with Indicator Lights	p. 102
Selector Switch Motor Control	p. 103
Selector Switch Jog/Run Control	p. 104
Power Distribution Systems
Electrical Motor Controls	p. 105
Transformers	p. 106
Delta-to-Delta Connections	p. 107
Wye-to-Wye Connections	p. 108
Delta-to-Wye Connections	p. 109
Wye-to-Delta Connections	p. 110
Busway System Design	p. 111
Busway System Calculation	p. 112
Wiring Devices	p. 113
Start/Stop Circuit Control	p. 114
Jogging Circuit Control	p. 115
Surge and Backspin Protection	p. 116
Solid-State Electronic Control Devices
Electrical Motor Controls	p. 117
Solid-State Component Identification	p. 120
PC Boards	p. 121
Solid-State Components	p. 121
Diode Operation	p. 122
Zener Diode Operation	p. 122
SCR Operation	p. 123
Amplifiers	p. 123
Solid-State Devices	p. 124
Solid-State Symbol Identification	p. 125
Light-Activated Devices	p. 125
Integrated Circuits	p. 126
Logic Gates	p. 126
Transistors	p. 126
Electromechanical and Solid-State Relays
Electrical Motor Controls	p. 127
Reed Relay Actuation	p. 128
EMR and SSR Comparison	p. 128
Electromechanical Relay Contact Addition	p. 129
Pole/Throw/Break Identification	p. 131
Control Circuit Solid-State Relay Use	p. 132
Forward and Reversing Solid-State Relay Use	p. 134
Photoelectric and Proximity Controls
Electrical Motor Controls	p. 135
Scanning Methods	p. 136
Switching Methods	p. 136
Level Control	p. 137
Part Checking	p. 138
Carton Filling	p. 139
Carton Gluing	p. 140
Conveyor Jam Control	p. 141
Paper Roll Monitoring	p. 142
Steel Cutting Operation	p. 143
Bottle Cap Control	p. 144
Piston Control	p. 145
Proximity Switch Piston Control	p. 146
Programmable Controllers
Electrical Motor Controls	p. 147
PLC Logic Functions	p. 148
PLC Programming Diagrams	p. 148
Line Diagram to PLC Diagram Conversion	p. 149
Selector Switch Line Diagram to PLC Diagram Conversion	p. 150
Two-Speed Line Diagram to PLC Diagram Conversion	p. 151
Forward and Reversing Line Diagram to PLC Diagram Conversion	p. 152
Forward and Reversing PLC Diagram to Line Diagram Conversion	p. 153
Two-Speed PLC Diagram to Line Diagram Conversion	p. 154
Reduced-Voltage Starting
Electrical Motor Controls	p. 155
Primary Resistor Starting	p. 157
Part-Winding Starting	p. 158
Wye/Delta Connections	p. 160
Autotransformer Starting	p. 161
Motor Load Monitoring	p. 162
Accelerating and Decelerating Methods
Electrical Motor Controls	p. 163
Motor Plugging	p. 165
Two-Speed Starting	p. 166
Multispeed Starting	p. 167
Selective Multispeed Starting	p. 168
Unrestrictive Multispeed Starting	p. 169
Compelling Circuit Logic	p. 170
Dynamic Braking	p. 171
Motor Temperature Control	p. 172
Preventive Maintenance and Troubleshooting
Electrical Motor Controls	p. 173
Voltage Identification	p. 174
Motor Insulation Tests	p. 174
Motor Protection	p. 175
Phase Loss Protection	p. 176
Overload Protection	p. 177
Manual/Automatic Circuit Troubleshooting	p. 179
Carton Fill Circuit Troubleshooting	p. 180
Multiple Starter Circuit Troubleshooting	p. 181
Primary Resistor Starting Circuit Troubleshooting	p. 182
Motor Braking Circuit Troubleshooting	p. 183
Selector Switch Circuit Troubleshooting	p. 184
Appendix	p. 185
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