Page 10 - Electromechanical Devices and Components Illustrated Sourcebook
P. 10
viii Contents
Magnetic Switches 53
Mercury Switches 53
Float Switches 53
Contactors 54
Relays 61
Sector Relays 63
Latching Relays 65
Relay Sockets 67
Motor Relays 67
Timers 67
Resistors 72
Variable Resistors 75
Decade Resistance Boxes 78
Voltage Dividers 78
Capacitors 79
Diodes 80
Silicone Controlled Rectifiers (SCR) 81
Triacs 82
Transistors 82
CHAPTER 5 MAGNETIC COMPONENTS 83
Electromotive Force 84
Transformers 85
Center Taps 85
Isolation Transformers 87
Autotransformers 87
Three-Phase Transformers 88
Ignition Coils 90
Saturatable Core Transformers 91
Constant Voltage Transformers 93
Effects of Frequency on Transformer Design 93
Permanent Magnets 94
Electromagnets 94
Solenoids 96
Eddy Currents 98
Inductors 99
Magnetic Amplifiers 100
Magnetic Recording Devices 100
CHAPTER 6 ROTATING COMPONENTS 105
Permanent Magnet DC Motors 106
Shunt Wound DC Motors 106
Universal Motors 107
Induction Motors 108
Capacitor Start Motors 109
Split Phase Motors 109
Split Capacitor Motors 110
Capacitor Start/Capacitor Run Motors 110
Shaded Pole Motors 110
Induction Starting Torques 111
Three-Phase Induction Motors 111
Wound Rotor Three-Phase Induction Motors 112
Motor Nameplate 112
Synchronous Motors 113
Stepper Motors 113
Servo Motors 114
Solenoid/Piston Motors 115
