Page 11 - Electromechanical Devices and Components Illustrated Sourcebook

Contents ix

Speed Reduction 115
Translating Rotary Motion to Linear Motion 116
Motor Speed Control 117
Variable Frequency Drives 117
Soft Starters 118
SCR Controllers 118
Torque Converters 118
Generators 119
Alternators 119
Magnetos 121
Dynamometers 121
High-Voltage Generators 122
Rotary Converters 122
Dynamotors 123
Single- to Three-Phase Converters 123
NEMA Motor Frame Dimensions 124

CHAPTER 7 HEATING 127

Inductive Heating 129
Resistive Heating 130
Arc Heating 130
Arc Gouging 130
Arc Welding 131
Stick Rod 131
Tungsten Inert Gas (TIG) 131
Metal Inert Gas (MIG) 131
Atomic-Hydrogen 131
Arc Furnaces 132
Thermostats 132
Temperature Controllers 132
Microwave Heating 133

CHAPTER 8 CIRCUIT PROTECTION 135
Fuses 136
Circuit Breakers 137
Arc Suppression 138
Long Throw Interrupters 139
Vacuum Interrupters 139
Pneumatic Interrupters 139
Magnetic Arc Suppression 140
Arc Dividers 140
Motor Heaters 140
Glow Discharge Protection 141
Metal Oxide Varistor (MOV) 141
Spark Gaps 142
Grounds 142
Ground Connections 142
Ground Clamps 143
Control Cabinet Grounds 143
Grounding Conduit and Junction Boxes 143
Static Protection 144
Grounding Hooks 144
Faraday Cage 144
Lightning Protection 145
Lightning Rods 145
Lightning Arrestor 146
Ground Fault Interrupter 147