Page 26 - Electromechanical Devices and Components Illustrated Sourcebook

xxiv List of Illustrations

Figure 10-44 Typical Cable Clamp 182
Figure 10-45 Rubber Grommet 183
Figure 10-46 Tab Type Cable Clamp 183
Figure 10-47 Romex Cable Clamp 183
Figure 10-48 Common Bend Reliefs 183
Figure 10-49 Wire and Post Insulator 183
Figure 10-50 Ceramic Feedthrough Insulator 184
Figure 10-51 Glass Insulator 184
Figure 10-52 Modern Ceramic Pole Insulator 184
Figure 10-53 Ridged Mount, High-Voltage Insulator 184
Figure 10-54 Stacked Hanging, High-Voltage Insulators 185
Figure 10-55 Antenna or Guy Wire Insulators 185
Figure 10-56 Electrical Bulk Head Fittings 185
Figure 10-57 High-Pressure Feedthroughs 185
Figure 10-58 Bench Built High-Pressure Feedthrough 186
Figure 10-59 Water Tight Bench Built High-Pressure Feedthrough
and Cable 186
Figure 10-60 High Vacuum Feedthroughs 186
Figure 10-61 Ceramic-to-Metal Solder Joint 186
Figure 10-62 Common Commercial Conduit 187
Figure 10-63 Commercial EMT Conduit Fittings 187
Figure 10-64 Commercial Rigid Conduit Fittings 187
Figure 10-65 Conduit Access Ports 188
Figure 10-66 Flexible Metal Conduit Fittings 188
Figure 10-67 Flexible PVC Conduit Fittings 188
Figure 10-68 Liquid Tight Conduit Fittings 188
Figure 10-69 Heavy Duty Plastic Conduit Fittings 188
Figure 10-70 Service Head 189
Figure 10-71 Outlet and Switch Boxes 189
Figure 10-72 Outdoor Switch and Outlet Boxes 190
Figure 10-73 NEMA Standard Enclosures 190
Figure 10-74 NEMA Standard Enclosure Environmental Guide Lines 191
Figure 10-75 Explosion Proof Enclosure 191
Figure 10-76 Fish Tape 191
Figure 10-77 Maximum Number of Conductors in Conduit (THHN) 191
Figure 10-78 Raceway System 192
Figure 10-79 Wire Duct 192
Figure 10-80 Wire Guide 192
Figure 10-81 Cable Protector 192
Figure 10-82 Service Trench 192

CHAPTER 11

Figure 11-1 Bell Ringer 194
Figure 11-2 Buzzer 194
Figure 11-3 Two-Tone Door Bell 194
Figure 11-4 Alarm Horn Mechanism 194
Figure 11-5 Marine Alarm Horn 195
Figure 11-6 Electric Horn Mechanism 195
Figure 11-7 Electric Horn 195
Figure 11-8 Dynamic Loudspeaker 195
Figure 11-9 High Frequency Loudspeaker or “Tweeter” 196
Figure 11-10 Telephone Receiver 196
Figure 11-11 Handheld Telephone Receiver Assembly 196
Figure 11-12 Horn Loaded Loudspeaker 196
Figure 11-13 Folded Horn Loudspeaker 197
Figure 11-14 Handheld Public Address System or “Megaphone” 197
Figure 11-15 Ribbon Element Loudspeaker 197