Commercial work uses more material and the work is usually smooth, long-lasting and more profitable than residential. This updated book has the explanations, examples, and tips to help you comply with the parts of the NEC that apply to commercial wiring in load calculations, sizing of electrical services, selecting and installing overcurrent protection and more. You'll also find how to read and understand symbols, plans, drawings and schematics common in commercial electrical work. If you want to increase your work volume and profits by moving into commercial electrical work, get this book.A panelboard schedule (Figure 3-28) is included with the power-riser diagram to indicate the exact components contained ... I a TO COIL -C- STOP STOP Figure 3 -30: Circuit in Figure 3-29 being controlled by two sets of start-stop pushbuttonsanbsp;...
|Title||:||Commercial Electrical Wiring|
|Author||:||John E. Traister, Ronald T. Murray|
|Publisher||:||Craftsman Book Company - 2000|