Commercial Electrical Wiring
Craftsman Book Company, 2000 - Technology & Engineering - 312 pages
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.
What people are saying - Write a review
Cutting Reaming and Threading Conduit
ampacity amperes applications architect's scale armature autotransformer basic bend bender bonding jumper branch circuits building busbars cable calculated cavity ceiling Chapter circuit breaker Class coil commercial connected contacts copper current-limiting designed diagram disconnecting means drawings duplex receptacles elec electric service electrical system electrician enclosure equipment grounding example factor fault current feeder feet floor plan fluorescent fuse GFCI grounding conductor grounding electrode hazardous locations horsepower HVAC inches insulation interrupting capacity interrupting rating kcmil lamps lighting fixtures load magnetic manufacturer metal conduit motor mounting National Electrical Code NEC Article NEC requirements NEC Section NEC Table neutral normal operation outlet boxes overcurrent protective device overload relay panel percent phase plug primary raceway safety switches scale seal secondary service conductors short-circuit shown in Figure single-phase sizes specifications starter Step symbols taps terminals THHN three-phase tion transformer typical ungrounded volt-amperes voltage volts wall winding