By Paul Rosenberg
Get a grip at the 2002 NEC The 2002 NEC is here--but what do the adjustments suggest for you at the activity? This easy-to-follow interpretive consultant walks you article via article during the 2002 Code, clarifying phrases, explaining new criteria, highlighting compliance matters, and supplying sensible worksite advice. It’s the only reference you want to make feel of the NEC--and confirm each one activity will get performed via the publication. be aware of the principles for wiring layout, defense, tools, and fabrics determine criteria that practice for basic use apparatus observe what the Code says approximately electric requisites for provider stations, business vegetation, wellbeing and fitness care amenities, and different particular occupancies learn about distinctive gear utilized in workplace walls, info know-how platforms, pools, and extra learn emergency structures, handheld remote control circuits, optical fiber cables, and different unique stipulations comprehend new criteria for today’s communications platforms
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Extra resources for Audel Guide to the 2002 National Electrical Code
This part applies to installation and use of highvoltage distribution and utilization power equipment that is portable and mobile, such as substations, cars, trailers, mobile shovels, draglines, hoists, drills, dredges, compressors, pumps, conveyors, underground excavators, etc. (B) Other Articles. The requirements of this part shall be in addition to other articles, such as Articles 100 through 710 of the Code. Grounding requires special attention; see Article 250. (C) Protection Against Physical Damage.
These seem to confuse some wiremen. This will be covered further in Article 250. 6. 41, Exception. For identification, the conductors that are purposely grounded when they are insulated must have insulation of a different color from that of ungrounded conductors when the circuit voltage is 1000 volts or less. 184(A). 6, which covers neutral conductors that are insulated. 6(B) takes into consideration that in sizes larger than No. 6 it is impossible to find white or gray insulation and makes provisions for this.
Exception No. This exception applies to (B), (C), and (D) above. Exception No. 19 and covers (B), (C), and (D) above. Wiring Design and Protection 37 (E) Circuits Over 600 Volts Between Conductors. Circuits oper- ating at more than 600 volts are permitted, but only where qualified persons service the installation. 50. (B) Specific requirements for receptacles themselves (the wiring devices) are found in Article 406. , a duplex receptacle where both halves are wired to different circuits), a method of disconnecting the circuits simultaneously must be provided.
Audel Guide to the 2002 National Electrical Code by Paul Rosenberg