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2. National Electrical Code - Wikipedia

   en.wikipedia.org/wiki/National_Electrical_Code

   The National Electrical Code (NEC), or NFPA 70, is a regionally adoptable standard for the safe installation of electrical wiring and equipment in the United States. It is part of the National Fire Code series published by the National Fire Protection Association (NFPA), a private trade association . [ 1 ]

3. American wire gauge - Wikipedia

   en.wikipedia.org/wiki/American_wire_gauge

   Wire sized 1 AWG is referred to as "one gauge" or "No. 1" wire; similarly, thinner sizes are pronounced "x gauge" or "No. x" wire, where x is the positive-integer AWG number. Consecutive AWG wire sizes thicker than No. 1 wire are designated by the number of zeros: No. 0, often written 1/0 and referred to as "one-aught" or "single-aught" wire

4. Ampacity - Wikipedia

   en.wikipedia.org/wiki/Ampacity

   Printable version; In other projects Wikidata item; Appearance. move to sidebar hide Ampacity is a portmanteau for ampere capacity, defined by United States National ...

5. NEMA enclosure types - Wikipedia

   en.wikipedia.org/wiki/NEMA_enclosure_types

   Certified and labelled for use in areas with specific hazardous conditions: for indoor and outdoor use in locations classified as Class II, Groups E, F, or G as defined in NFPA standards such as the NEC. 10: MSHA. Meets the requirements of the Mine Safety and Health Administration, 30 CFR Part 18 (1978). 11: General-purpose.

6. Electrical wiring in North America - Wikipedia

   en.wikipedia.org/wiki/Electrical_wiring_in_North...

   The neutral wire is identified by gray or white insulated wire, perhaps using stripes or markings. With lamp cord wire the ribbed wire is the neutral, and the smooth wire is the hot. NEC 2008 400.22(f) allows surface marking with ridged, grooves or white stripes on the surface of lamp cord.

7. IRS Tax Brackets: Here’s How Much You’ll Pay in ... - AOL

   www.aol.com/irs-tax-brackets-much-ll-200033425.html

   Federal Tax Brackets 2020 for Income Taxes Filed by April 15, 2021 . Tax Bracket. Single. Married Filing Jointly or Qualifying Widow(er) Married Filing Separately. Head of Household. 10%. $0 to ...