Description: Changes to the 2020 edition of NFPA 70®, National Electrical Code® (NEC®), include:Added, edited, and reorganized content to address safety for workers, energy systems and electric vehicles, limited energy, and communication systemsRevisions to service disconnect rules to help protect electrical workers from arc flash hazardsAdapted and adjusted requirements for installation practices of new technologies to meet the evolving demand for Power over EthernetUpdates to modernize tables currently in use for calculations to reflect improvements in energy efficiency and align with evolving codesRevised requirements for ground-fault protection within marinas and boatyardsIntroduction of guidelines for the safe use of electric vehicles (electric vehicle power export equipment) as a backup or emergency power source for a building or a homeReorganization of Article 310, including new user-friendly numbering for important ampacity tables, a new definition for cable bundle in Article 725, and more!The NEC, 2020 edition, introduces significant new requirements for:Exterior emergency disconnects of one- and two-family dwellings for improved electrical safety for emergency respondersThe residential installation of receptacle outlets serving island and peninsular countertops and for surge protection of services supplying dwelling unitsWorking space for “housekeeping pads” for electrical equipment, the installation of wiring methods in exit enclosures, sizing supply and load conductors used with adjustable-speed drive systems, and AFCI protection of branch circuits in patient sleeping areas in care facilitiesCalculating the load of electric vehicle supply equipment with variable current settingsWorker safety in identifying the source of power for disconnecting means and for egress from spaces containing large electrical equipmentGrounding of disconnecting means installed on the supply-side of service disconnecting meansCables installed exposed on ceiling surfaces and sidewallsSpecial occupancies, special equipment, and special conditions, including installation of splash pads, the use of “Type P” cables in hazardous classified locations, and the reinspection of swimming pools and other bodies of water
Price: 34.99 USD
Location: Odessa, Missouri
End Time: 2024-12-05T16:22:51.000Z
Shipping Cost: 0 USD
Product Images
Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Publication Year: 2020
Type: Textbook
Format: Paperback
Publication Name: National Electrical Code
Author: NEC
