{"product_id":"nfpa-70-national-electrical-code-nec-2017","title":"NFPA 70, National Electrical Code (NEC) 2017","description":"\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-4\" data-turn-id=\"request-WEB:a4c32e15-d9fc-4f1d-b0ed-f2fbe3265ddc-1\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-turn-start-message=\"true\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-5\" dir=\"auto\" data-message-id=\"c1f25a5b-7a7d-42ba-a7e4-b60921c84faf\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-end=\"223\" data-start=\"47\"\u003eStay current with the code the electrical industry depends on to address today’s evolving electrical hazards and technologies with NFPA 70®, \u003cem data-end=\"222\" data-start=\"188\"\u003eNational Electrical Code® (NEC®)\u003c\/em\u003e.\u003c\/p\u003e\n\u003cp data-end=\"524\" data-start=\"225\"\u003eThe NEC is the authoritative code governing electrical installations in residential, commercial, and industrial occupancies. Revised every three years, NFPA 70 helps keep pace with changing industry practices, emerging technologies, renewable energy systems, and modern electrical safety challenges.\u003c\/p\u003e\n\u003cp data-end=\"789\" data-start=\"526\"\u003eThe code provides comprehensive requirements for electrical design, installation, inspection, and maintenance, making it an essential resource for designers, installers, inspectors, engineers, electricians, contractors, and authorities having jurisdiction (AHJs).\u003c\/p\u003e\n\u003cp data-end=\"966\" data-start=\"791\"\u003eOrganized for ease of use, the NEC helps professionals improve electrical safety, reduce hazards, and support code-compliant installations across a wide range of applications.\u003c\/p\u003e\n\u003ch3 data-end=\"982\" data-start=\"968\" data-section-id=\"xtvnl1\"\u003eHighlights\u003c\/h3\u003e\n\u003cp data-end=\"1084\" data-start=\"984\"\u003eKey updates and changes to the 2017 edition of NFPA 70®, \u003cem data-end=\"1075\" data-start=\"1041\"\u003eNational Electrical Code® (NEC®)\u003c\/em\u003e include:\u003c\/p\u003e\n\u003cul data-end=\"2434\" data-start=\"1086\"\u003e\n\u003cli data-end=\"1168\" data-start=\"1086\" data-section-id=\"19d3xy4\"\u003eMajor additions reflecting the continued growth of renewable energy technologies\u003c\/li\u003e\n\u003cli data-end=\"1274\" data-start=\"1169\" data-section-id=\"8g2aau\"\u003eExpanded coverage addressing privately owned wind and solar power generation and distribution equipment\u003c\/li\u003e\n\u003cli data-end=\"1370\" data-start=\"1275\" data-section-id=\"1yuc1fv\"\u003eNew provisions covering higher-voltage systems once limited primarily to utility applications\u003c\/li\u003e\n\u003cli data-end=\"1441\" data-start=\"1371\" data-section-id=\"8ikc62\"\u003eRecognition of the evolving consumer role in energy decentralization\u003c\/li\u003e\n\u003cli data-end=\"1543\" data-start=\"1442\" data-section-id=\"1aizczk\"\u003eExpanded guidance for designers, engineers, contractors, and AHJs working with modern power systems\u003c\/li\u003e\n\u003cli data-end=\"1692\" data-start=\"1544\" data-section-id=\"k5cvu8\"\u003eNew Article 691, \u003cem data-end=\"1629\" data-start=\"1563\"\u003eLarge-Scale Photovoltaic (PV) Electric Power Production Facility\u003c\/em\u003e, covering systems producing at least 5 megawatts (MW) of power\u003c\/li\u003e\n\u003cli data-end=\"1810\" data-start=\"1693\" data-section-id=\"7yn633\"\u003eNew Article 706, \u003cem data-end=\"1736\" data-start=\"1712\"\u003eEnergy Storage Systems\u003c\/em\u003e, governing ESS installation, shutdown, disconnection, and safety labeling\u003c\/li\u003e\n\u003cli data-end=\"1943\" data-start=\"1811\" data-section-id=\"12u479c\"\u003eNew Article 710, \u003cem data-end=\"1851\" data-start=\"1830\"\u003eStand-Alone Systems\u003c\/em\u003e, covering off-grid power production systems including photovoltaic and wind-powered systems\u003c\/li\u003e\n\u003cli data-end=\"2045\" data-start=\"1944\" data-section-id=\"18xwf8o\"\u003eNew Article 712, \u003cem data-end=\"1990\" data-start=\"1963\"\u003eDirect Current Microgrids\u003c\/em\u003e, addressing independent DC energy distribution systems\u003c\/li\u003e\n\u003cli data-end=\"2149\" data-start=\"2046\" data-section-id=\"1iqw9lr\"\u003eEnhanced labeling requirements, including detailed arc flash hazard warnings to improve worker safety\u003c\/li\u003e\n\u003cli data-end=\"2242\" data-start=\"2150\" data-section-id=\"1dawcs7\"\u003eRevised minimum workspace clearances for electrical equipment installation and maintenance\u003c\/li\u003e\n\u003cli data-end=\"2339\" data-start=\"2243\" data-section-id=\"nolvt5\"\u003eNew Article 425 covering \u003cem data-end=\"2339\" data-start=\"2270\"\u003eFixed Resistance and Electrode Industrial Process Heating Equipment\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2434\" data-start=\"2340\" data-section-id=\"7qx19g\"\u003eUpdated AFCI and GFCI protection requirements to improve electrical and fire safety in homes\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy customers choose us over buying directly from publishers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe provide faster and more reliable service compared to ordering directly from publisher.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSame-day shipping available on eligible orders\u003c\/li\u003e\n\u003cli\u003eTrue overnight shipping options available\u003c\/li\u003e\n\u003cli\u003eFaster order processing and delivery support\u003c\/li\u003e\n\u003cli\u003eProfessional customer assistance for code and standards orders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhile publisher orders may typically require 7–10 business days for delivery, we help professionals get critical fire protection standards faster when timing 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