{"id":407896,"date":"2024-10-20T05:28:05","date_gmt":"2024-10-20T05:28:05","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/nfpa-70-national-electrical-code-nec-2023\/"},"modified":"2024-10-26T09:55:56","modified_gmt":"2024-10-26T09:55:56","slug":"nfpa-70-national-electrical-code-nec-2023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/nfpa\/nfpa-70-national-electrical-code-nec-2023\/","title":{"rendered":"NFPA 70: National Electrical Code (NEC 2023"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
26<\/td>\n | 90Introduction <\/td>\n<\/tr>\n | ||||||
29<\/td>\n | Chapter 1 General 100 Definitions <\/td>\n<\/tr>\n | ||||||
66<\/td>\n | 110 General Requirements for Electrical Installations <\/td>\n<\/tr>\n | ||||||
79<\/td>\n | Chapter 2 Wiring and Protection 200 Use and Identification of Grounded Conductors <\/td>\n<\/tr>\n | ||||||
81<\/td>\n | 210 Branch Circuits Not Over 1000\u00a0Volts ac, 1500\u00a0Volts dc, Nominal <\/td>\n<\/tr>\n | ||||||
93<\/td>\n | 215 Feeders <\/td>\n<\/tr>\n | ||||||
95<\/td>\n | 220 Branch-Circuit, Feeder, and Service Load Calculations <\/td>\n<\/tr>\n | ||||||
105<\/td>\n | 225 Outside Branch Circuits and Feeders <\/td>\n<\/tr>\n | ||||||
109<\/td>\n | 230 Services <\/td>\n<\/tr>\n | ||||||
119<\/td>\n | 235 Branch Circuits, Feeders, and Services Over 1000\u00a0Volts ac, 1500\u00a0Volts dc, Nominal <\/td>\n<\/tr>\n | ||||||
125<\/td>\n | 240 Overcurrent Protection <\/td>\n<\/tr>\n | ||||||
136<\/td>\n | 242 Overvoltage Protection <\/td>\n<\/tr>\n | ||||||
138<\/td>\n | 245 Overcurrent Protection for Systems Rated Over 1000\u00a0Volts ac, 1500\u00a0Volts dc <\/td>\n<\/tr>\n | ||||||
140<\/td>\n | 250 Grounding and Bonding <\/td>\n<\/tr>\n | ||||||
169<\/td>\n | Chapter 3 Wiring Methods and Materials 300 General Requirements for Wiring Methods and Materials <\/td>\n<\/tr>\n | ||||||
178<\/td>\n | 305 General Requirements for Wiring Methods and Materials for Systems Rated Over 1000\u00a0Volts ac, 1500\u00a0Volts dc, Nominal <\/td>\n<\/tr>\n | ||||||
180<\/td>\n | 310 Conductors for General Wiring <\/td>\n<\/tr>\n | ||||||
193<\/td>\n | 312 Cabinets, Cutout Boxes, and Meter Socket Enclosures <\/td>\n<\/tr>\n | ||||||
197<\/td>\n | 314 Outlet, Device, Pull, and Junction Boxes; Conduit Bodies; Fittings; and Handhole Enclosures <\/td>\n<\/tr>\n | ||||||
205<\/td>\n | 315 Medium Voltage Conductors, Cable, Cable Joints, and Cable Terminations <\/td>\n<\/tr>\n | ||||||
220<\/td>\n | 320 Armored Cable: Type AC <\/td>\n<\/tr>\n | ||||||
221<\/td>\n | 322 Flat Cable Assemblies: Type FC <\/td>\n<\/tr>\n | ||||||
222<\/td>\n | 324 Flat Conductor Cable: Type FCC <\/td>\n<\/tr>\n | ||||||
224<\/td>\n | 326 Integrated Gas Spacer Cable: Type IGS 330 Metal-Clad Cable: Type MC <\/td>\n<\/tr>\n | ||||||
226<\/td>\n | 332 Mineral-Insulated, Metal-Sheathed Cable: Type MI <\/td>\n<\/tr>\n | ||||||
227<\/td>\n | 334 Nonmetallic-Sheathed Cable: Types NM and NMC <\/td>\n<\/tr>\n | ||||||
229<\/td>\n | 335 Instrumentation Tray Cable: Type ITC <\/td>\n<\/tr>\n | ||||||
230<\/td>\n | 336 Power and Control Tray Cable: Type TC <\/td>\n<\/tr>\n | ||||||
232<\/td>\n | 337 Type P Cable 338 Service-Entrance Cable: Types SE and USE <\/td>\n<\/tr>\n | ||||||
233<\/td>\n | 340 Underground Feeder and Branch-Circuit Cable: Type UF <\/td>\n<\/tr>\n | ||||||
234<\/td>\n | 342 Intermediate Metal Conduit (IMC) <\/td>\n<\/tr>\n | ||||||
235<\/td>\n | 344 Rigid Metal Conduit (RMC) <\/td>\n<\/tr>\n | ||||||
237<\/td>\n | 348 Flexible Metal Conduit (FMC) <\/td>\n<\/tr>\n | ||||||
239<\/td>\n | 350 Liquidtight Flexible Metal Conduit (LFMC) <\/td>\n<\/tr>\n | ||||||
240<\/td>\n | 352 Rigid Polyvinyl Chloride Conduit (PVC) <\/td>\n<\/tr>\n | ||||||
242<\/td>\n | 353 High Density Polyethylene Conduit (HDPE Conduit) <\/td>\n<\/tr>\n | ||||||
243<\/td>\n | 354 Nonmetallic Underground Conduit with Conductors (NUCC) <\/td>\n<\/tr>\n | ||||||
244<\/td>\n | 355 Reinforced Thermosetting Resin Conduit (RTRC) <\/td>\n<\/tr>\n | ||||||
246<\/td>\n | 356 Liquidtight Flexible Nonmetallic Conduit (LFNC) <\/td>\n<\/tr>\n | ||||||
248<\/td>\n | 358 Electrical Metallic Tubing (EMT) <\/td>\n<\/tr>\n | ||||||
249<\/td>\n | 360 Flexible Metallic Tubing (FMT) <\/td>\n<\/tr>\n | ||||||
250<\/td>\n | 362 Electrical Nonmetallic Tubing (ENT) <\/td>\n<\/tr>\n | ||||||
251<\/td>\n | 366 Auxiliary Gutters <\/td>\n<\/tr>\n | ||||||
253<\/td>\n | 368 Busways <\/td>\n<\/tr>\n | ||||||
255<\/td>\n | 369 Insulated Bus Pipe (IBP)\/Tubular Covered Conductors (TCC) Systems <\/td>\n<\/tr>\n | ||||||
256<\/td>\n | 370 Cablebus <\/td>\n<\/tr>\n | ||||||
257<\/td>\n | 371 Flexible Bus Systems <\/td>\n<\/tr>\n | ||||||
258<\/td>\n | 372 Cellular Concrete Floor Raceways <\/td>\n<\/tr>\n | ||||||
259<\/td>\n | 374 Cellular Metal Floor Raceways <\/td>\n<\/tr>\n | ||||||
260<\/td>\n | 376 Metal Wireways <\/td>\n<\/tr>\n | ||||||
261<\/td>\n | 378 Nonmetallic Wireways <\/td>\n<\/tr>\n | ||||||
262<\/td>\n | 380 Multioutlet Assembly <\/td>\n<\/tr>\n | ||||||
263<\/td>\n | 382 Nonmetallic Extensions <\/td>\n<\/tr>\n | ||||||
264<\/td>\n | 384 Strut-Type Channel Raceway <\/td>\n<\/tr>\n | ||||||
265<\/td>\n | 386 Surface Metal Raceways <\/td>\n<\/tr>\n | ||||||
266<\/td>\n | 388 Surface Nonmetallic Raceways <\/td>\n<\/tr>\n | ||||||
267<\/td>\n | 390 Underfloor Raceways <\/td>\n<\/tr>\n | ||||||
268<\/td>\n | 392 Cable Trays <\/td>\n<\/tr>\n | ||||||
274<\/td>\n | 393 Low-Voltage Suspended Ceiling Power Distribution Systems <\/td>\n<\/tr>\n | ||||||
276<\/td>\n | 394 Concealed Knob-and-Tube Wiring 395 Outdoor Overhead Conductors over 1000\u00a0Volts <\/td>\n<\/tr>\n | ||||||
277<\/td>\n | 396 Messenger-Supported Wiring <\/td>\n<\/tr>\n | ||||||
278<\/td>\n | 398 Open Wiring on Insulators <\/td>\n<\/tr>\n | ||||||
280<\/td>\n | Chapter 4 Equipment for General Use 400 Flexible Cords and Flexible Cables <\/td>\n<\/tr>\n | ||||||
294<\/td>\n | 402 Fixture Wires 404 Switches <\/td>\n<\/tr>\n | ||||||
300<\/td>\n | 406 Receptacles, Cord Connectors, and Attachment Plugs (Caps) <\/td>\n<\/tr>\n | ||||||
306<\/td>\n | 408 Switchboards, Switchgear, and Panelboards <\/td>\n<\/tr>\n | ||||||
310<\/td>\n | 409 Industrial Control Panels <\/td>\n<\/tr>\n | ||||||
311<\/td>\n | 410 Luminaires, Lampholders, and Lamps <\/td>\n<\/tr>\n | ||||||
320<\/td>\n | 411 Low-Voltage Lighting <\/td>\n<\/tr>\n | ||||||
321<\/td>\n | 422 Appliances <\/td>\n<\/tr>\n | ||||||
325<\/td>\n | 424 Fixed Electric Space-Heating Equipment <\/td>\n<\/tr>\n | ||||||
333<\/td>\n | 425 Fixed Resistance and Electrode Industrial Process Heating Equipment <\/td>\n<\/tr>\n | ||||||
337<\/td>\n | 426 Fixed Outdoor Electric Deicing and Snow-Melting Equipment <\/td>\n<\/tr>\n | ||||||
339<\/td>\n | 427 Fixed Electric Heating Equipment for Pipelines and Vessels <\/td>\n<\/tr>\n | ||||||
341<\/td>\n | 430 Motors, Motor Circuits, and Controllers <\/td>\n<\/tr>\n | ||||||
368<\/td>\n | 440 Air-Conditioning and Refrigerating Equipment <\/td>\n<\/tr>\n | ||||||
374<\/td>\n | 445 Generators <\/td>\n<\/tr>\n | ||||||
376<\/td>\n | 450 Transformers and Transformer Vaults (Including Secondary Ties) <\/td>\n<\/tr>\n | ||||||
382<\/td>\n | 455 Phase Converters <\/td>\n<\/tr>\n | ||||||
383<\/td>\n | 460 Capacitors <\/td>\n<\/tr>\n | ||||||
385<\/td>\n | 470 Resistors and Reactors 480 Stationary Standby Batteries <\/td>\n<\/tr>\n | ||||||
387<\/td>\n | 495 Equipment Over 1000\u00a0Volts ac, 1500\u00a0Volts dc, Nominal <\/td>\n<\/tr>\n | ||||||
392<\/td>\n | Chapter 5 Special Occupancies 500 Hazardous (Classified) Locations, Classes\u00a0I, II, and\u00a0III, Divisions\u00a01 and\u00a02 <\/td>\n<\/tr>\n | ||||||
399<\/td>\n | 501 Class\u00a0I Locations <\/td>\n<\/tr>\n | ||||||
410<\/td>\n | 502 Class\u00a0II Locations <\/td>\n<\/tr>\n | ||||||
415<\/td>\n | 503 Class\u00a0III Locations <\/td>\n<\/tr>\n | ||||||
418<\/td>\n | 504 Intrinsically Safe Systems <\/td>\n<\/tr>\n | ||||||
420<\/td>\n | 505 Zone 0, 1, and 2\u00a0Locations <\/td>\n<\/tr>\n | ||||||
434<\/td>\n | 506 Zone 20, 21, and 22\u00a0Locations for Combustible Dusts or Ignitible Fibers\/Flyings <\/td>\n<\/tr>\n | ||||||
440<\/td>\n | 511 Commercial Garages, Repair and Storage <\/td>\n<\/tr>\n | ||||||
443<\/td>\n | 512 Cannabis Oil Equipment and Cannabis Oil Systems Using Flammable Materials <\/td>\n<\/tr>\n | ||||||
446<\/td>\n | 513 Aircraft Hangars <\/td>\n<\/tr>\n | ||||||
449<\/td>\n | 514 Motor Fuel Dispensing Facilities <\/td>\n<\/tr>\n | ||||||
454<\/td>\n | 515 Bulk Storage Plants <\/td>\n<\/tr>\n | ||||||
457<\/td>\n | 516 Spray Application, Dipping, Coating, and Printing Processes Using Flammable or Combustible Materials <\/td>\n<\/tr>\n | ||||||
467<\/td>\n | 517 Health Care Facilities <\/td>\n<\/tr>\n | ||||||
484<\/td>\n | 518 Assembly Occupancies <\/td>\n<\/tr>\n | ||||||
486<\/td>\n | 520 Theaters, Audience Areas of Motion Picture and Television Studios, Performance Areas, and Similar Locations <\/td>\n<\/tr>\n | ||||||
493<\/td>\n | 522 Control Systems for Permanent Amusement Attractions <\/td>\n<\/tr>\n | ||||||
494<\/td>\n | 525 Carnivals, Circuses, Fairs, and Similar Events <\/td>\n<\/tr>\n | ||||||
496<\/td>\n | 530 Motion Picture and Television Studios and Remote Locations <\/td>\n<\/tr>\n | ||||||
499<\/td>\n | 540 Motion Picture Projection Rooms <\/td>\n<\/tr>\n | ||||||
500<\/td>\n | 545 Manufactured Buildings and Relocatable Structures <\/td>\n<\/tr>\n | ||||||
501<\/td>\n | 547 Agricultural Buildings <\/td>\n<\/tr>\n | ||||||
503<\/td>\n | 550 Mobile Homes, Manufactured Homes, and Mobile Home Parks <\/td>\n<\/tr>\n | ||||||
511<\/td>\n | 551 Recreational Vehicles and Recreational Vehicle Parks <\/td>\n<\/tr>\n | ||||||
521<\/td>\n | 552 Park Trailers <\/td>\n<\/tr>\n | ||||||
530<\/td>\n | 555 Marinas, Boatyards, Floating Buildings, and Commercial and Noncommercial Docking Facilities <\/td>\n<\/tr>\n | ||||||
534<\/td>\n | 590 Temporary Installations <\/td>\n<\/tr>\n | ||||||
537<\/td>\n | Chapter 6 Special Equipment 600 Electric Signs and Outline Lighting <\/td>\n<\/tr>\n | ||||||
543<\/td>\n | 604 Manufactured Wiring Systems <\/td>\n<\/tr>\n | ||||||
544<\/td>\n | 605 Office Furnishings <\/td>\n<\/tr>\n | ||||||
545<\/td>\n | 610 Cranes and Hoists <\/td>\n<\/tr>\n | ||||||
549<\/td>\n | 620 Elevators, Dumbwaiters, Escalators, Moving Walks, Platform Lifts, and Stairway Chairlifts <\/td>\n<\/tr>\n | ||||||
559<\/td>\n | 625 Electric Vehicle Power Transfer System <\/td>\n<\/tr>\n | ||||||
563<\/td>\n | 626 Electrified Truck Parking Spaces <\/td>\n<\/tr>\n | ||||||
566<\/td>\n | 630 Electric Welders <\/td>\n<\/tr>\n | ||||||
568<\/td>\n | 640 Audio Signal Processing, Amplification, and Reproduction Equipment <\/td>\n<\/tr>\n | ||||||
572<\/td>\n | 645 Information Technology Equipment <\/td>\n<\/tr>\n | ||||||
576<\/td>\n | 646 Modular Data Centers <\/td>\n<\/tr>\n | ||||||
579<\/td>\n | 647 Sensitive Electronic Equipment <\/td>\n<\/tr>\n | ||||||
580<\/td>\n | 650 Pipe Organs <\/td>\n<\/tr>\n | ||||||
581<\/td>\n | 660 X-Ray Equipment <\/td>\n<\/tr>\n | ||||||
582<\/td>\n | 665 Induction and Dielectric Heating Equipment <\/td>\n<\/tr>\n | ||||||
583<\/td>\n | 668 Electrolytic Cells <\/td>\n<\/tr>\n | ||||||
585<\/td>\n | 669 Electroplating <\/td>\n<\/tr>\n | ||||||
586<\/td>\n | 670 Industrial Machinery <\/td>\n<\/tr>\n | ||||||
587<\/td>\n | 675 Electrically Driven or Controlled Irrigation Machines <\/td>\n<\/tr>\n | ||||||
589<\/td>\n | 680 Swimming Pools, Fountains, and Similar Installations <\/td>\n<\/tr>\n | ||||||
603<\/td>\n | 682 Natural and Artificially Made Bodies of Water <\/td>\n<\/tr>\n | ||||||
605<\/td>\n | 685 Integrated Electrical Systems <\/td>\n<\/tr>\n | ||||||
606<\/td>\n | 690 Solar Photovoltaic (PV) Systems <\/td>\n<\/tr>\n | ||||||
616<\/td>\n | 691 Large-Scale Photovoltaic (PV) Electric Supply Stations <\/td>\n<\/tr>\n | ||||||
617<\/td>\n | 692 Fuel Cell Systems <\/td>\n<\/tr>\n | ||||||
618<\/td>\n | 694 Wind Electric Systems <\/td>\n<\/tr>\n | ||||||
621<\/td>\n | 695 Fire Pumps <\/td>\n<\/tr>\n | ||||||
628<\/td>\n | Chapter 7 Special Conditions 700 Emergency Systems <\/td>\n<\/tr>\n | ||||||
635<\/td>\n | 701 Legally Required Standby Systems <\/td>\n<\/tr>\n | ||||||
639<\/td>\n | 702 Optional Standby Systems <\/td>\n<\/tr>\n | ||||||
641<\/td>\n | 705 Interconnected Electric Power Production Sources <\/td>\n<\/tr>\n | ||||||
646<\/td>\n | 706 Energy Storage Systems <\/td>\n<\/tr>\n | ||||||
649<\/td>\n | 708 Critical Operations Power Systems (COPS) <\/td>\n<\/tr>\n | ||||||
655<\/td>\n | 710 Stand-Alone Systems 722 Cables for Power-Limited Circuits and Fault-Managed Power Circuits <\/td>\n<\/tr>\n | ||||||
661<\/td>\n | 724 Class\u00a01 Power-Limited Circuits and Class\u00a01 Power-Limited Remote-Control and Signaling Circuits <\/td>\n<\/tr>\n | ||||||
664<\/td>\n | 725 Class\u00a02 and Class\u00a03 Power-Limited Circuits <\/td>\n<\/tr>\n | ||||||
667<\/td>\n | 726 Class\u00a04 Fault-Managed Power Systems <\/td>\n<\/tr>\n | ||||||
670<\/td>\n | 728 Fire-Resistive Cable Systems <\/td>\n<\/tr>\n | ||||||
671<\/td>\n | 750 Energy Management Systems <\/td>\n<\/tr>\n | ||||||
672<\/td>\n | 760 Fire Alarm Systems <\/td>\n<\/tr>\n | ||||||
680<\/td>\n | 770 Optical Fiber Cables <\/td>\n<\/tr>\n | ||||||
689<\/td>\n | Chapter 8 Communications Systems 800 General Requirements for Communications Systems <\/td>\n<\/tr>\n | ||||||
704<\/td>\n | 805 Communications Circuits <\/td>\n<\/tr>\n | ||||||
707<\/td>\n | 810 Antenna Systems. <\/td>\n<\/tr>\n | ||||||
710<\/td>\n | 820 Community Antenna Television and Radio Distribution Systems <\/td>\n<\/tr>\n | ||||||
711<\/td>\n | 830 Network-Powered Broadband Communications Systems <\/td>\n<\/tr>\n | ||||||
716<\/td>\n | 840 Premises-Powered Broadband Communications Systems <\/td>\n<\/tr>\n | ||||||
718<\/td>\n | Chapter 9 Tables <\/td>\n<\/tr>\n | ||||||
737<\/td>\n | Informative Annex A Product Safety Standards <\/td>\n<\/tr>\n | ||||||
763<\/td>\n | Informative Annex B Application Information for Ampacity Calculation <\/td>\n<\/tr>\n | ||||||
837<\/td>\n | Informative Annex D Examples <\/td>\n<\/tr>\n | ||||||
851<\/td>\n | Informative Annex E Types of Construction <\/td>\n<\/tr>\n | ||||||
853<\/td>\n | Informative Annex F Availability and Reliability for Critical Operations Power Systems; and Development and Implementation of Functional Performance Tests (FPTs) for Critical Operations Power Systems <\/td>\n<\/tr>\n | ||||||
855<\/td>\n | Informative Annex G Supervisory Control and Data Acquisition (SCADA) <\/td>\n<\/tr>\n | ||||||
856<\/td>\n | Informative Annex H Administration and Enforcement <\/td>\n<\/tr>\n | ||||||
862<\/td>\n | Informative Annex I Recommended Tightening Torque Tables from UL Standard 486A-486B <\/td>\n<\/tr>\n | ||||||
864<\/td>\n | Informative Annex J ADA Standards for Accessible Design <\/td>\n<\/tr>\n | ||||||
867<\/td>\n | Informative Annex K Use of Medical Electrical Equipment in Dwellings and Residential Board-and-Care Occupancies <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" NFPA 70: National Electrical Code (NEC<\/b><\/p>\n |