NFPA 70: National Electrical Code (NEC) 2020

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NFPA 70: National Electrical Code (NEC)

Published By	Publication Date	Number of Pages
NFPA	2020	904

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Category: NFPA

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Description

PDF Catalog

PDF Pages	PDF Title
32	90 Introduction
35	Chapter 1 General 100 Definitions
49	110 Requirements for Electrical Installations
61	Chapter 2 Wiring and Protection 200 Use and Identification of Grounded Conductors
63	210 Branch Circuits
74	215 Feeders
76	220 Branch-Circuit, Feeder, and Service Load Calculations
85	225 Outside Branch Circuits and Feeders
91	230 Services
100	240 Overcurrent Protection
112	242 Overvoltage Protection
114	250 Grounding and Bonding
143	Chapter 3 Wiring Methods and Materials 300 General Requirements for Wiring Methods and Materials
154	310 Conductors for General Wiring
168	311 Medium Voltage Conductors and Cable
182	312 Cabinets, Cutout Boxes, and Meter Socket Enclosures
185	314 Outlet, Device, Pull, and Junction Boxes; Conduit Bodies; Fittings; and Handhole Enclosures
193	320 Armored Cable: Type AC
194	322 Flat Cable Assemblies: Type FC
195	324 Flat Conductor Cable: Type FCC
197	326 Integrated Gas Spacer Cable: Type IGS
198	330 Metal-Clad Cable: Type MC
200	332 Mineral-Insulated, Metal-Sheathed Cable: Type MI
201	334 Nonmetallic-Sheathed Cable: Types NM and NMC
203	336 Power and Control Tray Cable: Type TC
205	337 Type P Cable 338 Service-Entrance Cable: Types SE and USE
207	340 Underground Feeder and Branch-Circuit Cable: Type UF 342 Intermediate Metal Conduit: Type IMC
209	344 Rigid Metal Conduit: Type RMC
210	348 Flexible Metal Conduit: Type FMC
212	350 Liquidtight Flexible Metal Conduit: Type LFMC
213	352 Rigid Polyvinyl Chloride Conduit: Type PVC
215	353 High Density Polyethylene Conduit: Type HDPE Conduit
216	354 Nonmetallic Underground Conduit with Conductors: Type NUCC
218	355 Reinforced Thermosetting Resin Conduit: Type RTRC
220	356 Liquidtight Flexible Nonmetallic Conduit: Type LFNC
221	358 Electrical Metallic Tubing: Type EMT
222	360 Flexible Metallic Tubing: Type FMT
223	362 Electrical Nonmetallic Tubing: Type ENT
225	366 Auxiliary Gutters
227	368 Busways
229	370 Cablebus
230	372 Cellular Concrete Floor Raceways
231	374 Cellular Metal Floor Raceways
232	376 Metal Wireways
233	378 Nonmetallic Wireways
234	380 Multioutlet Assembly
235	382 Nonmetallic Extensions
236	384 Strut-Type Channel Raceway
237	386 Surface Metal Raceways
238	388 Surface Nonmetallic Raceways
239	390 Underfloor Raceways
240	392 Cable Trays
247	393 Low-Voltage Suspended Ceiling Power Distribution Systems
249	394 Concealed Knob-and-Tube Wiring
250	396 Messenger-Supported Wiring 398 Open Wiring on Insulators
252	399 Outdoor Overhead Conductors over 1000 Volts
253	Chapter 4 Equipment for General Use 400 Flexible Cords and Flexible Cables
263	402 Fixture Wires
266	404 Switches
269	406 Receptacles, Cord Connectors, and Attachment Plugs (Caps)
274	408 Switchboards, Switchgear, and Panelboards
278	409 Industrial Control Panels
280	410 Luminaires, Lampholders, and Lamps
289	411 Low-Voltage Lighting 422 Appliances
294	424 Fixed Electric Space-Heating Equipment
302	425 Fixed Resistance and Electrode Industrial Process Heating Equipment
306	426 Fixed Outdoor Electric Deicing and Snow-Melting Equipment
308	427 Fixed Electric Heating Equipment for Pipelines and Vessels
311	430 Motors, Motor Circuits, and Controllers
338	440 Air-Conditioning and Refrigerating Equipment
343	445 Generators
345	450 Transformers and Transformer Vaults (Including Secondary Ties)
352	455 Phase Converters
353	460 Capacitors
355	470 Resistors and Reactors 480 Storage Batteries
358	490 Equipment Over 1000 Volts, Nominal
364	Chapter 5 Special Occupancies 500 Hazardous (Classified) Locations, Classes I, II, and III, Divisions 1 and 2
371	501 Class I Locations
380	502 Class II Locations
386	503 Class III Locations
389	504 Intrinsically Safe Systems
391	505 Zone 0, 1, and 2 Locations
405	506 Zone 20, 21, and 22 Locations for Combustible Dusts or Ignitible Fibers/Flyings
411	510 Hazardous (Classified) Locations — Specific
412	511 Commercial Garages, Repair and Storage
414	513 Aircraft Hangars
417	514 Motor Fuel Dispensing Facilities
423	515 Bulk Storage Plants
426	516 Spray Application, Dipping, Coating, and Printing Processes Using Flammable or Combustible Materials
437	517 Health Care Facilities
455	518 Assembly Occupancies
456	520 Theaters, Audience Areas of Motion Picture and Television Studios, Performance Areas, and Similar Locations
464	522 Control Systems for Permanent Amusement Attractions
465	525 Carnivals, Circuses, Fairs, and Similar Events
467	530 Motion Picture and Television Studios and Similar Locations
470	540 Motion Picture Projection Rooms
471	545 Manufactured Buildings and Relocatable Structures
473	547 Agricultural Buildings
475	550 Mobile Homes, Manufactured Homes, and Mobile Home Parks
483	551 Recreational Vehicles and Recreational Vehicle Parks
494	552 Park Trailers
503	555 Marinas, Boatyards, Floating Buildings, and Commercial and Noncommercial Docking Facilities
507	590 Temporary Installations
511	Chapter 6 Special Equipment 600 Electric Signs and Outline Lighting
517	604 Manufactured Wiring Systems
518	605 Office Furnishings
519	610 Cranes and Hoists
524	620 Elevators, Dumbwaiters, Escalators, Moving Walks, Platform Lifts, and Stairway Chairlifts
534	625 Electric Vehicle Power Transfer System
538	626 Electrified Truck Parking Spaces
543	630 Electric Welders
545	640 Audio Signal Processing, Amplification, and Reproduction Equipment
549	645 Information Technology Equipment
552	646 Modular Data Centers
556	647 Sensitive Electronic Equipment
557	650 Pipe Organs
558	660 X-Ray Equipment
560	665 Induction and Dielectric Heating Equipment
561	668 Electrolytic Cells
563	669 Electroplating
564	670 Industrial Machinery
565	675 Electrically Driven or Controlled Irrigation Machines
567	680 Swimming Pools, Fountains, and Similar Installations
582	682 Natural and Artificially Made Bodies of Water
584	685 Integrated Electrical Systems
585	690 Solar Photovoltaic (PV) Systems
596	691 Large-Scale Photovoltaic (PV) Electric Supply Stations
597	692 Fuel Cell Systems
599	694 Wind Electric Systems
603	695 Fire Pumps
608	Chapter 7 Special Conditions 700 Emergency Systems
615	701 Legally Required Standby Systems
618	702 Optional Standby Systems
619	705 Interconnected Electric Power Production Sources
624	706 Energy Storage Systems
627	708 Critical Operations Power Systems (COPS)
632	710 Stand-Alone Systems
633	712 Direct Current Microgrids
634	720 Circuits and Equipment Operating at Less Than 50 Volts
635	725 Class 1, Class 2, and Class 3 Remote-Control, Signaling, and Power-Limited Circuits
647	727 Instrumentation Tray Cable: Type ITC
648	728 Fire-Resistive Cable Systems 750 Energy Management Systems
649	760 Fire Alarm Systems
659	770 Optical Fiber Cables
667	Chapter 8 Communications Systems 800 General Requirements for Communications Systems
678	805 Communications Circuits
683	810 Radio and Television Equipment
687	820 Community Antenna Television and Radio Distribution Systems
689	830 Network-Powered Broadband Communications Systems
694	840 Premises-Powered Broadband Communications Systems
698	Chapter 9 Tables
713	Informative Annex A Product Safety Standards
719	Informative Annex B Application Information for Ampacity Calculation
732	Informative Annex C Conduit, Tubing, and Cable Tray Fill Tables for Conductors and Fixture Wires of the Same Size
818	Informative Annex D Examples
832	Informative Annex E Types of Construction
834	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
836	Informative Annex G Supervisory Control and Data Acquisition (SCADA)
837	Informative Annex H Administration and Enforcement
843	Informative Annex I Recommended Tightening Torque Tables from UL Standard 486A-486B
845	Informative Annex J ADA Standards for Accessible Design