네이버 쇼핑

Introductionp. 17GeneralDefinitionsp. 19Generalp. 19Over 600 Volts, Nominalp. 25Requirements for Electrical Installationsp. 26Generalp. 26600 Volts, Nominal, or Lessp. 28Over 600 Volts, Nominalp. 30Tunnel Installations Over 600 Volts, Nominalp. 32Wiring and ProtectionUse and Identification of Grounded Conductorsp. 35Branch Circuitsp. 37General Provisionsp. 37Branch-Circuit Ratingsp. 41Required Outletsp. 43Feedersp. 46Branch-Circuit, Feeder, and Service Calculationsp. 48Generalp. 48Feeders and Servicesp. 48Optional Calculations for Computing Feeder and Service Loadsp. 52Method for Computing Farm Loadsp. 55Outside Branch Circuits and Feedersp. 55Generalp. 56More than One Building or Other Structurep. 58Over 600 Voltsp. 60Servicesp. 61Generalp. 61Overhead Service-Drop Conductorsp. 62Underground Service-Lateral Conductorsp. 63Service-Entrance Conductorsp. 64Service Equipment -- Generalp. 66Service Equipment -- Disconnecting Meansp. 66Service Equipment -- Overcurrent Protectionp. 68Services Exceeding 600 Volts, Nominalp. 69Overcurrent Protectionp. 70Generalp. 70Locationp. 73Enclosuresp. 76Disconnecting and Guardingp. 76Plug Fuses, Fuseholders, and Adaptersp. 77Cartridge Fuses and Fuseholdersp. 77Circuit Breakersp. 78Supervised Industrial Installationsp. 78Overcurrent Protection Over 600 Volts, Nominalp. 80Groundingp. 80Generalp. 80Circuit and System Groundingp. 83Grounding Electrode System and Grounding electrode Conductorp. 88Enclosure, Raceway, and Service Cable Groundingp. 91Bondingp. 92Equipment Grounding and Equipment Grounding Conductorsp. 94Methods of Equipment Groundingp. 98Direct-Current Systemsp. 100Instruments, Meters, and Relaysp. 101Grounding of Systems and Circuits of 1 kV and Over (High Voltage)p. 102Surge Arrestersp. 103Generalp. 103Installationp. 104Connecting Surge Arrestersp. 104Wiring Methods and MaterialsWiring Methodsp. 105General Requirementsp. 105Requirements for Over 600 Volts, Nominalp. 113Temporary Wiringp. 115Conductors for General Wiringp. 116Cable Traysp. 140Open Wiring on Insulatorsp. 146Messenger Supported Wiringp. 147Concealed Knob-and-Tube Wiringp. 148Integrated Gas Spacer Cablep. 149Generalp. 149Installationp. 150Construction Specificationsp. 150Medium Voltage Cablep. 150Flat Conductor Cablep. 151Generalp. 151Installationp. 151Constructionp. 152Mineral-Insulated, Metal-Sheathed Cablep. 153Generalp. 153Installationp. 153Construction Specificationsp. 154Electrical Nonmetallic Tubingp. 154Generalp. 154Installationp. 155Construction Specificationsp. 155Armored Cablep. 155Generalp. 155Installationp. 156Construction Specificationsp. 157Metal-Clad Cablep. 157Generalp. 157Installationp. 157Construction Specificationsp. 158Nonmetallic-Sheathed Cablep. 159Generalp. 159Installationp. 159Construction Specificationsp. 160Service-Entrance Cablep. 161Underground Feeder and Branch-Circuit Cablep. 162Power and Control Tray Cablep. 162Nonmetallic Extensionsp. 163Nonmetallic Underground Conduit with Connectorsp. 164Generalp. 164Installationp. 165Constructionp. 165Intermediate Metal Conduitp. 166Generalp. 166Installationp. 166Construction Specificationsp. 167Rigid Metal Conduitp. 167Generalp. 167Installationp. 168Construction Specificationsp. 169Rigid Nonmetallic Conduitp. 169Installationsp. 170Construction Specificationsp. 172Electrical Metallic Tubingp. 172Generalp. 172Installationp. 173Construction Specificationsp. 174Flexible Metallic Tubingp. 174Generalp. 174Construction and Installationp. 174Flexible Metal Conduitp. 175Generalp. 175Installationp. 175Liquidtight Flexible Metal Conduit and Liquidtight Flexible Nonmentallic Conduitp. 176Liquidtight Flexible Metal Conduitp. 176Liquidtight Flexible Nonmetallic Conduitp. 177Surface Metal Raceways and Surface Nonmetallic Racewaysp. 178Surface Metal Racewaysp. 178Surface Nometallic Racewaysp. 179Strut-Type Channel Racewayp. 180Multioutlet Assemblyp. 181Underfloor Racewaysp. 181Cellular Metal Floor Racewaysp. 183Installationp. 183Construction Specificationsp. 183Cellular Concrete Floor Racewaysp. 184Metal Wireways and Nonmetallic Wirewaysp. 184Metal Wirewaysp. 184Nonmetallic Wirewaysp. 186Flat Cable Assembliesp. 187Buswaysp. 188General Requirementsp. 188Requirements for Over 600 Volts, Nominalp. 189Cablebusp. 190Outlet, Device, Pull and Junction Boxes, Conduit Bodies and Fittingsp. 191Scope and Generalp. 191Installationp. 192Construction Specificationsp. 197Manholes and Other Electric Enclosures Intended for Personnel Entryp. 197Pull and Junction Boxes for Use on Systems Over 600 Volts, Nominalp. 199Cabinets, Cutout Boxes, and Meter Socket Enclosuresp. 199Installationp. 199Construction Specificationsp. 201Auxiliary Guttersp. 202Switchesp. 204Installationp. 204Construction Specificationsp. 207Switchboards and Panelboardsp. 207Generalp. 207Switchboardsp. 208Panelboardsp. 208Construction Specificationsp. 210Equipment for General UseFlexible Cords and Cablesp. 211Generalp. 211Construction Specificationsp. 220Portable Cables Over 600 Volts, Nominalp. 221Fixture Wiresp. 221Lighting Fixtures, Lampholders, Lamps, and Receptaclesp. 225Generalp. 225Fixture Locationsp. 225Provisions at Fixture Outlet Boxes, Canopies, and Pansp. 226Fixture Supportsp. 227Groundingp. 227Wiring of Fixturesp. 228Construction of Fixturesp. 229Installation of Lampholdersp. 230Construction of Lampholdersp. 230Lamps and Auxiliary Equipmentp. 231Receptacles, Cord Connectors, and Attachment Plugs (Caps)p. 231Special Provisions for Flush and Recessed Fixturesp. 232Construction of Flush and Recessed Fixturesp. 233Special Provisions for Electric-Discharge Lighting Systems of 1000 Volts or Lessp. 233Special Provisions for Electric-Discharge Lighting Systems of More Than 100 Voltsp. 234Lighting Trackp. 235Lighting Systems Operating at 30 Volts or Lessp. 236Appliancesp. 236Generalp. 236Installationp. 236Disconnecting Meansp. 239Constructionp. 240Markingp. 241Fixed Electric Space-Heating Equipmentp. 241Generalp. 241Installationp. 242Control and Protection of Fixed Electric Space-Heating Equipmentp. 242Marking of Heating Equipmentp. 244Electric Space-Heating Cablesp. 244Duct Heatersp. 246Resistance-Type Boilersp. 246Electrode-Type Boilersp. 247Electric Radiant Heating Panels and Heating Panel Setsp. 248Fixed Outdoor Electric Deicing and Snow-Melting Equipmentp. 250Generalp. 250Installationp. 251Resistance Heating Elementsp. 251Impedance Heatingp. 252Skin-Effect Heatingp. 252Control and Protectionp. 253Fixed Electric Heating Equipment for Pipelines and Vesselsp. 253Generalp. 253Installationp. 254Resistance Rating Elementsp. 254Induction Heatingp. 255Skin-Effect Heatingp. 255Control and Protectionp. 256Motors, Motor Circuits, and Controllersp. 256Generalp. 256Motor Circuit Conductorsp. 262Motor and Branch-Circuit Overload Protectionp. 264Motor Branch-Circuit Short-Circuit and Ground-Fault Protectionp. 267Motor Feeder Short-Circuit and Ground-Fault Protectionp. 270Motor Control Circuitsp. 270Motor Controllersp. 272Motor Control Centersp. 273Disconnecting Meansp. 275Over 600 Volts, Nominalp. 278Protection of Live Parts -- All Voltagesp. 278Grounding -- All Voltagesp. 279Tablesp. 280Air-Conditioning and Refrigeration Equipmentp. 283Generalp. 283Disconnecting Meansp. 285Branch-Circuit Short-Circuit and Ground-Fault Protectionp. 286Branch-Circuit Conductorsp. 287Controllers for Motor-Compressorsp. 287Motor-Compressor and Branch-Circuit Overload Protectionp. 288Provisions for Room Air Conditionersp. 289Generatorsp. 289Transformers and Transformer Vaults (Including Secondary Ties)p. 290General Provisionsp. 291Specific Provisions Applicable to Different Types of Transformersp. 295Transformer Vaultsp. 296Phase Convertersp. 297Generalp. 297Specific Provisions Applicable to Different Types of Transformersp. 299Capacitorsp. 299600 Volts, Nominal, and Underp. 299Over 600 Volts, Nominalp. 300Resistors and Reactorsp. 301600 Volts, Nominal, and Underp. 301Over 600 Volts, Nominalp. 301Storage Batteriesp. 301Equipment, Over 600 Volts, Nominalp. 303Generalp. 303Equipment -- Specific Provisionsp. 303Equipment -- Metal-Enclosed Power Switchgear and Industrial Control Assembliesp. 305Mobile and Portable Equipmentp. 307Electrode-Type Boilersp. 308Special OccupanciesHazardous (Classified) Locations, Classes I, II, and III, Divisions 1 and 2p. 309Class I Locationsp. 315Class II Locationsp. 324Class III Locationsp. 330Intrinsically Safe Systemsp. 333Class I, Zone 0, 1, and 2 Locationsp. 335Hazardous (Classified) Locations -- Specificp. 342Commercial Garages, Repair and Storagep. 343Aircraft Hangarsp. 344Gasoline Dispensing and Service Stationsp. 346Bulk Storage Plantsp. 350Spray Application, Dipping, and Coating Processesp. 353Health Care Facilitiesp. 359Generalp. 359Wiring and Protectionp. 361Essential Electrical Systemp. 364Inhaiation Anesthetizing Locationsp. 372X-Ray Installationsp. 375Communications, Signaling Systems, Data Systems, Fire Alarm Systems, and Systems Less than 120 Volts, Nominalp. 376Isolated Power Systemsp. 377Places of Assemblyp. 378Theaters, Audience Areas of Motion Picture and Television Studios, and Similar Locationsp. 379Generalp. 379Fixed Stage Switchboardsp. 380Fixed Stage Equipment Other than Switchboardsp. 381Portable Switchboards on Stagep. 383Portable Stage Equipment Other than Switchboardsp. 386Dressing Roomsp. 387Groundingp. 387Carnivals, Circuses, Fairs, and Similar Eventsp. 387General Requirementsp. 387Installationp. 388Grounding and Bondingp. 389Disconnecting Meansp. 389Attractions Utilizing Pools, Fountains, and Similar Installations with Contained Volumes of Waterp. 389Motion Picture and Television Studios and Similar Locationsp. 389Generalp. 389Stage or Setp. 390Dressing Roomsp. 393Viewing, Cutting, and Patching Tablesp. 393Cellulose Nitrate Film Storage Vaultsp. 393Substationsp. 393Separately Derived Systems with 60 Volts to Groundp. 393Motion Picture Projectorsp. 394Generalp. 394Definitionsp. 394Equipment and Projectors of the Professional Typep. 394Nonprofessional Projectorsp. 395Audio Signal Processing, Amplification, and Reproduction Equipmentp. 395Manufactured Buildingp. 395Generalp. 395Agricultural Buildingsp. 396Mobile Homes, Manufactured Homes, and Mobile Home Parksp. 398Generalp. 398Mobile Homesp. 399Services and Feedersp. 406Recreational Vehicles and Recreational Vehicle Parksp. 407Generalp. 407Low-Voltage Systemsp. 408Combination Electrical Systemsp. 410Other Power Sourcesp. 410Norminal 120-Volt or 120/240-Volt Systemsp. 411Factory Testsp. 418Recreational Vehicle Parksp. 418Park Trailersp. 420Generalp. 420Low-Voltage Systemsp. 421Combination Electrical Systemsp. 422Nominal 120-Volt or 120/240-Volt Systemsp. 423Factory Testsp. 429Floating Buildingsp. 430Generalp. 430Services and Feedersp. 430Groundingp. 430Marinas and Boatyardsp. 431Special EquipmentElectric Signs and Outline Lightingp. 433Generalp. 433Field-Installed Skeleton Tubingp. 435Manufactured Wiring Systemsp. 437Office Furnishings (Consisting of Lighting Accessories and Wired Partitions)p. 437Cranes and Hoistsp. 438Generalp. 438Wiringp. 439Contact Conductorsp. 441Disconnecting Meansp. 442Overcurrent Protectionp. 442Controlp. 443Groundingp. 443Elevators, Dumbwaiters, Escalators, Moving Walks, Wheelchair Lifts, and Stairway Chair Liftsp. 444Generalp. 444Conductorsp. 445Wiringp. 446Installation of Conductorsp. 448Traveling Cablesp. 449Disconnecting Means and Controlp. 450Overcurrent Protectionp. 451Machine Roomp. 451Groundingp. 452Emergency and Standby Power Systemsp. 452Electric Vehicle Charging System Equipmentp. 452Generalp. 452Wiring Methodsp. 453Equipment Constructionp. 453Control and Protectionp. 454Electric Vehicle Supply Equipment Locationsp. 454Electric Weldersp. 455Generalp. 455Are Weldersp. 455Resistance Weldersp. 456Welding Cablep. 457Audio Signal Processing Araplification, and Reproduction Equipmentp. 458Generalp. 458Permanent Audio System Installationsp. 461Portable and Temporary Audio System Installationsp. 462Information Technology Equipmentp. 463Pipe Organsp. 464X-Ray Equipmentp. 465Generalp. 465Controlp. 466Transformers and Capacitorsp. 467Guarding and Groundingp. 467Induction and Dielectric Heating Equipmentp. 467Generalp. 467Guarding, Grounding, and Labelingp. 467Motor-Generator Equipmentp. 468Equipment Other than Motor-Generatorsp. 469Electrolytic Cellsp. 469Electroplatingp. 472Industrial Machineryp. 473Electrically Driven or Controlled Irrigation Machinesp. 474Generalp. 474Center Pivot Irrigation Machinesp. 476Swimming Pools, Fountains, and Similar Installationsp. 476Generalp. 476Permanently Installed Poolsp. 480Storable Poolsp. 484Spas and Hot Tubsp. 485Fountainsp. 486Pools and Tubs for Therapeutic Usep. 487Hydromassage Bathtubsp. 488Integrated Electrical Systemsp. 489Generalp. 489Orderly Shutdownp. 489Solar Photovoltaic Systemsp. 489Generalp. 489Circuit Requirementsp. 492Disconnecting Meansp. 493Wiring Methodsp. 494Groundingp. 495Markingp. 495Connection to Other Sourcesp. 496Storage Batteriesp. 496Systems Over 600 Voltsp. 497Fire Pumpsp. 497Special ConditionsEmergency Systemsp. 501Generalp. 501Circuit Wiringp. 502Sources of Powerp. 503Emergency System Circuits for Lighting and Powerp. 504Control -- Emergency Lighting Circuitsp. 504Overcurrent Protectionp. 505Legally Required Standby Systemsp. 505Generalp. 505Circuit Wiringp. 506Sources of Powerp. 506Overcurrent Protectionp. 507Optional Standby Systemsp. 507Generalp. 507Circuit Wiringp. 508Interconnected Electrical Power Production Sourcesp. 508Circuits and Equipment Operating at Less than 50 Voltsp. 510Class 1, Class 2, and Class 3 Remote-Control, Signaling, and Power-Limited Circuitsp. 510Generalp. 510Class 1 Circuitsp. 511Class 2 and Class 3 Circuitsp. 513Instrumentation Tray Cable: Type ITCp. 518Fire Alarm Systemsp. 519Generalp. 519Nonpower-Limited Fire Alarm (NPLFA) Circuitsp. 520Power-Limited Fire Alarm (PLFA) Circuitsp. 523Optical Fiber Cables and Racewaysp. 527Generalp. 527Protectionp. 528Cables Within Buildingsp. 528Closed-Loop and Programmed Power Distributionp. 531Communications SystemsCommunications Circuitsp. 533Generalp. 533Conductors Outside and Entering Buildingsp. 533Protectionp. 535Grounding Methodsp. 536Communications Wires and Cables Within Buildingsp. 537Radio and Television Equipmentp. 541Generalp. 541Receiving Equipment -- Antenna Systemsp. 542Amateur Transmitting and Receiving Stations -- Antenna Systemsp. 544Interior Installation -- Transmitting Stationsp. 544Community Antenna Television and Radio Distribution Systemsp. 545Generalp. 545Cables Outside and Entering Buildingsp. 545Protectionp. 546Grounding Methodsp. 547Cables Within Buildingsp. 548Network-Powered Broadband Communications Systemsp. 550Generalp. 550Cables Outside and Entering Buildingsp. 552Protectionp. 554Grounding Methodsp. 556Network-Powered Broadband Communications Systems Wiring Methods Within Buildingsp. 557TablesPercent of Cross Section of Conduit and Tubing for Conductorsp. 561Dimensions and Percent Area of Conduit and Tubingp. 562Dimensions of Insulated Conductors and Fixture Wiresp. 564Compact Aluminum Building Wire Nominal Dimensions and Areasp. 566Conductor Propertiesp. 567Alternating-Current Resistance and Reactance for 600-Volt Cables, 3-Phase, 60 Hz, 75[ch]C (167[ch]F) -- Three Single Conductors in Conduitp. 568Class 2 and Class 3 Alternating-Current Power Source Limitationsp. 569Class 2 and Class 3 Direct-Current Power Source Limitationsp. 569PLFA Alternating-Current Power Source Limitationsp. 570PLFA Direct-Current Power Source Limitationsp. 570Appendix Ap. 571Appendix Bp. 575Appendix Cp. 585Appendix Dp. 609Appendix Ep. 617Indexp. 619Table of Contents provided by Syndetics. 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