Nec Code Articles

Front 1

90

Back 1

Introduction

Hint 1

Welcome

Front 2

100

Back 2

Definitions

Hint 2

Concepts

Front 3

110

Back 3

Requirements for electrical installations

Hint 3

Requirements

Front 4

200

Back 4

Grounded conductors

(Use and identification)

Hint 4

Neutral

Front 5

210

Back 5

Branch circuits

Hint 5

Ckts

Front 6

215

Back 6

Feeders

Hint 6

Big wires

Front 7

220

Back 7

Branch circuit, feeder and service load calculation

Hint 7

+,-,%

Front 8

225

Back 8

Outside branch circuits and feeders

Hint 8

Exterior

Front 9

230

Back 9

Services

Hint 9

Meter to panel

Front 10

240

Back 10

Overcurrent protection

Hint 10

Breakers

Front 11

250

Back 11

Grounding and bonding

Hint 11

Ground

Front 12

300

Back 12

Wiring methods and materials

(General requirements)

Hint 12

Gr wires

Front 13

310

Back 13

Conductors for general wiring

Hint 13

Conductors

Front 14

314

Back 14

Outlet, device, pull and junction boxes, conduit bodies

Hint 14

Box

Front 15

330

Back 15

Metal clad cable

MC

Hint 15

MC

Front 16

334

Back 16

Nonmetallic sheathed cable

NM, NMC, NMS

Hint 16

NM NMC NMS

Front 17

352

Back 17

Rigid polyvinyl chorid conduit

PVC

Hint 17

Pvc

Front 18

358

Back 18

Electrical metal tubing

EMT

Hint 18

EMT

Front 19

400

Back 19

Flexible cords and flexible cable

Hint 19

Flex

Front 20

402

Back 20

Fixtures wires

Hint 20

Fixtures

Front 21

404

Back 21

Switches

Hint 21

Switches

Front 22

406

Back 22

Receptacles, cord connectors and attachment plug

Hint 22

Receptacles

Front 23

408

Back 23

Switchboards, switchgear and panelboards

Hint 23

Main

Front 24

410

Back 24

Luminaries, lampholders and lamps

Hint 24

Lights

Front 25

422

Back 25

Appliances

Hint 25

Range, dryer

Front 26

424

Back 26

Fixed electric space-heating equipment

Hint 26

Heating

Front 27

430

Back 27

Motors, motor circuits and controllers

Hint 27

Motor

Front 28

440

Back 28

Air conditioning and refrigerating equipment

Hint 28

AC

Front 29

445

Back 29

Generators

Hint 29

Generator

Front 30

450

Back 30

Transformers and transformers vault

Hint 30

Xfmer

Front 31

500

Back 31

Hardzarous locations,

Classes I, II and III

Division 1 and 2

Hint 31

Dangerous

Front 32

590

Back 32

Temporary installations

Hint 32

Temp

Front 33

600

Back 33

Electric sign and outline lightning

Hint 33

Sign

Front 34

680

Back 34

Swimming pools, fountains and similar installations

Hint 34

Pool

Front 35

700

Back 35

Emergency systems

Hint 35

Emergency

Front 36

725

Back 36

Class 1,2 and 3 remote control, signaling and power limited circuit

Hint 36

Remote control

Front 37

800

Back 37

Communicators circuits

Hint 37

Comm

Front 38

Chapter 9

Back 38

Tables

Hint 38

Table