83 Copyright Goodheart-Willcox Co., Inc. Chapter Outline 6.1 Conductors 6.1.1 Conductor and Cable Classifi fications 6.1.2 Conductor Material 6.1.3 Flexible Cords and Cables 6.2 Code Requirements for Conductors 6.2.1 Bare Conductors 6.2.2 Stranded and Solid Conductors 6.2.3 Paralleled Conductors 6.2.4 Conductor Size Limits 6.2.5 Shielding 6.2.6 Direct Burial 6.2.7 Wet Locations 6.2.8 Corrosive Conditions 6.2.9 Temperature Limitation 6.2.10 Conductor Marking 6.2.11 Conductor Identifi (Color) fication 6.2.12 Conductor Application 6.3 Allowable Ampacities in Conductors 6.3.1 Ampacity Correction Factors 6.4 Voltage Drop 6.4.1 Calculating Voltage Drop 6.5 Conduit Capacity 6.5.1 Area of Conductors 6.5.2 Minimum Conduit Size Objectives After completing this chapter, you will be able to: • Recall the Code rules regarding conductors for general wiring. • Identify the different functions of conductors in an ff ff electrical system. • List the factors that aff ect conductor ampacity ff ff rating. • Explain the cause of voltage drop and compute the voltage drop of a conductor. • Select diff types of conductors. fferent ff • Size conductors based on circuit load using the Code. • Use the Code to adjust conductor ampacity based on ambient temperature and number of conductors. • Designate conduit sizes based on permissible percentage fill of conduit. fi CHAPTER 6 Conductors Technical Terms American Wire Gage (AWG) bare conductor branch-circuit conductor cable circular mil conductor feeder conductor insulated conductor main feeder service-entrance conductor subfeeder voltage drop