| Preface | p. xi |
| List of Problems | p. xiii |
| Basic Electrical Working Definitions and Concepts | p. 1 |
| Voltage as Potential Difference | p. 1 |
| Current | p. 3 |
| Resistance | p. 4 |
| Direct-Current (dc) Voltage Sources | p. 4 |
| Direct and Alternating Current | p. 5 |
| dc Voltage | p. 6 |
| Current Flow in a Resistive Circuit | p. 15 |
| Current Flow in a Series Resistive Circuit | p. 16 |
| Voltage Division in a Series Circuit | p. 18 |
| Power Rating of a Resistor | p. 18 |
| ac Voltage | p. 23 |
| ac Circuits with Resistance | p. 23 |
| ac Phase Angle and Power | p. 26 |
| Current and Power in a Single-Phase ac Ricuit | p. 33 |
| Current and Power in a Three-Phase ac Circuit | p. 33 |
| Inductive Reactance | p. 42 |
| Capacitive Reactance | p. 46 |
| Impedance | p. 52 |
| Three-Phase Systems | p. 55 |
| Wye-Connected Systems | p. 58 |
| Delta-Connected Systems | p. 60 |
| Mathematics for Electrical Calculations, Power Factor Correction, and Harmonics | p. 69 |
| Changing Vectors from Rectangular to Polar Form and Back Again | p. 69 |
| Adding Vectors | p. 70 |
| Multiplying or Dividing Vectors | p. 74 |
| Solving for Current and Power Factor in an ac Circuit Containing Only Inductive Reactance | p. 75 |
| Solving for Current and Power Factor in an ac Circuit Containing Both Inductive Reactance and Resistance in Series with One Another | p. 77 |
| Solving for Current and Power Factor in an ac Circuit Containing Two Parallel Branches That Both Have Inductive Reactance and Resistance in Series with One Another | p. 77 |
| Solving for Current and Power Factor in an ac Circuit Containing Parallel Branches, One of Which has Inductive Reactance and Resistance in Series with One Another and the Other of Which Has a Capacitive Reactance | p. 79 |
| Electrical Power in Common ac Circuits | p. 79 |
| Power Factor Correction to Normal Limits | p. 87 |
| Real Power (Kilowatts), Apparent Power (Kilovoltamperes), Demand, and the Electrical Utility Bill | p. 90 |
| Power Factor Correction Systems Design in an Electrical Power System Containing No Harmonics | p. 93 |
| Power Factor Correction System Design in an Electrical Power System Containing Harmonics | p. 104 |
| Calculating the Parallel Harmonic Resonance of an Electrical Power System Containing Capacitors | p. 107 |
| Resulting Values of Adding Harmonic Currents or Voltages | p. 108 |
| Acceptable Levels of Harmonic Current and Voltage | p. 110 |
| The Harmonic Current-Flow Model | p. 111 |
| Effects of Harmonic Current on Transformers | p. 114 |
| Effects of Harmonic Voltage on Motors | p. 116 |
| Harmonic Current Flow through Transformers | p. 116 |
| Harmonic Filters | p. 117 |
| Harmonics Symptoms, Causes, and Remedies | p. 122 |
| Conductors | p. 125 |
| Conductors, Conductor Resistance, Conductor and Cable Impedance, and Voltage Drop | p. 125 |
| Calculating the One-Way Resistance of a Wire | p. 125 |
| Calculating the Impedance of a Cable | p. 133 |
| Calculating Voltage Drop in a Cable | p. 140 |
| Calculating dc Resistance in a Bus Bar | p. 143 |
| Calculating Heat Loss in a Conductor | p. 143 |
| Wires and Cables | p. 143 |
| Determining Wire Size Given Insulation Type, Circuit Breaker Clearing Time, and Short Circuit Current | p. 160 |
| Selecting the Proper Insulation for an Environment | p. 161 |
| Aluminum Conductors | p. 170 |
| Conductor and Cable Selection | p. 170 |
| Short-Circuit Calculations | p. 179 |
| Sources of Short-Circuit Current | p. 182 |
| The Ability of the Electrical Utility System to Produce Short-Circuit Current | p. 183 |
| Short-Circuit Contributions of On-Site Generators | p. 184 |
| Short-Circuit Contributions of Motors | p. 185 |
| Let-Through Values of Transformers | p. 187 |
| Let-Through Values of Reactors | p. 188 |
| Let-Through Power Values of Cables | p. 189 |
| Sample Short-Circuit Calculation | p. 190 |
| Generator Sizing Calculations | p. 195 |
| Sizing a Gas-Turbine Generator Set for a Known Kilowatt Load | p. 196 |
| Sizing a Reciprocating Engine-Driven Generator Set for a Known Kilowatt Load | p. 198 |
| Sizing of Generator Feeder Conductors | p. 200 |
| Grounding | p. 205 |
| The Functions of Grounding | p. 205 |
| Calculating the Resistance to Remote Earth of Ground Rods | p. 208 |
| Grounding-Electrode Conductors | p. 211 |
| Equipment-Grounding Conductors | p. 211 |
| Methods of Grounding Systems | p. 215 |
| Obtaining the System Grounding Point | p. 217 |
| Lighting | p. 221 |
| The Lumen Method | p. 221 |
| The Point-by-Point Method | p. 223 |
| Indoor Lighting | p. 229 |
| Lighting Rules of Thumb | p. 245 |
| Transformers | p. 251 |
| Three-Phase Transformers | p. 255 |
| Overcurrent Protection of Transformers | p. 265 |
| Buck-Boost Autotransformers | p. 275 |
| Motors | p. 285 |
| Selecting Motor Characteristics | p. 286 |
| Calculating Motor Running Current | p. 295 |
| Calculating Motor Branch-Circuit Overcurrent Protection and Wire Size | p. 296 |
| Raceways | p. 311 |
| Raceway Types and Their Characteristics | p. 311 |
| Overcurrent Devices | p. 319 |
| Overcurrent Devices: Fuses and Circuit Breakers | p. 319 |
| Fuses | p. 321 |
| Circuit Breakers | p. 323 |
| Medium-Voltage and Special-Purpose Circuit Breakers and Relay Controllers | p. 325 |
| Circuits for Special Loads | p. 335 |
| Designing Circuits for Various Electrical Loads | p. 335 |
| Designing an Electrical System for a Commercial Building | p. 339 |
| Designing an Electrical System for an Industrial Facility | p. 349 |
| Electrical Design and Layout Calculations | p. 357 |
| Straight-Through Pull Box in a Conduit System | p. 357 |
| Angle Pull Box in a Conduit System | p. 358 |
| Working Space Surrounding Electrical Equipment | p. 358 |
| Minimum Centerline-to-Centerline Dimensions of Knockouts to Provide for Locknut Clearance | p. 364 |
| Electrical Cost Estimating | p. 371 |
| Electrical Takeoff and Personnel-Hour Cost Estimating | p. 371 |
| Factoring of Labor Units | p. 397 |
| Estimate of Project Expense | p. 409 |
| Engineering Economics Calculations Considering the Time Value of Money | p. 411 |
| Conversion Calculations | p. 425 |
| Temperature Conversion Calculations | p. 425 |
| Frequently Used Conversion Calculations | p. 425 |
| Multiple Conversion Calculations | p. 425 |
| Index | p. 433 |
| Table of Contents provided by Syndetics. All Rights Reserved. |
