| |
| |
| |
| General Information | |
| |
| |
| Understanding Nameplate Information: Cases Study | |
| |
| |
| Motor Theory: Motor Operation | |
| |
| |
| Magnetic Fields and Forces in a Motor | |
| |
| |
| Motor | |
| |
| |
| Motor Construction | |
| |
| |
| Rotating Magnetic Fields | |
| |
| |
| Electric Motor Output | |
| |
| |
| How to Determine the Horsepower of a Motor | |
| |
| |
| Speed | |
| |
| |
| Speed Regulation | |
| |
| |
| Formulas for Speed | |
| |
| |
| Speed Categories | |
| |
| |
| Torque | |
| |
| |
| Torque, Voltage, and Current Relationship of the Motor | |
| |
| |
| Motor Losses | |
| |
| |
| Motor Efficiency | |
| |
| |
| Motor Starting Current | |
| |
| |
| Motor Maintenance and Installation: Bearings | |
| |
| |
| Maintenance and Installation of Bearings | |
| |
| |
| Maintenance Checks of A Motor: Preventive maintenance checklist | |
| |
| |
| Enclosures | |
| |
| |
| BRAKES: Dynamic | |
| |
| |
| Braking | |
| |
| |
| DC Braking | |
| |
| |
| Mechanical Brakes | |
| |
| |
| Disk Brake | |
| |
| |
| 2 Designing Motor Feeder, Branch Circuit, Overloads and Motor Applications | |
| |
| |
| The Purpose of Overloads: Principles of Overload Operation | |
| |
| |
| Thermal, Bi-metalic, Relay and Electronic Overloads | |
| |
| |
| Designing Overload Protection | |
| |
| |
| Applying Overload Protection (Heaters) | |
| |
| |
| Design and Applicationl Of Branch Circuit Protection: Principles of Overcurrent Protection | |
| |
| |
| The Typical Methods of Overcurrent Protection | |
| |
| |
| Sizing Branch Circuit Conductors | |
| |
| |
| Sizing Wound Rotor Circuit Conductors | |
| |
| |
| Sizing Branch Circuit Overcurrent Protection | |
| |
| |
| Designing and Application of Feeder Protection: Principles of Overcurrent Protection | |
| |
| |
| The Typical Methods of Overcurrent Protection | |
| |
| |
| Sizing Feeder Conductors | |
| |
| |
| Sizing Feeder Circuit Overcurrent Protection | |
| |
| |
| Design and Application Of Disconnecting Means: Sizing Disconnects | |
| |
| |
| Location of Disconnect | |
| |
| |
| Type Enclosure | |
| |
| |
| Design and Application Of Controller: Methods of Controller Use | |
| |
| |
| Number of Controllers Served By One Controller | |
| |
| |
| Type Enclosure | |
| |
| |
| NEMA Design Type | |
| |
| |
| Motor Application: Matching the Motor to the Load | |
| |
| |
| Matching AC Motor and Drives | |
| |
| |
| Capacitor Motors, Split Phase and Single Phase Motors: Operation of Split-Phase and Capacitor-Start Motors | |
| |
| |
| Starting winding | |
| |
| |
| Switches | |
| |
| |
| Reversing | |
| |
| |
| Connections | |
| |
| |
| Permanent-Split Capacitor Motors | |
| |
| |
| Two-Value Capacitor-Start Motor | |
| |
| |
| Capacitor Failure | |
| |
| |
| The Right-sized Capacitor | |
| |
| |
| Troubleshooting and Repair | |
| |
| |
| Repulsion-Type Motors: Construction | |
| |
| |
| Operation of the Repulsion-Start Induction Motor | |
| |
| |
| The Repulsion-Induction Motor | |
| |
| |
| Electrically Reversible Repulsion Motors | |
| |
| |
| Troubleshooting and Repair | |
| |
| |
| Three-Phse Motors: Operating Characteristics of Three-Phase Motors | |
| |
| |
| Construction-Motors Nameplates for Dual-Voltage, Three Phase Motors | |
| |
| |
| Principles of Operation of a Squirrel Cage Motor | |
| |
| |
| Induction Motors with Dual Voltage Connection | |
| |
| |
| Three Phase Wound Rotor Motors | |
| |
| |
| Sychnronous Motors | |
| |
| |
| Part Winding Motor | |
| |
| |
| Troubleshooting and Repair | |
| |
| |
| Direct-Current Motors: Construction | |
| |
| |
| Types of DC Motors | |
| |
| |
| Principles of DC Motors Operation | |
| |
| |
| Permanent Magnet Motors | |
| |
| |
| Universal, Shaded-Pole, Fan, and Special Motors: Universal Motors | |
| |
| |
| Shaded-Pole Motors | |
| |
| |
| Stepper Motors | |
| |
| |
| Hybrid Motors | |
| |
| |
| Torque Motors | |
| |
| |
| Synchronous Motors, Synchros; and Three-Phase Wound Rotor Induction Motors: Synchronous Motors | |
| |
| |
| Three-Phase Wound Rotor Induction Motor | |
| |
| |
| Synchros Motors | |
| |
| |
| Differential Selsyn Systems | |
| |
| |
| Motor Testing Techniques: Ac Motors | |
| |
| |
| Synchronous Motors | |
| |
| |
| Dc Motors | |
| |
| |
| Tuning Your Motor System for Industrial and Commercial Application: The Electrician's Role | |
| |
| |
| Power Quality Considerations | |
| |
| |
| Troubleshooting and Tuning Your In-Plant Distribution System | |
| |
| |
| Making The Right Choice-Choosing the Right Efficiency | |
| |
| |
| Speed, Design Voltage, Enclosure, Part Load Efficiency and Power Factor | |
| |
| |
| Glossary | |
| |
| |
| Contact Resources | |
| |
| |
| |
| Formulas | |
| |
| |
| Charts | |
| |
| |
| Tables | |
| |
| |
| |
| |
| |
| Examples | |