Ugly's electric motors & controls
Edition: 2017 edition.
Published: 2017
Language: eng
Number of pages: 120
ISBN-13: 9781284119428
Subjects: Electronic control; Engineering mathematics; Electric motors; Electric controllers; Formulae
Other titles: Electric motors & controls
Notes: Spiral bound.
Table of contents: title: The left-hand rule; title: Magnetic field around a coil; title: Electromagnetic induction; title: The left-hand rule for generators; title: Basic motor operation; title: Basic DC motor: speed control; title: Calculating synchronous speed; title: Calculating running speed; title: AC motor operation at over- and under-voltages; title: DC motor operation at over-and under-voltages; title: Minimum depth of clear working space in front of electrical equipment; title: Minimum clearance of live parts; title: Horsepower ratings for NEMA starters; title: Maximum horsepower; title: Running overload units; title: Motor branch-circuit protective devices maximum rating or setting; title: Full-load current for direct-current motors in amperes; title: Full-load current for single-phase alternating current motors in amperes; title: Three-phase alternating current motors full-load current; title: Full-load current and other data for three-phase AC motors; title: Motor branch-circuit and feeder example; title: Maximum motor locked-rotor current; title: Maximum motor locked-rotor current in amperes, two & three phase, design b, c, and d; title: Ohm's law; title: Electrical formulas for calculating amperes, horsepower, kilowatts, and KVA; title: To find amperes; title: To find horsepower; title: To find watts; title: To find kilowatts; title: To find kilovolt-amperes; title: To find inductance; title: To find impedance; title: To find reactance; title: Synchronous speed; title: Slip; title: Locked-rotor current three phase; title: Locked-rotor current single phase; title: Motor frames; title: Frame dimensions, in inches; title: Frame letter designations; title: Insulation classes; title: Common electrical distribution systems; title: Voltage drop calculations, inductance negligible; title: Voltage drop calculation examples; title: Maximum permissible capacitor KVAR; title: Power-factor correction; title: Power-factor and efficiency example; title: Locked-rotor code letters; title: Three-phase AC motor windings and connections; title: NEMA enclosure types nonhazardous locations; title: NEMA enclosure types hazardous locations; title: U.S. weights and measures; title: Metic system; title: Metric designator and trade sizes; title: Decimal equivalents; title: Single-phase motors; title: Direct-current motors; title: Motor selection checklist; title: Motor selection criteria; title: Typical load service factors; title: Overcurrent protection for two or more motors; title: Overcurrent protection for motors and other loads; title: Determining overload size; title: Determing controller size; title: Motors 2 horsepower or less and 300 volts or less; title: Determining conductor sizes for single phase motors; title: Determining concuctor sizes for adjustable speed drives; title: Motor and motor-circuit conductor protection; title: General motor rules; title: Motor branch circuit and feeder example; title: Approximate torque figures, compound DC motors; title: Heater corrections for ambient temperatures; title: Approximate torque figures, AC motors; title: Approximate torque figures, wound rotor motors; title: Sizing load conductors from generators; title: Electrical safety definitions; title: Electrical safety checklist; title: Electrical safety lockout-tagout procedures; title: Electrical safety shock protection boundaries; title: Electrical safety how to read a warning label; title: Motor maintenance, annual; title: Motor maintenance, semi-annual; title: Pulley calculations; title: Determining belt length; title: Horsepower capacities; title: Gear sizing; title: Determining shaft diameter; title: Gear reducers; title: Motor torque; title: Calculating cost of operating an electrical appliance; title: Electrical symbols; title: Wiring diagrams; title: Complete stop-start system with control transformer; title: Hand off automatic control; title: Jogging with control relay; title: Wiring diagrams; title: Plugging circuit; title: Terminal designations; title: Counter-EMF starting; title: Two-speed starting; title: Reduced-voltage starting.