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Motor Electrical Trade Theory N3
N. Taylor · e-book
R225.75 incl. VAT
Printed copy: R334.95 incl. VAT.
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About this book
The NATED N3 textbook for Motor Electrical Trade Theory. By N. Taylor, published by Hybrid Learning Solutions.
- Level: N3
- ISBN (e-book): 978-1-928367-49-9
- ISBN (print): 978-1-928203-11-7
- Pages: 183
What the book covers
The topics in this book include:
- Module 1: Alternating voltage and current; Average and rms values of sinusoidal currents and voltages; Generation of an alternating emf; Instantaneous value of generated emf; Phasor representation of an alternating quantity.
- Module 2: The armature winding; Lap and wave winding; Comparison between lap and wave winding; Calculation of emf generator in an armature winding.
- Module 3: General arrangement of a dc machine; Armature and field connections; Methods of connections to reverse the direction of rotation; Losses in dc motors; Efficiency of dc motors; The turning effect (torque).
- Module 4: The Purpose of an Alternator; The Construction of an Alternator; The different components of an alternator; Controlling the generated emf; Maintenance; Alternating Current; Testing; Precautions on Alternators.
- Module 5: The Transistor Ignition Circuit; Capacitor Discharge Ignition; The Ignition Coil; The Controlled Magnetic Pulse Ignition System; Magnetic Pulse Distributor; The Schematic Circuit; The Ignition System; Procedure for Testing Transistor Ignition.
- Module 6: Instruments; The moving-coil instrument as an ammeter; To use the instrument as a voltmeter; A Brief Explanation of a Wave and Wave forms; Dc Blocking; Pulse Response in a rc Circuit; A pulse input to a rc circuit; The Cathode Ray Tube.
- Module 7: General Principles; Transformer on open circuit; The emf equation of a transformer; Transformer on load; Transformer losses; Efficiency.
- Module 8: Semi-conductor diodes; Electrical characteristics of a pn junction; Zener diode; Zener diode shunt stabiliser; Junction rectifier; Changing ac to dc; Operating principles of a P-N-P transistor; The P-N-P junction transistor.
- Module 9: Transistor as used in Charging System; Relay; Overdrive Control; Fault Diagnosis.
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