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Electrical installation calculations. Volume 3 / A. J. Watkins, Russell K. Parton

By: Contributor(s): Material type: TextTextLanguage: Eng London : Edward Arnold, 1993Edition: Second editionDescription: vi, 164 pages illustartionsContent type:
  • text
Media type:
  • unmediated
Carrier type:
  • volume
ISBN:
  • 9780340572603
Subject(s):
Contents:
Direct current circuit calculations - Kirchhoff's laws, feeders and ring circuits; alternating current circuit calculations series circuit; alternating current circuit calculations - parallel circuit; alternating current circuit calculations - three-phase star connection; alternating current circuit calculations - three-phase delta connection; three-phase power and power factor improvement - tariff calculation; three-phase circuits - voltage drop and cable size; electromagnetic circuit calculations; direct current excited resistive inductive circuit - time constant, energy stored, discharge resistor; direct current generator calculations - torque and speed; utilization of electric power I - work, power, efficiency of motors; transformer calculations - e.m.f. equation, phasor diagrams, open and short circuit tests, efficiency, regulation, short circuit conditions; electrostatics - parallel-plate capacitor, series and parallel arrangements, energy stored, dc excited resistive capacitive circuit; utilization of electric power II - illumination, point-by-point calculations involving inverse square law and cosine law; utilization of electric power III - illumination - interior lighting design using utilization and maintenance factors; utilization of electric power IV - heating installations.
Summary: Contains examples, covering all topics needed to satisfy the C Course for the City and Guilds 236 Certificates in Electrical Installation Competences and similar courses leading to the award of a National NVQ, and takes account of the 16th edition of the IEE Wiring Regulations.
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Direct current circuit calculations - Kirchhoff's laws, feeders and ring circuits; alternating current circuit calculations series circuit; alternating current circuit calculations - parallel circuit; alternating current circuit calculations - three-phase star connection; alternating current circuit calculations - three-phase delta connection; three-phase power and power factor improvement - tariff calculation; three-phase circuits - voltage drop and cable size; electromagnetic circuit calculations; direct current excited resistive inductive circuit - time constant, energy stored, discharge resistor; direct current generator calculations - torque and speed; utilization of electric power I - work, power, efficiency of motors; transformer calculations - e.m.f. equation, phasor diagrams, open and short circuit tests, efficiency, regulation, short circuit conditions; electrostatics - parallel-plate capacitor, series and parallel arrangements, energy stored, dc excited resistive capacitive circuit; utilization of electric power II - illumination, point-by-point calculations involving inverse square law and cosine law; utilization of electric power III - illumination - interior lighting design using utilization and maintenance factors; utilization of electric power IV - heating installations.

Contains examples, covering all topics needed to satisfy the C Course for the City and Guilds 236 Certificates in Electrical Installation Competences and similar courses leading to the award of a National NVQ, and takes account of the 16th edition of the IEE Wiring Regulations.

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