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Electricity and Controls for
HVAC-R 4E
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$132.95
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Now in its fourth edition,
Electricity and Controls for HVAC/R equips readers with the information needed
to work effectively with all types of motors and control devices found in the
heating and air conditioning industry.
Prior knowledge of electricity
is not required as this book begins with discussion of essential basic
electricity and electrical circuits concepts.
Numerous schematic diagrams,
plus step-by-step troubleshooting procedures, are included to acquaint readers
with all of the different types of circuits commonly encountered in the HVAC-R
field.
With an emphasis on electrical
safety, plus an all-new troubleshooting unit, this edition of Electricity and
Controls for HVAC/R also features expanded information on thermostats, short
cycle timers, heat pressure controls for refrigeration, variable frequency
drives, and more!
Product Benefits:
- Numerous schematic
diagrams are featured throughout
- Examines motors and
control in detail.
- Circuits commonly
encountered in the field are explained in a practical, non-mathematical manner
- Comprehensive coverage of
electric motors includes three-phase motors, squirrel cage induction motors,
wound rotor motors, synchronous motors, and more.
- Discussion of transformers
incorporates isolation transformers, autotransformers, and current
transformers.
- An all-new troubleshooting
unit gives explanations of how a control system operates and how to interpret
manufacturers' control schematics.
- New and expanded
information on control components found in the HVAC/R field - such as
thermostats, short cycle timers, heat pressure controls for refrigeration, and
variable frequency drives (VFDs) - has been added.
- Requirements for unit
installation have been updated to comply with current NEC standards.
- Straightforward discussion
of household and commercial icemaker controls, as well as solid-state devices
common to the HVAC/R field, rounds out the comprehensive coverage.
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