The purpose of this text is to provide the environmental control professional with a clear understanding of the operation of electrical and electronic components and systems that are utilized in control functions.Both magnetic and bi-metal heat overload circuit breakers are manufactured for 110 volt, 220 volt, and 440 volt ... The safe current capacity of an electrical unit and /or the wire size determines the maximum current rating of a circuit breaker.
|Title||:||Electrical Control Systems for Heating and Air Conditioning|
|Author||:||Clyde N. Herrick, Kieron Connolly|
|Publisher||:||The Fairmont Press, Inc. - 1998|