The wiring diagram for the system is shown in Figure 13-2. This system uses a single- ... The defrost cycle is time initiated and temperature terminated. ... The timer initiates the defrost cycle, usually one to three defrost cycles per day. The timeranbsp;...
|Title||:||Commercial, Industrial, and Institutional Refrigeration|
|Author||:||William B. Cooper|
|Publisher||:||Prentice Hall - 1987|