MECHANICAL 8000 DEFROST Series TIMER Features and Benefits Designed for commercial freezers and refrigera- ® tors, Paragon Commercial Defrost Controls have been reliably providing automatic defrost capability for decades. They accommodate various types of defrost systems including electric defrost heaters, hot gas and compressor off cycle. • Time initiated; temperature, pressure, or time terminated models available • High-amp switch contacts, 40 amps, 2 HP • Positive slider bar switch design assures positive electrical contact and wipes the contact surface of contaminates • Temperature or Pressure Terminated models are designed for defrost termination using an external temperature or pressure device • Safety back-up – mechanical time-driven defrost termination As Easy As 1 – 2 – 3 • Heavy-duty synchronous design drive motor • Choice of three contact arrangements 1. Set Time Rotate knob counter-clockwise to • Adjustable frequency of defrost initiation from desired time. 1 to 6 cycles per day with a minimum of 4 hours between successive operations 2. Set Defrost Insert pin(s) to desired defrost time(s) • Adjustable back-up defrost termination from 4 on outer dial. to 110 minutes in 2 minute increments 3. Set Defrost Duration • Heavy-duty steel enclosure with knockouts Move copper pointer to desired duration (on the bottom, back and sides) and hasp and of defrost time on inner dial. staple padlock Install our Commercial Defrost Controls today ® to understand why Paragon is Simply the Right Choice™ in Defrost Timers. An ISO 9001 – 2008 Certified Company Year Limited Warranty 1 MECHANICAL 8000 DEFROST Series TIMER Pins Indicate Ordering Information Defrost Start Time Time Initiated, Model Number Time Initiated, Temperature Time or Pressure Terminated 120V AC 208/240V AC Time of Day Terminated 8041-00 8041-20 • Defrost Duration 8045-00 8045-20 • 8047-00 8047-20 • 8141-00 8141-20 • 8143-00 8143-20 • Solid Copper Contacts Line Voltage – 8145-00 8145-20 • 120/208-240V AC 40 Amp, 2 HP 8040 Series Specifications Uni-Line Volts 60 Switch arrangement Switch arrangement Switch arrangement Adj. length Description Part No. Hz contacts 2-4 contacts 1-3 contacts 3-N of defrost For Electric Heat Defrosting (Auxiliary Contact Models), 8041-00 120 Closed Open Closed 4-110 Min. Bracket available For Electric Heat Defrosting (Auxiliary Contact Models), 8041-20 208-240 Closed Open Closed 4-110 Min. 50 Hz available For Electric Heat, Hot Gas, or Compressor Shutdown 8045-00 120 Closed Open None 4-110 Min. Defrosting, Bracket available For Electric Heat, Hot Gas, or Compressor Shutdown 8045-20 208-240 Closed Open None 4-110 Min. Defrosting, Bracket and 50 Hz available 8047-00 120 For Electric Heat Defrosting (Auxiliary Contact Models) Open Open Closed 4-110 Min. For Electric Heat Defrosting (Auxiliary Contact Models), 8047-20 208-240 Open Open Closed 4-110 Min. 50 Hz available 8140 Series Specifications Uni-Line Volts 60 Normal Position of Contacts During Normal Position of Contacts During Normal Position of Contacts During Comments Part No. Hz Refrigeration Cycle/Contact 3-N Refrigeration Cycle/Contact 1-3 Refrigeration Cycle/Contact 2-4 8141-00 120 Closed Open Closed Bracket available and 50 Hz 8141-20 208-240 Closed Open Closed Bracket available and 50 Hz 8143-00 120 Open Closed Open Bracket available 8143-20 208-240 Open Closed Open Bracket available 8145-00 120 None Open Closed Bracket available and 50 Hz 8145-20 208-240 None Open Closed Bracket available and 50 Hz MECHANICAL 8000 DEFROST Series TIMER Applications and Wiring Diagrams MECHANICAL 8000 DEFROST Series TIMER Applications and Wiring Diagrams 191 E. North Avenue ® Carol Stream Illinois 60188 USA For Technical Service Invensys™, Uni-Line and Simply the Right Choice™ www.Uni-Line.com Customer Service Telephone 1.800.304.6563 Telephone 1.800.445.8299 are trademarks of Invensys plc., its subsidiaries and/or www.InvensysControls.com Customer Service Facsimile 1.800.426.0804 Facsimile 1.630.260.7294 affiliated companies. All other brands mentioned may ©2010 Invensys Controls HVACCustomerService@Invensys.com TechnicalService@Invensys.com be the trademarks of their respective owners. 2/10 – 150-2230