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Smart Defrost Kit (SDK) Summary

 

 
The condensing unit control panel contains the relays, contactors, 
time delay and a terminal block which is appropriately marked to 
match the low voltage wiring connections. A sensor for outdoor air 
temperature measurement is installed on the condensing unit. 

 

System Requirements

  •   Refrigeration Systems with electric defrost heaters 

  •  Defrost Control Voltage must be 230VAC, 50Hz or 60Hz
 
  •  System must have electro-mechanical time clock that 
    contains a contact closure reset input for defrost 
  termination 

System Requirements

Technical Information

 

• 

 Dimensions

 

• 

Operational Temperature Range: -40F to +130F

 

• 

Humidity: 0-95% relative humidity non-condensing  

 

 

over operational range

 

• 

Operational Voltage Range: 187-260 VAC

 

• 

Frequency: 50/60Hz

 

• 

UL Recognized

©2019 Heatcraft Worldwide Refrigeration

 
 

IMPORTANT NOTE:

 On multiple evaporators, since a  

 

transformer is in each evaporator, the voltage tap must

 

be set on each evaporator.

 

Summary of Contents for H-IM-SDK

Page 1: ...4001 Smart Defrost Kit Installation and Operation Manual Replaces H IM 79G 08 17 Table of Contents Warranty Safety Information 2 Summary 3 System Requirements 3 Technical Information 3 Installation 4...

Page 2: ...rior written authorization Every claim on account of breach of warranty shall be made to SELLER in writing within the warranty period specified above otherwise such claim shall be deemed waived Seller...

Page 3: ...efrost heaters Defrost Control Voltage must be 230VAC 50Hz or 60Hz System must have electro mechanical time clock that contains a contact closure reset input for defrost termination System Requirement...

Page 4: ...ower to the unit without the temperature or pressure sensors connected a Examine the STATUS LED indicator if the STATUS LED color matches the system mode correctly the wiring is correct i Blinking Red...

Page 5: ...a loss of power after Normal Mode has been achieved the module returns to Learning Mode until it detects the defrost cycle timing sequence and is able to resynchronize System Troubleshooting The SENSO...

Page 6: ...s Smart Defrost Replacement Kit 59819901 Smart Defrost Controller 28999301 SDK Mount 33699701 Pressure Transducer 28911202 Pressure Transducer Harness 22515102 Temperature Sensor 28900311 Service Part...

Page 7: ...7 Notes...

Page 8: ...Commercial Refrigeration Parts The name behind the brands you trust Heatcraft Refrigeration Products LLC 2175 West Park Place Blvd Stone Mountain GA 30087 www heatcraftrpd com Customer Service and Tec...

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