Patent ID: 11859885
Assignee: REFRIGERATED SOLUTIONS GROUP LLC
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 12:
13. A walk-in refrigeration unit comprising:
one or more refrigeration systems each of the one or more refrigeration systems operatively coupled to a walk-in refrigeration unit, each of the one or more refrigeration systems configured to receive a refrigerant, wherein each refrigeration system comprises:
a single power source;
a plurality of compressors coupled to the single power source, wherein each of the plurality of compressors comprises a compressor input and a compressor output and wherein each compressor output is communicably coupled to a single condenser;
a plurality of expansion devices communicably coupled to the single condenser; and
a single evaporator communicably coupled to the plurality of expansion devices, wherein the refrigerant is propane with a maximum charge of 5.3 ounces.