Patent ID: 9482443
Filing Date: 2016-11-01
CPC Classification: F24F,F25B

Claim Text:
1. A refrigeration system comprising: a main refrigeration circuit including a main compressor, a main condenser, a main expansion device, and a main evaporator and circulating a low temperature or medium temperature HFC blend refrigerant; a secondary refrigeration circuit including a secondary compressor, a secondary condenser, a secondary expansion device, and a secondary evaporator and circulating an air conditioning refrigerant of a R-32 blend, said main refrigeration circuit being coupled to a liquid line of said secondary refrigeration circuit; a condenser unit having a housing enclosing said main condenser and said secondary condenser in parallel spaced relation, said main compressor and said secondary compressor, said secondary expansion device and said secondary evaporator; a ventilation inlet and a ventilation outlet in said housing of said condenser unit; fan means in said housing for circulating air between said inlet and said outlet and across said main condenser in parallel flow paths; and conduit means interconnecting said secondary condenser, said secondary compressor, said secondary expansion device and said secondary evaporator.