Code of Practice for isolation of a Display Cabinet evaporator from a CO2 system

The use of R744 (Carbon Dioxide) as the working refrigerant for Commercial Display Cabinets is fast replacing HFC installations. The British Refrigeration Association Cabinet & Coldstore Section has considered the implications of this application with respect to how the refrigeration system connected to these display cabinets should be isolated. It is ideal for maintenance for shut-off valves to be provided, but the Health & Safety implications and adherence to standards must be understo

The use of R744 (Carbon Dioxide) as the working refrigerant for Commercial Display Cabinets is fast replacing HFC installations. The British Refrigeration Association Cabinet & Coldstore Section has considered the implications of this application with respect to how the refrigeration system connected to these display cabinets should be isolated. It is ideal for maintenance for shut-off valves to be provided, but the Health & Safety implications and adherence to standards must be understood.

The BRA C&C section has produced a Factfinder after consultation with key users (many of whom are already working in this way), and the intention is to enable effective maintenance in a safe manner, and with consistency from manufacturers and end-user specification.


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