RACA Journal March 2020 | Page 53

Projects 3-10ppm whilst controlling pathogens and contamination. This was solved by use of a custom control system and UVC lights. Additionally, when pre-cooling, the airflow needs to be lowered and the ethylene kept as low as possible, to manage the balance, we ventilated the room and added Ozone with Ozone lights to the room,” Mac Donald explains. Both the client and Energy Partners are satisfied with the outcome of the installation of the first outsourced refrigeration utility in the agricultural sector. RACA 1 LIST OF PROFESSIONALS Owner Rederberg Estates Developer Energy Partners Utilities Designer Energy Partners Refrigeration Project manager Energy Partners Refrigeration Electrical engineer Energy Partners Refrigeration Mechanical engineer Energy Partners Refrigeration Wet services engineer PVHM Civils Civil engineer PVHM Civils HVAC&R contractor Energy Partners Refrigeration Electrical contractor Energy Partners Refrigeration Wet services contractor JJ & Co. 2 Product Suppliers Compressors Bitzer Racks EP Refsols Condensers Evapco Evaporators HC Heat Exchangers Controls HCS Canvass SA Canvass Filtration Care Cube Ozone and UVC Ozone UV 1. 2. 3. 3 Evaporator processing. Loading Bay. Inside the Cooling room. www.hvacronline.co.za RACA Journal I March 2020 51