ALL IN
Events and Exhibitions
ONE
19DV centrifugal chiller with PUREtec TM refrigerant and Greenspeed TM intelligence
CUSTOMER BENEFITS
� RELIABLE
• Refrigerant lubricated ceramic bearings
• B-2-B 2-stage compressor naturally balances thrust
• Hermetic motor cooled by refrigerants
• 30s Compressor swift restart w / UPS for data centre
� EFFICIENT
• No oil recovery system
• HSDD – 75 % mechanical loss
• FF evaporator : + 15 % heat transfer efficiency
• VFD for better part load efficiency
14
RACA Journal I April 2022
AHI Carrier South Africa ( Pty ) Ltd Pick ‘ n Pay Office Block , 2 Allum Road , Kensington , 2047 PO Box 751388 , Gardenview , 2047 , Republic of South Africa JHB : 0118786320 | CTN : 0215520336 | KZN : 0315632305 Email : seanq @ ahi-carrier . co . za
� SUSTAINABLE
• Low GWP (~ 1 ) refrigerant R-1233zd ( E )
• Non-ODS , Non-Flammability , Non-toxicity
• Energy saving reduces
CO 2 emission
� SMART
• Colour touch screen , graphic display and powerful functions
• Seamless connection with BAS System
• Lifecycle data management system
� FLEXIBLE
• Compact footprint with optimised layout
• Bolted together module design for retrofit
• Patented re-locatable control panel
� QUIET
• Optimised aero design
• Lower impeller speed by two-stage
• Hermetic motor w / o gear driven
• Greenspeed™ control to improve PL noise
www . hvacronline . co . za