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Feature
AIR-DALE ENGINEERING – COOL BREEZE SOUTH AFRICA Cool Breeze South Africa is proud to announce the arrival of the all new and improved L240 2-speed cooler with exhaust mode and new control system . The all new L240 coolers now have exhaust function to enable extraction as an added user option .
The electronics have been redesigned to feature a new controller face and LED display . Main PC board electronics have also been redesigned to allow for more stable operation
in areas with mains power fluctuations . Auto restart is now possible with this cooler where the controller can be set to auto restart to previous user settings during mains power failures .
In addition , new control systems ( PC boards and controllers ) can be retrofitted to any older L240 2-speed nonreversible coolers to provide an updated controller interface as well as improved electronics and cooler control .
The pricing of this cooler remains low and affordable as a solid Cool Breeze alternative to other cheaper coolers on the market .
BITZER SOUTH AFRICA Bitzer is introducing its Digital Network : a digital 360 ° view of all Bitzer compressors . All partners of the refrigeration and air conditioning specialist now have access to the Bitzer Digital Network ( BDN ) which was launched in March 2021 . With its BDN , Bitzer offers users simple access to valuable digital services relating to BITZER compressors for refrigeration and air conditioning technology .
Bitzer contributes to the development of the Internet of things in the refrigeration and air conditioning industry : the BDN offers its users key product and applicationspecific information on all Bitzer products . This includes , for example , online monitoring , compressor operating reports and thus immediate help with troubleshooting . The basis for this is the cloud provided by Bitzer as well as the know-how and IQ products of the specialist for refrigeration and air conditioning technology .
Together with targeted data analysis , this combination creates a solution that is new to the market and makes it easier for partners to set up and expand their own digital service infrastructure . They thus benefit from simple connection to their refrigeration systems , enabling remote access and troubleshooting in real time .
AUTOMATED CONTROL SOLUTIONS We at Automated Control Solutions ( ACS ), are proud to introduce the AB-QM 4.0 Flexo – a compact , 8-in-1 , PICV solution for fast installation , flushing and servicing of fan coil units in hydronic HVAC systems as used in public and commercial buildings .
The AB-QM 4.0 Flexo is a pre-assembled set to simplify the installation , commissioning , and servicing of fan coil units . The set consists of an AB-QM 4.0 Pressure Independent Control Valve ( PICV ) for accurate , dynamic balancing and control performance . In addition , the pressure tested connection set contains three 2-way ball-valves , a strainer with integrated drain valve and three test plugs for pressure- or flow measurements .
With these , the set provides an 8-in-1 solution for hydronic balancing , control , measuring , installation , flushing , filling , draining , and servicing of the fan coil units they are installed on .
www . hvacronline . co . za RACA Journal I June 2021 27