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Hisense conducts RAK seminar

DUBAI, UAE, 9 June 2022: Hisense HVAC on June 9 hosted a mini seminar in Ras Al Khaimah for consultants, developer and authorities. Making the announcement through a Press release, Hisense said the objective of the seminar was to communicate its Barjeel-compliant VRF, ducted and non-ducted range of AC products to the Ras Al Khaimah market.

According to Hisense, the event was well received with full attendance from important stakeholders, like RAK Municipality, Barjeel committee, RAKWA, Marjan Island, Al Hamra Real Estate and EMCO.

Hisense said it displayed the flagship model of its VRF units, light-commercial units and controllers and gave visitors to the event a touch-and-feel experience. Hisense highlighted its unique humidity setting feature, two-stage sub cooling, Air-pure filtration, DC inverter compressor technology at the event. It said the visitors were happy with the low noise level and sturdiness of the indoor units.

Dr Pablo Izquierdo, Manager, Energy Services Section, Reem, Ras Al Khaimah Municipality, set the tone for the event by making a presentation, titled “RAK Energy Efficiency & Renewable Strategy 2040”, during which he emphasised on various initiatives the Municipality is undertaking to drive sustainability in day-to-day life in the emirate.

Dharmesh Sawant, Hisense VRF Sales Director, then presented on the status of Barjeel-compliance of Hisense range of AC products and the technological innovations that enable the company to achieve stringent EER/CSPF requirements. Subsequently, Mohammed Rizwan, Sales Manager, Light commercial AC, presented on the unique features offered by ducted and ductless range of LCAC products.

The presentations covered some of the value-added features in Hisense VRF as well as light-commercial air conditioners, such as humidity setting/control logic, two-stage sub-cooling, cloud control of AC units from mobile App, VIP mode, auto refrigerant temperature control and refrigerant-cooled PCB.

M.A.H.Y. Khoory, local distributor of Hisense, attended the event. Khoory has committed to further spread the message of Barjeel-compliant Hisense AC units, Hisense said.  Dick Shi, General Manager of Hisense HVAC MEA, and Tugrul Kumal, Head of Sales AC category MEA Brand & OEM, emphasised on the focus on the Ras Al Khaimah market, with more value-added solutions.

GEA introduces BOCK HGX24 CO2 T

DUESSELDORF, Germany, 08 February 2021: With the new HGX24 CO2 T range, GEA BOCK is expanding its semi-hermetic CO2 compressor range with a specialised focus on transcritical applications in the lower capacity range, the company said through a Press release.

Cooling capacities from 5 to 26 kW and heating capacities from 10 to 48 kW offer flexible stationary and mobile use in applications for supermarkets, commercial and small industrial refrigeration systems as well as for air conditioning and heat pumps in buses and trains, the company said. With their CO2-specific pressure design of up to 150 bar (HP) and 100 bar (LP) and a frequency range of up to 70 Hz, the gas-cooled compressors achieve the highest EER/COP values within their application spectrum – with up to five per cent higher efficiency in standard medium cooling compared to commercially available compressors in this segment. “The new transcritical compressors have proven themselves in extensive internal testing and in numerous field tests with our customers and will be available from February 2021 – equipped as standard with all the necessary features for use with the natural refrigerant R744,” said Manuel Fröschle, Product Manager Natural Refrigerants, GEA BOCK.

The new BOCK HGX24 CO2 T transcritical CO2 compressor (Photo: GEA)

According to GEA, the advantages of the new range for planners, investors and operators include significantly reduced energy and operating costs combined with a long service lifetime with low maintenance requirements, a wide range of applications – from medium- and  low-temperature applications to high-temperature heat pumps – with reliable and flexible part load, as well as excellent low-noise and low-vibration running comfort with a minimal oil  carry over rate. The basis for this, GEA claimed, is a CO2-optimised driving gear design combined with BOCK compressor technology. This includes, for example, the oil pump for a reliable lubrication system even under demanding conditions, including large permissible inclination angles of the compressors.

“Together with the compact dimensions, the low weight of only 116 kg, maximum, as well as standard market connection dimensions, the HGX24 CO2 T set new standards for transcritical economic solutions for smaller performance requirements in stationary and mobile applications,” Fröschle said. “In this regard, they support the fulfillment of important energy and environmental protection requirements, such as the European F-Gas Regulation or the global Kigali Agreement, and meet strict requirements of European standards and ASERCOM guidelines.”

According to GEA, the new range is now also integrated as an additional module in the free online planning and design software BOCK VAP (compressor selection program) and BOCK CO2 Tool (system and compressor selection program).

For special subcritical requirements in low-temperature applications with high operating and standstill pressures, GEA said, the semi-hermetic BOCK CO2 compressor program will offer the specifically designed low temperature cooling variant HGX24 CO2 LT (Low Temperature) with two motor versions from June 2021.

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