Currently heat pump manufacturers are mainly focusing on cost reductions and sustainable refrigerants. In the project “LC150” (Low Charge 150 g), the Fraun-hofer Institute for Solar Energy Systems ISE ...

Article 440 applies to electrically driven air-conditioning (A/C) and refrigeration equipment. Each equipment manufacturer has the compressor motor built to its own specifications. The motors are ...

Scientists at Germany’s Fraunhofer Institute ISE and a consortium of heat pump manufacturers have achieved a new efficiency record in their development of a low-refrigerant propane refrigeration ...

The EFC2400 leverages nearly a decade of our experience in customer‑specific natural refrigerant systems and packages ...

While it might be fair to say that there is no such thing as a typical supermarket refrigeration system, there are commonalities between all systems that employ multiplex compressor racks. It is ...

Refrigerant circuit restrictions can be common things like a plugged filter drier or a restricted metering device. They can also be more difficult to diagnose and exotic issues like a kinked liquid ...

Heat pumps can now achieve sufficiently high flow temperatures to operate most heating systems, even in older buildings. They are not yet highly efficient, but new refrigerants are expected to provide ...

A recently filed patent (Publication Number: US20230296299A1) describes a refrigeration cycle apparatus that includes a unique filter member designed to capture acid contained in the refrigerant. The ...

In an upgrade of its Ultra and Extra series trailer units, Carrier Transicold boosts the refrigeration performance available to truckload carriers and wholesale grocery distributors. The two single ...

Niles, Ill.-based Thermal Care Inc. introduced a new industrial product to its Accuchiller line this year and had the entire brand of standard water‐cooled portable, packaged and central chillers ...

Article 440 applies to electrically driven air-conditioning and refrigeration equipment. The rules in this Article add to, or amend, the rules in Art. 430 and other Articles in the NEC [440.3(A)]. A ...