Encyclopedia
Refrigeration machine
34. A refrigeration machine, from the perspective of thermodynamics, is a machine that transfers heat from a low-temperature level to a higher temperature level for cooling purposes and contains the minimum necessary number of components (four) to carry out the refrigeration cycle.
Source: Order of the Ministry of Labor of Russia dated December 22, 2000 No. 92 "On Approval of Inter-industry Rules for Occupational Safety during Operation of Freon Refrigeration Units" (together with "GOST R M-015-2000")