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Kühlaggregat n
gen.	cooling unit
agric.	package unit; refrigerating plant; refrigerating set
construct.	water-cooling unit; refrigerant compressor unit
fin., polit.	cooling apparatus
industr.	cooling equipment; refrigerating unit
med.appl.	coolant pump
met.	chiller
phys.	refrigerating engine
tech.	cooler; cooling aggregate; heat-exchanger
радиоакт.	cooling unit (of an X-ray tube)

Kühlaggregat: 3 phrases in 2 subjects

Mechanic engineering	1
Transport	2