Air cooled water chillers for outdoor installation also in the heat pump version, supporting structure made of alluminium, casing made of painted galvanized steel sheet, low sound pressure axial fans, six pole electric motor with thermal protection, reciprocating hermetic compressor with carter heating, condensing coils made of copper tubes, refrigerant circuits supplied complete with control and protection components, evaporator made of copper tubes with indipendent cooling circuits and with an anticondensation layer of closed cell neoprene, electrical power and control panel fitted inside the supporting structure, microprocessor electronic control system with digital display.

The Tecnoclima's 16 models with capacities from 34,314 up to 116,960 Frig/h cooling capacity and from 33,368 up to 114,724 kcal/h heating capacity have been designed for chilled and hot water production.

The Tecnoclima's 24 models with capacities from 5,504 up to 39,302 Frig/h cooling capacity and from 5,934 up to 39,904 kcal/h heating capacity have been designed for chilled and hot water production in the little and medium size installation: the RNU SERIE are singularly factory tested and ready to operate as soon as they are installed, wired and connected to the water pipings.