Artel Group - Clima & Depura

Air cooled

Air cooled

The air cooled air conditioners range includes many different products: INVERTER, ON-OFF, Multisplit and 60Hz models.

Functioning and installation
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The models available are: wall mounted, portable, floor/ceiling, cassette, ducted, column and window.

 

FUNCTIONING

How does an air cooled air conditioner work?

The air conditioner works following the refrigerating cycle combined with the compression cycle.
This is the process both to cool and heat:

The air is cooled by the gas present in the copper pipes.This gas is compressed and transformed from the liquid to gasiform state, reducing the heat during this transformation. The evaporating liquid, in this way, produces the refrigerating effect. The gas cools the air that shall be introduced in the ambient at a lower temperature.

On the contrary, when the gas returns from the gasiform to the liquid state, the heat shall be produced. This heat shall be transferred from the gas to the air that shall be introduced in the ambient at a higher temperature (heat pump).

Scheme of a refrigerating circuit working in heat pumpScheme of a refrigerating circuit working in heat pump

INSTALLATION

To choose the suitable air conditioner is necessary to know the following:

  • he seasonal values of the external local temperature and the humidity;
  • the cubic meters of the ambient to be air-conditioned;
  • the technical details useful to carry out a good dimensioning of the model.

The internal and external unit communicate by means of:

  • electrical connection;
  • copper pipes connections for the refrigerant.

To allow an excellent performance of the model is necessary to observe some particulars:

  • do not expose the external unit to the direct sunlight or to other heat sources to help the reduction of the heat and therefore to reduce the consumption;
  • position the external unit as close as possible to the internal unit to reduce the refrigerant gas losses.
Example of installation of a multisplit with connection to one external unit.Example of installation of a multisplit with connection to one external unit.
Brackets for the hanging installation of the outdoor unit. Copper pipes for the connection between the indoor and the outdoor unit.Brackets for the hanging installation of the outdoor unit. Copper pipes for the connection between the indoor and the outdoor unit.
Minimum distances to be respected for the positioning of the outdoor unit (mm)Minimum distances to be respected for the positioning of the outdoor unit (mm)
 

ADVIDSED POWERS FOR THE INSTALLATION OF FIXED AIR CONDITIONERS

Surface of the room Hot ambient
Rooms with strong exposure to the sun as attics or penthouses
Normal ambient
Rooms placed in an intermediate floor at a medium exposure to the sun
Cool ambient
Rooms placed at a low floor and with a poor exposure to the sun
Window surface
0 – 4 sm
Air conditioner power
15 – 25 mq 7.000 BTU/h 7.000 BTU/h 7.000 BTU/h
26 – 35 mq 9.000 BTU/h 9.000 BTU/h 7.000 BTU/h
36 – 50 mq 12.000 BTU/h 12.000 BTU/h 9.000 BTU/h
Window surface
8 – 12 sm
Air conditioner power
15 – 25 mq 9.000 BTU/h 9.000 BTU/h 9.000 BTU/h
26 – 35 mq 12.000 BTU/h 9.000 BTU/h 9.000 BTU/h
36 – 50 mq 18.000 BTU/h 12.000 BTU/h 12.000 BTU/h
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Portable Type

Ceiling-Floor Type

Cassette Type

Duct Type

Floor standing Type

Window Type