AquaFREE system - Airconwarehouse.com

Capacities and
information for
selecting the right unit
4.1. Choosing your AquaFREE system
The following steps are an example of how to choose the system units and indicates the
way to decide on the model best suited to your own specific needs:
We recommend that you choose the AquaFREE system according to the heating load.
4.1.1. How to use the data in this chapter
Define the installation requirements: load, operating temperature and special installation
needs. Then select the most suitable units. Decide on where to put the outdoor unit to
allow easy maintenance and service.
Use the following information to calculate the most suitable units:
Relevant sections of Chapter 4:
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Unit capacities: Section 4.2
Correction factors for piping lenght: Section 4.6
Data related to noise: Section 4.7
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In addition, use the following information from the technical catalogue:
General data: Chapter 2
Length of water piping: Section 7.4.2
Electrical “water rule” wiring: Section 9.3.2
4.1.2. Example of choosing units by heating load
We suggest the following method to determine the characteristics of the system units:
System requirements
Step 1:
Heating load:
Wet-bulb temperature of the incoming air: -5 ºC
Temperature of the water outlet: 35 ºC
Temperature of the water inlet: 30 ºC
Thermal load:
8.00 kW
NOTE:
The calculation
methods for thermal
loads in the building
should comply with the
regulations applicable
in each country.
Type of installation:
Installation restrictions:
Power source:
AquaFREE module lower than the outdoor
unit:
Total equivalent distance between the
AquaFREE module and the outdoor unit:
Radiant Floorr
230 V, 1~, 50 Hz
15 m
20 m
Type of AquaFREE module:
AquaFREE RWM modules needed
pag. 44
TCGB0042 rev.0 - 01/2007