• Table 3
Minimum ventilation area
for natural ventilation: internal unit
Acronym
Anv
min
m
c
M
g
29
A
min
Minimum ventilation area in function of the area of the room for various lengths of pipes and then different
loads of the unit:
Anv
m
2
min
0,045
0,040
0,035
0,030
0,025
0,020
0,015
0,010
0,005
0,000
1
1,5
The formulas and tables are compliant with IEC 60335-2-40: 2018 GG2. LFL= 0,307, m= 52 g/mol for R32.
1 - DESCRIPTION OF THE APPLIANCE
1.1 - EXTERNAL UNIT (Fig.1)
For the characteristics of the external unit, please refer to the installation manual of the external unit.
1.2 - INTERNAL UNIT (Fig.2-4)
The dimensions of the internal unit are:
Width (mm)
Depth (mm) + control panel
Height (mm)
Weight (kg)
Anv
Is the minimum opening for natural ventilation in m
Is the effective load of refrigerant in the system in kg
Is the molar mass of the refrigerant
Is gravity acceleration of 9,81 m/s
Is the average molar mass of air in kg
Is the required minimum area of the room in m
2
2,5
m
- m
c
max
x
=
min
LFL x 104
Description
2
2
2
L=20m
3
3,5
UI SHERPA AQUADUE S2 E SMALL
500
280+8
1116
70
A
M
x
g x m
M - 29
max
L=30m
L=26m
L=23m
A m
2
4
4,5
EN - 15
AQUADUE SMALL