Vaillant aroTHERM Series, Operating Instructions Manual

Page: 57 / 212

Product description 3
0020257297_02 aroTHERM Installation and maintenance instructions
55
Information Meaning
I max Rated current, maximum
I In-rush current
Refri-
gerant
circuit MPa (bar) Permissible operating pressure (rel-
ative)
R410A Refrigerant, type
GWP Refrigerant, Global Warming Poten-
tial
kg Refrigerant, fill quantity
t CO
2
Refrigerant, CO
2
equivalent
Heat
output,
cooling
output Ax/Wxx Air inlet temperature of xx °C and
heating flow temperature of xx °C
COP /
Coefficient of Performance and heat
output
EER /
Energy efficiency ratio (Energy Effi-
ciency Ratio) and cooling output
3.7 CE marking
The CE marking shows that the products comply with the
basic requirements of the applicable directives as stated on
the data plate.
The declaration of conformity can be viewed at the manufac-
turer's site.
3.8 Connection symbols
Symbol Connection
Refrigerant circuit, liquid pipe
Refrigerant circuit, hot gas pipe
3.9 Application limits
The product works between a minimum and maximum out-
door temperature. These outdoor temperatures define the
operating limits for the heating mode, domestic hot water
mode and cooling mode. See Technical data (
→
Page 78).
Operating outside of the operating limits leads to the product
switching off.
3.9.1 Heating mode
[-20;20]
[-20;43]
[20;55] [-10;55]
[20;20]
A
B
30
35
40
45
50
55
60
25
20
15
10
5
0
-20 -15 -10 -5 0 5 10 15 20
A Outdoor temperature B Heating water temperat-
ure
3.9.2 DHW mode
[-20;43]
[35;62]
[-10;55]
[-20;5]
[2;62]
[20;5]
[43;55]
[43;10]
A
B
60
70
50
40
30
20
10
0
-20 -10 0 10 20 30 40 50
A Outdoor temperature B Domestic hot water
temperature
3.9.3 Cooling mode
Applicability: Product with cooling mode
[15;7]
[15;25]
[46;7]
[46;25]
A
B
30
25
20
15
10
5
0 10 15 20 25 30 35 40 45
A Outdoor temperature B Heating water temperat-
ure