3.3.3
Combination heaters with medium-temperature heat pump
Tab.10 Technical parameters for heat pump combination heaters (parameters declared for medium-temperature application)
Product name
Symbol
Unit
AWHP 4.5
MR
AWHP 6
MR-3
AWHP 8
MR-2
Air-to-water heat pump
Yes
Yes
Yes
Water-to-water heat pump
No
No
No
Brine-to-water heat pump
No
No
No
Low-temperature heat pump
No
No
No
Equipped with a supplementary heater
Yes
Yes
Yes
Heat pump combination heater
No
No
No
Rated heat output under average conditions
Prated
kW
3
4
6
Rated heat output under colder conditions
Prated
kW
5
4
6
Rated heat output under warmer conditions
Prated
kW
4
5
6
Declared capacity for heating for part load at an indoor
temperature of 20 °C and outdoor temperature
T
j
T
j
= -7 °C
Pdh
kW
3.8
3.4
5.6
T
j
= +2 °C
Pdh
kW
4.3
2.2
2.9
T
j
= +7 °C
Pdh
kW
4.5
2.1
6.4
T
j
= +12 °C
Pdh
kW
5.5
2.6
4.3
T
j
= bivalent temperature
Pdh
kW
3.1
3.9
5.6
T
j
= operation limit temperature
Pdh
kW
3.1
3.9
5.6
Bivalent temperature
T
biv
°C
-10
-10
-10
Cdh
-
1.0
1.0
1.0
Seasonal space heating energy efficiency under average
conditions
ƞ
s
%
134
125
129
Seasonal space heating energy efficiency under colder
conditions
ƞ
s
%
109
116
119
Seasonal space heating energy efficiency under warmer
conditions
ƞ
s
%
179
172
169
Declared coefficient of performance or primary energy ratio
for part load at an indoor temperature of 20 °C and outdoor
temperature
T
j
T
j
= -7 °C
COPd
-
1.64
1.75
1.95
T
j
= +2 °C
COPd
-
3.46
3.18
3.22
T
j
= +7 °C
COPd
-
4.96
4.56
4.57
T
j
= +12 °C
COPd
-
7.90
6.41
6.55
T
j
= bivalent temperature
COPd
-
1.20
1.56
1.70
T
j
= operation limit temperature
COPd
-
1.20
1.56
1.70
Operation limit temperature for air-to-water heat pumps
TOL
°C
-10
-10
-10
Heating water operating limit temperature
WTOL
°C
55
60
60
Electrical power consumption
Off mode
P
OFF
kW
0.009
0.009
0.009
Thermostat-off mode
P
TO
kW
0.049
0.049
0.049
Stand-by
P
SB
kW
0.012
0.016
0.018
Crankcase heater mode
P
CK
kW
0.000
0.055
0.055
Supplementary heater
Rated heat output
Psup
kW
0.0
0.0
0.0
Type of energy input
Electricity
Electricity
Electricity
Other specifications
Capacity control
Variable
Variable
Variable
Sound power level, indoors - outdoors
L
WA
dB
43 - 58
43 - 65
51 - 65
3 Technical specifications
7684505 - v04 - 10022022
MIT-S
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