Combination Heaters With Medium-Temperature Heat Pump - Baxi Assure AWHP-IDU 4–8 E Installation And Service Manual

Tab.8 Outdoor unit
Outdoor unit
Weight
Tab.9 Technical parameters for heat pump combination heaters (parameters declared for medium-temperature application)
Product name
Air-to-water heat pump
Water-to-water heat pump
Brine-to-water heat pump
Low-temperature heat pump
Equipped with a supplementary heater
Heat pump combination heater
Rated heat output under average conditions
Rated heat output under colder conditions
Rated heat output under warmer conditions
Declared capacity for heating for part load at an indoor
temperature of 20 °C and outdoor temperature
T
= -7 °C
j
T
= +2 °C
j
T
= +7 °C
j
T
= +12 °C
j
T = bivalent temperature
j
T
= operation limit temperature
j
Bivalent temperature
Degradation coefficient
Seasonal space heating energy efficiency under average
conditions
Seasonal space heating energy efficiency under colder
conditions
Seasonal space heating energy efficiency under warmer
conditions
Declared coefficient of performance or primary energy ratio
for part load at an indoor temperature of 20 °C and outdoor
T
temperature
j
T
= -7 °C
j
T
= +2 °C
j
T
= +7 °C
j
T
= +12 °C
j
T = bivalent temperature
j
T
= operation limit temperature
j
Operation limit temperature for air-to-water heat pumps
Heating water operating limit temperature
Electrical power consumption
Off mode
Thermostat-off mode
Stand-by
Crankcase heater mode
7762758 - v05 - 19082020
Unit
kg
(1)
T
j
(2)
AWHP 4.5 MR
54
3.2.4 Combination heaters with medium-temperature heat
pump
Prated
kW
Prated
kW
Prated
kW
Pdh
kW
Pdh
kW
Pdh
kW
Pdh
kW
Pdh kW
Pdh
kW
T
°C
biv
Cdh
—
ƞ
%
s
ƞ
%
s
ƞ %
s
COPd
-
COPd
-
COPd
-
COPd
-
COPd -
COPd
-
TOL
°C
WTOL
°C
P
kW
OFF
P
kW
TO
P
kW
SB
P kW
CK
3 Technical specifications
AWHP 6 MR-3 AWHP 8 MR-2
42 75
AWHP 4.5 AWHP 6
MR MR-3
Yes Yes
No No
No No
No No
Yes Yes
No No
3 4
5 4
4 5
3.8 3.4
4.3 2.2
4.5 2.1
5.5 2.6
3.1 3.9
3.1 3.9
-10 -10
1.0 1.0
134 125
109 116
179 172
1.64 1.75
3.46 3.18
4.96 4.56
7.90 6.41
1.20 1.56
1.20 1.56
-10 -10
55 60
0.009 0.009
0.049 0.049
0.012 0.016
0.000 0.055
AWHP 8
MR-2
Yes
No
No
No
Yes
No
6
6
6
5.6
2.9
6.4
4.3
5.6
5.6
-10
1.0
129
119
169
1.95
3.22
4.57
6.55
1.70
1.70
-10
60
0.009
0.049
0.018
0.055
13