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Technical data
Space heating piping connections
Piping material
Safety valve
Manometer
Drain/fill valve
Shut‑off valves
Air purge valve
Maximum pressure space heating circuit
Domestic hot water circuit (not applicable for Switzerland)
Domestic hot water piping connections
Piping material
Gas connection
Flue gas/combustion air connection
Electrical
Power supply voltage
Power supply phase
Power supply frequency
IP class
Maximum electrical power consumption
Electrical power consumption (standby)
Radio module
Power supply
Frequency range
Effective Radiated Power (ERP)
(a)
Maximum space heating power is set at the factory at 60% of the highest value
Energy-related products specifications
Technical data
Condensing boiler
Low-temperature boiler
B1 boiler
Cogeneration space heater
Combination heater
Space heating efficiency class
Rated heat output (P
)
rated
Useful heat output at 30% of rated heat output
and low-temperature regime
Seasonal space heating energy efficiency
Useful efficiency at rated heat output and high-
temperature regime
Useful efficiency at 30% of rated heat output
and low-temperature regime
Auxiliary electricity consumption
At full load (el
)
max
At part load (el
)
min
In standby mode (P
)
SB
Other items
Standby heat loss (P
)
stby
Ignition burner power consumption (P
Annual energy consumption (Q
HE
Sound power level, indoors (at maximum heat
output) (L
)
WA
Emissions of nitrogen oxides (NO
Domestic hot water parameters
EJHA04AAV3 + NHY2KOMB28+32AA
Daikin Altherma H Hybrid
4P556861-1A – 2019.05
NHY2KOMB28AA
)
ign
)
)
X
NHY2KOMB28AA
No (optional in connection set)
No (optional in connection set)
Yes (manual)
Concentric connection Ø60/100 mm
(B23, B33=IP20)
230 V AC mains powered
Yes
No
No
No
Yes
A
23 kW
7.7 kW
93%
87.8%
97.2%
0.045 kW
0.015 kW
0.002 kW
0.038 kW
n/a
69 GJ
45 dB
49 mg/kWh
17 Technical data
NHY2KOMB32AA
Ø22 mm
Copper
Not included
Yes
3 bar
Ø15 mm
Copper
Ø15 mm
230 V
1~
50 Hz
IP44
110 W
2 W
868.3 MHz
12.1 dBm
NHY2KOMB32AA
27 kW
8.8 kW
88.9%
97.6%
80 GJ
50 dB
53 mg/kWh
Installer reference guide
101
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