Technical Specifications; Technical Specifications: Gas Boiler - Daikin Altherma EHY2KOMB28AA Installation And Operation Manual

13 Technical data
13.3

Technical specifications

13.3.1

Technical specifications: Gas boiler

General
Technical data
Function
Initial gas pressure
Suitable for gas
Domestic water (not applicable for Switzerland)
Heating power domestic hot water
Domestic hot water flow rate (setpoint 60°C)
Domestic hot water flow rate (setpoint 40°C)
Maximum water pressure
Efficiency domestic hot water (net calorific value)
Operation range
Domestic water threshold
Effective unit wait time
Domestic water side pressure difference
Space heating
(a)
Nominal load: upper value
(a)
Nominal load: lower value
Output at 80/60°C Min - Nom
Output at 50/30°C Min - Nom
Nominal output
Efficiency space heating (net calorific value 80/60)
Efficiency space heating (net calorific value 37/30 (30%))
Operation range
Pressure drop
Maximum space heating water pressure
Maximum space heating water temperature
Heat pump module
Device category
Gas
Gas consumption (G20)
Gas consumption (G25)
Gas consumption (G31)
Maximum flue gas temperature domestic hot water
Massive flow glue gas (maximum)
Available fan pressure
NOx class
Casing
Colour
Material
Dimensions
Packing (H×W×D)
Unit (H×W×D)
Machine net weight
Packed machine weight
Packing material
Packing material (weight)
Main components
Installation and operation manual
38
EHY2KOMB28AA
Heating – Domestic hot water
G20 – 20 mbar; G31: 28-50 mbar
UK, IT : II2H3P
FR : II2Esi3P
DE : II2ELL3P
7.2~29.1 kW
7.5 l/min
12.5 l/min
40~65°C
See "Flow resistance graph for appliance domestic hot water circuit" on
page 14.
8.0~26.3 kW
7.1~23.7 kW
7,1~23.1 kW
7,7~25.4 kW
7.7~23.1 kW
97%
30~90°C
See ESP curve in the installer reference guide.
EJHA04AAV3
B23, B33, C13(x), C33(x), C43(x), C53(x), C63(x), C83(x), C93(x)
3
0.74~3.02 m /h
3
0.84~3.46 m /h
3
0.28~1.15 m /h
13.6 g/s
White – RAL9010
Pre-coated sheet metal
760×490×270 mm
650×450×240 mm
33 kg
34 kg
Carton/PP (straps)
Daikin Altherma hybrid monobloc – Gas boiler module
EHY2KOMB32AA
7.6~32.7 kW
9 l/min
15 l/min
8 bar
105%
2 l/min
<1 sec
8.3~30.0 kW
7.6~27.0 kW
7.4~26.6 kW
8.2~28.9 kW
8.2~26.6 kW
98%
>107%
3 bar
90°C
0.79~3.39 m³/h
0.89~3.92 m³/h
0.30~1.29 m³/h
70°C
15.3 g/s
75 Pa
6
820×490×270 mm
710×450×240 mm
36 kg
37 kg
1 kg
EHY2KOMB28+32AA
4P538953-1 – 2018.06