T
ECHNICAL
I
NFORMATION
5
GENERAL DATA
Heating input max-min
Heating output max-min
Efficiency at Maximum Thermal Capacity
(see Installation Instructions)
CENTRAL HEATING
Operating Temperature max-min
Maximum-Minimum Heating Pressure
Built-in expansion vessel - Total capacity
ELECTRICAL DATA
Electrical Supply/Frequency
Power Consumption
Protection of Electrical System
CATEGORY
Nominal Pressure/Methane Gas (G20)
Nominal Pressure/Liquid Gas (G30-G31)
kW
kW
%
°C
bar
litres
V/Hz
W
IP
mbar
mbar
15.4
14.1
82.4
82-42
3-0.7
6
230/50
115
X4D
20
30-37
11.6
10.5
81.3
82-42
3-0.7
6
230/50
105
X4D
20
30-37
15 kW
10 kW
22.7-10.0
21.0-8.7
83.7
82-42
3-0.7
6
230/50
105
X4D
20
30-37
21 kW
29.8-12.0
27.8-10.5
84.2
82-42
3-0.7
6
230/50
155
X4D
20
30-37
28 kW
