4
2
Technical parameters of the boiler
Tab.
№
. 1
Dimensions and technical parameters of the boiler
Weight of the boiler with a small tank
kg
534
Weight of the boiler with a large tank
kg
565
Water content
l
131
Flue socket diameter
mm
156
Fuel tank capacity – small
dm
3
240
Fuel tank capacity – large
dm
3
460
Weight of the boiler with a small fuel tank:
width x depth x height
mm
1440 x 921 x 1616
Weight of the boiler with a large fuel tank:
width x depth x height
mm
2090 x 921 x 1616
Filling hole dimensions – small tank
mm
422 x 545
Filling hole dimensions – large tank
mm
422 x 1210
Maximum water operating pressure
kPa (bar)
250 (2.5)
Testing water overpressure
kPa (bar)
500 (5)
Heating water recommended operating temperature
°C
65 - 85
Return water minimum temperature
°C
45
Boiler hydraulic loss
mbar
0.72
Noise level
dB
Doesn´t exceed level 65 dB (A)
Boiler connections – heating water
Js
G 1 1/2”
– return water
Js
G 1 1/2”
Tab.
№
. 2
Thermal technical parameters of the boiler – pellets
Rated power
kW
25
Fuel consumption at rated output
kg/h
5.85
Regulated output
kW
7.5 - 25
Fuel consumption at minimum output
kg/h
1.85
Boiler class in accordance with EN 303-5
5
Fuel calorific power
MJ.kg
-1
17.5
Burning time at rated output – small tank
hours
21 h 45 min
Burning time at rated output – large tank
hours
42 h 40 min
Flue gas temperature at rated output
°C
150
Flue gas temperature at minimum output
°C
85
Electric power consumption in standby mode
W
10
Electric power consumption Qmin
W
105
Electric power consumption QNjmen
W
25
Electric power consumption Qmin
W
16
Chimney draught max.
mbar
0.08
Chimney draught min.
mbar
0.04
Flue gas mass flow at minimum power
kg/sec
0.009
Flue gas mass flow at rated power
kg/sec
0.018
Efficiency
%
up to 88,5
Tab.
№
. 3
Thermal technical parameters of the boiler – lignite
Rated power
kW
25
Fuel consumption at rated output
kg/h
5.2
Regulated output
kW
7.5 - 25
Fuel consumption at minimum output
kg/h
1.6
Boiler class in accordance with EN 303-5
5
Fuel calorific power
MJ.kg
-1
19
Burning time at rated output – small tank
hours
29 h 10 min
Burning time at rated output – large tank
hours
57 h 20 min
Flue gas temperature at rated output
°C
150
Flue gas temperature at minimum output
°C
85
Electric power consumption in standby mode
W
10
Electric power consumption Qmin
W
105
Electric power consumption QNjmen
W
25
Electric power consumption Qmin
W
16
Chimney draught max.
mbar
0.08
Chimney draught min.
mbar
0.04
Flue gas mass flow at minimum power
kg/sec
0.009
Flue gas mass flow at rated power
kg/sec
0.019
Efficiency
%
up to 91
