Technical data

Main construction parameters’ listing
Power kW 18 25 40 60 80
Power range kW 7-18 10-25 16-40 24-60 32-80
Efciency % 91
Boiler class 3
Boiler weight
Water capacity dm
3
l
55
55
75
75
93
93
180
180
205
205
Loading/combustion chamber capacity
dm
3
l
85
85
120
120
185
185
310
310
465
465
Charging hole Width/Length mm 225/380 260/432 260/432 285/580 285/580
Fuel combustion time h 7-12
Billets’ length cm 50 50 50 75 100
Wood humidity - recomended % 15-25
Power range for every kind of fuel:
Billets kW 7-18 10-25 16-40 24-60 32-80
Fuel taking for power:
- nominal
- minimal
kg/h 6,8
3,9
8,2
5,7
10,1
7,9
15,1
11,9
19,8
15,8
Max. working pressure bar 3
Min. return temperature °C 60
Hydraulic resistance (primary cycle)
- t = 20 K
- t = 10 K
mbar
mbar
1,2
4,0
1,4
4,3
1,6
4,9
1,7
4,9
1,6
4,8
Temperature regulator setting range °C 60-97
Electric protection range IP 40
Pressure/Frequency V/Hz 230/50
Auxiliary power W 50 50 50 100 100
Fumes features (at nominal power):
- fumes temerature
- fumes ow
°C
kg/s
160
0,0066
160
0,0088
160
0,0144
160
0,0216
160
0,0272
Fumes features (at minimal power):
- fumes temperature
- fumes ow
°C
kg/s
160
<0,0066
160
<0,0088
160
<0,0144
160
<0,0216
160
<0,0272
Chimney draught required
mbar
Pa
0,15-0,20
15-20
Cooling water pressure required at the
inux to a heat exchanger
bar 2
Cold water temperature in the heat exch-
anger
°C 10
Advisable capacity of an accumulation tank l
750-1500 1000-2000 2000-3000 3000-4000 4000-5000
12