2.3 Technical specifications
Description Unit 70 85 100
Rated heat output 70 85 100
Heating efficiency range
kW
21 - 70 25.5 - 85 30 - 100
Mains connection 400V / 50Hz fused 20A
Boiler class 3 3 3
Boiler weight kg 1250 1250 1250
Boiler water volume L 300 300 300
Permitted outfeed temperature 95 95 95
Minimum return feed temperature
°C
55 55 55
Permitted operating pressure bar 3 3 3
Upstream resistance (ΔT=20°C) mbar 15 15 15.6
Permitted fuel
1)
Wood chip/ ÖNORM M 7133 or
wood pellets 6mm / ÖNORM M 7135
Fuel heating efficiency at
rated heat output
kW
77.1 93.3 108
1) Detailed information on the fuel is included in the operating instructions, in the section on “Permitted fuels”
Test data for operation with wood chips
Description Unit 70 85 100
Testing institute BLT Wieselburg
Test report no.
Date of issue
1)
1)
1)
Carbon monoxide (CO)
Rated load
Partial load
mg/MJ
53.09
126.82
54.18
97.64
55.27
68.45
Nitrogen oxide (NOx)
Rated load
Partial load
mg/MJ
102.00
not measured
93.00
not measured
84.00
not measured
Organic hydrocarbons
Rated load
Partial load
mg/MJ
<1
4.64
<1
3.27
<1
1.91
Dust
Rated load
Partial load
mg/MJ
26.00
not measured
23.00
not measured
20.00
not measured
Boiler efficiency rating
Rated load
Partial load
%
90.80
91.34
91.10
92.07
91.40
92.81
1) Values for boiler sizes 70 kW, 85 kW and 100 kW are interpolated (calculated as per EN 303-5)