BK740 Page 29
Ecoburn (S3) Stove User Guide
TECHNICAL DATA Ecoburn S3
5 kW
Ecoburn S3
5 kW
Widescreen
Ecoburn S3
7 kW
Nominal Heat Output—Wood (Kw) 4.9 4.9 7.0
Efficiency Nett (%) 79.8 81.3 78.2
Mean Flue Gas Temperature (°C) 255 257 310
Mean CO Emission @ 13% O2 (%) 0.11 0.10 0.09
Flue Mass Gas Flow (g/s) 4.7 4.1 5.6
Typical Fuel Load To Achieve
Nominal Rated Output Per Hour
(Kwh/Kg) (Seasoned Hardwood)
1.17 1.15 1.55
Mean CH Emission @ 13% O2 (%) 86 68 72
Mean NOx Emission @ 13% O2 (%) 95 82 102
DIN Plus Particulates @ 13% O2 (%) 27 22 38
Ideal Log Length & Diameter (mm) 300 / 100 375 / 100 375 / 100
Nominal Heat Output—Solid fuel (Kw) 4.9 4.9 7.1
Efficiency Nett (%) 82.3 79.3 81.2
Mean Flue Gas Temperature (°C) 254 281 271
Mean CO Emission @ 13 % O2 (%) 0.10 0.09 0.11
Flue Mass Gas Flow (g/s) 3.5 4.2 5.6
Typical Fuel Load To Achieve
Nominal Rated Output Per Hour
(Kwh/Kg) (MSF Maxibrite)
0.69 0.73 1.01
Mean CH Emission @ 13% O2 (%) 26 19 39
Mean NOx Emission @ 13% O2 (%) 94 102 116
DIN Plus Particulates @ 13% O2 (%) 10 9 10
IMPORTANT NOTE : For Footnotes—See Section 14—Additional Information—Solid Fuel Burning
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