Stuv 21 - Standards and Certifications

4
SN 34245 - 132149
Stûv 21 - directions for use [en] - 0118
Standards, certification and technical characteristics (continuation)
Other technical characteristics
21/135 SF
Minimum draught needed to obtain the rated calorific
output
12 Pa
Weight-flow ratio of smokes 17,9g/s
Average smoke temperature 366°C
Minimum diameter of the duct for the intake of outside
combustion air
200cm
2
Optimum output range for usage 11 - 21 kW
Range of wood consumption per hour recommended at
12% humidity
3.2 - 6.2 kg
Maximum limit for consumption
of wood per hour to avoid overheating the system
7.6 kg/h
Maximum length of logs
in vertical position
33 cm
Maximum length of logs
in horizontal position
100 cm
System mass 286 kg