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5. Technical specifications
Features K1200 K1700 K2300 Units
Weight 185 202 219 kg
Height 1110 1192 1255 mm
Width 617 W W mm
Depth 707 710 767 mm
Diameter of the fume discharge pipe 80 100 100 mm
Reservoir capacity 30 36 55 kg
Maximum heating capacity 295 380 502 m³
Maximum overall thermal power (water/air) 11,5 / 1,5 14,5 / 2,2 18,8 / 3,3 kW
Minimum thermal power (water/air) 3,8 / 1,2 4,3 / 0,8 4,3 / 0,8 kW
Minimum fuel consumption 1,1 1,1 1,1 kg/h
Maximum fuel consumption 3,0 3,9 5,1 kg/h
Rated electric power 43 134 134 W
Electric power at start-up (<10 min.) 406 434 434 W
Rated voltage 230 230 230 V
Nominal frequency 50 50 50 Hz
Thermal yield at rated thermal power 92,0 90,9 89,2 %
Thermal yield at reduced thermal power 95,0 93,8 93,8 %
Combustion gas flow (max.) 21,0 6,9 6,9 g/s
Combustion gas flow (min.) 44,0 33,7 18,8 g/s
Max. gas temperature 108 126,5 153,4 ºC
Min. gas temperature 62 66 66 ºC
CO emissions at rated thermal power 0,0136 0,0162 0,0200 %
CO emissions at reduced thermal power 0,0256 0,0200 0,0200 %
Draught in the chimney 12 12 12 Pa
Unit water volume 19 22 22 L
Rated electric power 49,1 49,1 49,1 dB(A)