Unical KON R 18 - Page 60

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Check the levels of CO2 often, especially with low ow rates. They refer to the boiler with a closed
combustion chamber.
NOZZLES - PRESSURE - FLOW RATES TABLE
KON R 35 - KON C 35
Type of
Gas
Effective
Output
[kW]
Thermal
Capacity
[kW]
Supply
Press.
[mbar]
Fan
speed
[rpm]
Collector
diaphragm
[Ø/n.
holes]
CO
2
levels
[%]
Con-
sumption
Con-
sumption
Start-up
power
IG [%]
min max min max min max
Nat. gas (G20) 4.3 - 32.0 4.4 - 33 20 1300 7000 9.8 / 8 9.3 9.3 0.47 m³/h 3.5 m³/h 50
Propane (G31) 5.4 - 32.0 5.6 - 33 37 1500 6700 9.8 / 8 10.5 10.5 0.34 kg/h 2.56 kg/h 50
KON R 28 - KON C 28
Type of
Gas
Effective
Ouput
[kW]
Thermal
Capacity
[kW]
Supply
Press.
[mbar]
Fan
speed
[rpm]
Collector
diaphragm
[Ø/n.
holes]
CO
2
levels
[%]
Con-
sumption
Con-
sumption
Start-up
power
IG [%]
min max min max min max
Nat. gas (G20) 4.3 - 27.2 4.4 - 28 20 1300 6200 9.8 / 8 9.3 9.3 0.47 m³/h 2.96 m³/h 60
Propane (G31) 5.4 - 27.2 5.6 - 28 37 1500 5900 9.8 / 8 10.5 10.5 0.34 kg/h 2.17 kg/h 60
KON R 18 - KON C 18 (*)
Type of
Gas
Effective
Output
[kW]
Heating
Thermal
[kW]
Capacity
Supply
Press.
[mbar]
Fan
speed
[rpm]
Collector
diaphragm
[Ø/n.
holes]
CO
2
levels
[%]
Con-
sumption
Con-
sumption
Start-up
power
IG [%]
min max min max min max
Nat. gas (G20) 2.9 - 17.4 3.0 - 18 20 1400 5700 - 9.5 9.5 0.32 m³/h 1.90 m³/h 50
Propane (G31) 4.2 - 17.4 4.4 - 18 37 1600 5300 - 11.2 11.2 0.34 kg/h 1.40 kg/h 35
KON R 24 - KON C 24
Type of
Gas
Effective
Output
[kW]
Heating
Thermal
[kW]
Capacity
Supply
Press.
[mbar]
Fan
speed
[rpm]
Collector
diaphragm
[Ø/n.
holes]
CO
2
levels
[%]
Con-
sumption
Con-
sumption
Furnace
power
IG [%]
min max min max min max
Nat. gas (G20) 2.9 - 22.6 3.0 - 23.4 20 1400 7000 - 9.5 9.5 0.32 m³/h 1.90 m³/h 50
Propane (G31) 4.2 - 22.6 4.4 - 23.4 37 1600 6600 - 11.2 11.2 0.34 kg/h 1.40 kg/h 35
(*) values in domestic hot water mode operation also for KON C 18
In some areas there may be particular distribution conditions of gas with a mixture that requires an opti-
misation/adjustment of the appliance calibration, compared to the calibration values made in the factory.