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ENGLISH
Description Start Condens 25 Kis Start Condens 29 Kis
Fuel G20 G31 G20 G31
Mass flue gas flow rate maximum output g/s 9,025 8,410 11,282 10,513
Mass flue gas flow rate minimum output g/s 2,140 2,103 2,568 2,523
Air capacity Nm
3/
h 24,908 24,192 31,135 30,240
Flue gas capacity Nm
3/
h 26,914 24,267 33,642 31,209
Air excess index (λ) maximum output % 1,304 1,311 1,304 1,311
Air excess index (λ) minimum output % 1,235 1,311 1,235 1,311
Flow rate DHW
Mass flue gas flow rate maximum output g/s 11,282 10,513 13,087 12,195
Mass flue gas flow rate minimum output g/s 2,140 2,103 2,568 2,523
Air capacity Nm
3/
h 31,135 30,240 36,116 35,078
Flue gas capacity Nm
3/
h 33,642 31,209 39,025 36,203
Air excess index (λ) maximum output % 1,304 1,311 1,304 1,311
Air excess index (λ) minimum output % 1,235 1,311 1,235 1,311
Emissions
CO
2
at maximum**/minimum** % 9,0 - 9,5 10,5 - 10,5 9,0 - 9,5 10,5 - 10,5
CO S.A. at maximum**/minimum** lower than ppm 180 - 20 190 - 20 160 - 20 250 - 25
NOx S.A. at maximum**/minimum** lower than ppm 30 - 20 35 - 35 35 - 25 50 - 40
Flue gases temperature (max/min output)** °C 65 - 58 62 - 55 63 - 58 62 - 56
NOx class 6 6
CH operation
Heating maximum operating pressure bar 3 3
Minimum pressure for standard operation bar 0,25 - 0,45 0,25 - 0,45
Maximum permissible temperature °C 90 90
Selection field of the boiler water temperature °C 20/45 - 40/80 20/45 - 40/80
Electrical supply Volt-Hz 230/50 230/50
Expansion tank l 8 8
Expansion tank pre-charge bar 1 1
Electric parameters
Overall heating electric power W 68 77
Overall DHW electric power W 82 89
Circulator electric power (1,000 l/h) W 39 39
Electrical protection level IP X5D X5D
(*) Average value of various hot water operating conditions
(**) Check performed with concentric pipe Ø 60-100 - length 0.85m - water temperature 80-60°C.
(+) The installation of this product is allowed only in the destination Countries contained in the data plate, regardless of the present translation language.
9.1 - DHW description
Description Start Condens 25 Kis Start Condens 29 Kis
DHW operation
Maximum pressure bar 6 6
Minimum pressure bar 0,15 0,15
Hot water quantity with ∆t 25°C l/min 14,3 16,6
Hot water quantity with ∆t 30°C l/min 11,9 13,9
Hot water quantity with ∆t 35°C l/min 10,2 11,9
Selection field of the domestic hot water temperature (± 3°C) °C 37 - 60 37 - 60
DHW minimum capacity l/min 2 2
Flow regulator l/min 10 12
9.2 - Multigas table
Description Methane gas (G20) Propane (G31)
Lower Wobbe index (at 15°C-1013 mbar) MJ/m
3
S 45,67 70,69
Net Calorific Value MJ/m
3
S 34,02 88
Supply nominal pressure
mbar
mm C.A.
20
203,9
37
377,3
Supply minimum pressure
mbar
mm C.A.
10
102,0
-
Start Condens 25 Kis
Number of diaphragm holes N° 1 1
Diaphragm holes diameter Ø mm 4,8 3,8
Heating maximum gas capacity
Sm
3
/h
kg/h
2,12
-
-
1,55
DHW maximum gas capacity
Sm
3
/h
kg/h
2,64
-
-
1,94
Heating minimum gas capacity
Sm
3
/h
kg/h
0,53
-
-
0,39
DHW minimum gas capacity
Sm
3
/h
kg/h
0,53
-
-
0,39
Number of fan rotations with slow ignition rpm 4.000 4.000
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