13
Technical Features
ENGLISH
2.5 - OPERATING DATA ACCORDING TO UNI 10348 and GENERAL FEATURES
For the adjustment data: NOZZLES - PRESSURE - DIAGRAMS - FLOW RATES - CONSUMPTION refer to the paragraph ADAP
-
TATION TO OTHER TYPES OF GAS.
ALKON 100 EXT
ALKON 115 EXT
ALKON 140 EXT
Appliance category
II
2H3P
II
2H3P
II
2H3P
Modulation Ratio
1:9,1
1:10,4
1:12,3
Nominal Heat Input on P.C.I. Qn
kW
100
115
135
Minimum Heat Input on P.C.I. Qmin
kW
11
11
11
Nominal Output (Tr 60 / Tm 80 °C) Pn
kW
98,8
112,01
131,60
Minimum Output (Tr 60 / Tm 80 °C) Pn min
kW
10,5
10,5
10,5
Nominal Output (Tr 30 / Tm 50 °C) Pcond
kW
102,4
117,1
136,1
Minimum Output (Tr 30 / Tm 50 °C) Pcond min
kW
11,5
11,5
11,5
Efficiency at max. output (Tr 60 / Tm 80°C)
%
98,83
97,4
97,48
Efficiency at min. output (Tr 60 / Tm 80°C)
%
95,1
95,1
95,1
Efficiency at max. output (Tr 30 / Tm 50°C))
%
102,4
101,85
100,8
Efficiency at min. output (Tr 30 / Tm 50°C)
%
104,5
104,3
104,3
Rendimento al 30% del carico (Tr 30°C)
%
108,2
108,3
108,3
Combustion efficiency with nominal load
%
97,5
97,4
97,5
Combustion efficiency with minimum load
%
98,35
98,35
98,35
Heat loss at casing with burner in operation (Qmin)
%
3,28
3,28
3,28
Heat loss at casing with burner in operation (Qn)
%
0,02
0,04
0,02
Flue gas temperature tf-ta (min)(*)
°C
33
33
33
Flue gas temperature tf-ta (max)(*)
°C
48,8
51,5
55
Maximum allowable temperature
°C
100
100
100
Maximum operating temperature
°C
85
85
85
Flue gas mass flow rate (min)
kg/h
12,58
12,58
18,2
Flue gas mass flow rate (max)
kg/h
114,39
129,20
220,8
Excess λ air
%
26,84
24,25
25,53
Flue losses with burner in operation (min)
%
1,65
1,65
1,65
Flue losses with burner in operation (max)
%
2,47
2,56
2,90
Minimum heating circuit pressure
bar
0,5
0,5
0,5
Maximum heating circuit pressure
bar
6
6
6
Max allowable pressure of the generator
bar
8
8
8
Water content
l
10
10
10
Gas Consumption Natural (20 mbar) gas G 20 a Qn
m
3
/h
10,57
12,16
14,27
Gas Consumption Natural gas (20 mbar) G 20 a Qmin
m
3
/h
1,16
1,16
1,16
Gas Consumption G25 (supply pressure 25 mbar) Qn
m
3
/h
12,30
14,14
16,60
Gas Consumption G25 (supply pressure 25 mbar) Qmin
m
3
/h
1,35
1,35
1,35
Gas Consumption G31 (supply pressure 37/50 mbar) Qn
kg/h
7,76
8,93
10,48
Gas Consumption G31 (supply pressure 37/50 mbar) Qmin
kg/h
0,85
0,85
0,85
Max. available pressure at the chimney base
Pa
70
70
70
Condensate production max
kg/h
13,7
18,5
21,8
Emissioni
CO at Minimum Heat Input with 0% of O2
mg/kWh 83
131
139
NOx at Nominal Heat Input with 0% of O2
mg/kWh 48
56
58
NOx Class
6
6
6
Electrical Data
Voltage/Frequency electric power supply
V/Hz
230/50
230/50
230/50
Fuse on main supply
A (R)
4
4
4
Insulation degree
IP
X5D
X5D
X5D
Room Temperature = 20°C
(*) Temperatures detected with the unit in operation (Tr 60 / Tm 80°C)
CO
2
(min/max)
See table INJECTORS PRESSURES
Seasonal space heating energy 2009/125 CEE (<=400Kw)
η
s
- see ErP table
Stand-by heat loss
∆T 30°C
- Pstb - see ErP table
Consumption in stand-by - Psb - see ErP table
