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13
Tec
hnical Features
ENGLISH
2.5 - GENERAL FEATUREs
2.4 - OPERATING DATA ACCORDING TO UNI 10348
For the adjustment data: NOZZLES - PRESSURE - DIAGRAMS - FLOW RATES - CONSUMPTION refer to the par
-
agraph ADAPTATION TO OTHER TYPES OF GAS.
KON
R 18 / C 18
R 24 / C 24
R 28 / C 28
R 35 / C 35
Maximum heating thermal output (DHW)
kW
18.0 (23.4) 23.4 (23.4) 28.0 (28.0) 33.0 (33.0)
Minimum heat output (propane)
kW
3.0 (4.4)
3.0 (4.4)
4.4 (5.6)
4.4 (5.6)
Effective nominal output
kW
17.4
22.6
27.2
32.0
Minimum effective output
kW
2.9
2.9
4.3
4.3
Effective efficiency at nominal load (100%)
%
96.9
96.5
97.2
97.0
Effective efficiency required (100%)
%
95.5
95.7
95.9
96.0
Effective efficiency at 30% load
%
101.3
100.1
101.0
101.0
Effective efficiency required (30%)
%
92.7
93.1
93.3
93.5
Number of stars (according to 92/42 EEC)
no.
Effective nominal output in condensation 50/30
kW
18.4
23.6
28.9
33.8
Minimum effective output in condensation 50/30
kW
3.2
3.2
4.7
4.7
Effective output with nominal load in cond. 50/30
%
102.3
100.9
103.1
102.3
Effective output with minimum load in cond. 50/30
%
107.0
107.2
106.2
106.2
Combustion
efficiency with nominal load (100%)
%
97.6
97.2
97.6
97.2
Combustion efficiency with reduced load
%
98.6
98.6
98.1
98.1
Heat loss at casing (min.-max.)
%
2.0 - 0.74 2.0 - 0.7
1.47 - 0.43 1.47 - 0.2
(*) Flue gas temperature tf-ta (max.)
°C
49
57.6
48
57
Flue gas mass flow rate (min.-max)
g/s
1.3 - 7.9
1.3 - 10.3
2.0 - 12.5
2.0 - 14.7
Excess λ air
%
20.6
20.6
23.0
23.0
CO
2
%
9.5 - 9.5
9.5 - 9.5
9.3 - 9.3
9.3 - 9.3
CO
at 0% of O
2
(min./max)
ppm
20 - 95
20 - 121
19 - 100
19 - 120
Maximum production of condensation
kg/h
2.9
3.7
4.5
5.3
NOx
(Weighted value according to EN 297/A3 or EN 483)
mg/kWh 35
39
39
43
NOx Class
5
5
5
5
Heat loss at chimney
with burner on (min.-max.)
%
1.4 - 2.4
1.4 - 2.8
1.9 - 2.4
1.9 - 2.8
Heat loss at chimney with burner off
%
0.60
0.46
0.41
0.34
Notes: (*) Room Temperature = 20°C Data detected with appliance running on Methane gas (G20)
KON
R 18
C 18
R 24
C 24
R 28
C 28
R 35
C35
Appliance category
II
2H3P
II
2H3P
II
2H3P
II
2H3P
Minimum heat. circuit output (∆t 35 °C)
l/min
1.2
1.2
1.7
1.7
Minimum heating circuit pressure
bar
0.5
0.5
0.5
0.5
Maximum heating circuit pressure
bar
3
3
3
3
Primary circuit content
l
2.2
2.2
2.8
2.8
Maximum operating temperature in heat.
°C
85
85
85
85
Minimum operating temperature in heat.
°C
30
30
30
30
Expansion vessel total capacity
l
8
8
8
8
Expansion vessel pre-load
bar
1
1
1
1
Maximum system capacity
(max temp. calc.)
l
184
184
184
184
Minimum domestic hot water circuit flow rate
l/min.
-
2.0
-
2.0
-
2.0
-
2.0
Minimum domestic hot water circuit pressure
bar
-
0.5
-
0.5
-
0.5
-
0.5
Maximum domestic hot water circuit pressure
bar
-
6
-
6
-
6
-
6
Domestic hot water specific flow rate (∆t 30 °C)
l/min.
-
11.2
-
11.2
-
13
-
16
Domestic hot water flow rate limiter
l/min.
-
10
-
10
-
12
-
15
Production of D.H.W. in continuous operation with ∆t 45 K
l/min.
-
7.34
-
7.34
-
8.6
-
10.1
Production of D.H.W. in continuous operation with ∆t 40 K
l/min.
-
8.26
-
8.26
-
9.7
-
11.4
Production of D.H.W. in continuous operation with ∆t 35 K
l/min.
-
9.44
-
9.44
-
11.1
-
13.0
Production of D.H.W. in continuous operation with ∆t 30 K
l/min.
-
11.0
-
11.0
-
12.9
-
15.2
Production of D.H.W. in continuous operation with ∆t 25 K (*)
l/min.
-
13.2
-
13.2
-
15.5
-
18.3
Temperature adjustable in domestic hot water mode
°C
-
38-60
-
38-60
-
38-60
-
38-60
Voltage/Frequency electric power supply
V-Hz
230/50
230/50
230/50
230/50
Fuse on the power supply
A (F)
4
4
2
2
Maximum absorbed output
W
132
132
132
132
Protection rating
IP
X5D
X5D
X5D
X5D
Net weight
kg
32.5
34
32.5
34
35
36.5 35
36.5
Gross weight
kg
35.5
37
35.5
37
38
39.5 38
39.5
(*) mixed
Summary of Contents for KON C 18
Page 2: ...2 http www unicalag it prodotti domestico 50 condensazione gas 774 kon ...
Page 10: ...10 KON R 28 R 35 KON C 28 C 35 Vista dall alto KON C 28 C 35 Vista da sotto ...
Page 36: ...2 http www unicalag it prodotti domestico 50 condensazione gas 774 kon ...
Page 44: ...10 KON R 28 R 35 KON C 28 C 35 View from above KON C 28 C 35 View from below ...
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