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4 220 456 / 02
TECHNICAl INFORMATION
3.3
UltraGas
®
2 technical data
3.3.1 UltraGas
®
2 (125-230)
Type
(125)
(150)
(190)
(230)
• Nominal heat output at 80/60 °C, natural gas
kW
21-114
33-139
35-177
47-218
• Nominal heat output at 50/30 °C, natural gas
kW
25-126
35-151
38-191
51-233
• Nominal heat output at 80/60 °C, propane
2)
kW
-
-
-
-
• Nominal heat output at 50/30 °C, propane
2)
kW
-
-
-
-
• Nominal heat input with natural gas
1)
kW
23-116
32-142
35-179
47-223
• Nominal heat input with propane
2)
kW
-
-
-
-
•
Operating pressure heating min./max. (PMS)
bar
1/6
1/6
1/6
1/6
•
Max. operating temperature (T
max
)
°C
95
95
95
95
• Boiler water content (V
(H20)
)
l
207
195
276
265
• Flow resistance boiler
See diagram
•
Minimum circulation water quantity
l/h
-
-
-
-
• Boiler weight (without water capacity, incl. cladding)
kg
378
400
490
510
•
Boiler efficiency at 80/60 °C in full-load operation (NCV/GCV)
3)
%
98.6/88.9
97.6/88.1
98.5/ 88.7
97.7/88.1
•
Boiler efficiency at 30% partial load operation (EN 15502) (NCV/GCV)
3)
%
108.7/98.1
108.7/98.1
109.0/98.2
108.4/97.8
•
Room heating energy efficiency
- without control
ηs
%
93
93
93
93
- with control
ηs
%
95
95
95
95
- with control and room sensor
ηs
%
97
97
97
97
• NOx class (EN 15502)
6
6
6
6
• Nitrogen oxide emissions (EN 15502) (GCV)
NOx
mg/kWh
25
28
33
37
• Carbon monoxide emissions at 50/30 °C
4)
CO
mg/Nm
3
31
21
25
13
• O
2
content in flue gas min./max. output
5)
%
5.9/5.6
5.5/6.0
5.9/6.0
6.0/5.9
• CO
2
content in flue gas at min./max. output
%
8.6/8.7
8.8/8.5
8.6/8.5
8.5/8.6
• Heat loss in standby mode
Watts
380
380
510
510
• Dimensions
See dimensional drawing
•
Gas flow pressure min./max.
- Natural gas E/LL
mbar
17.4-80
17.4-80
17.4-80
17.4-80
- Liquid gas
mbar
-
-
-
-
• Gas connection values at 15 °C/1013 mbar:
- Natural gas E - (Wo = 15.0 kWh/m
3
) NCV = 9.97 kWh/m
3
m
3
/h
2.3-11.6
3.2-14.2
3.5-18.0
4.7-22.4
- Natural gas LL - (Wo = 12.4 kWh/m
3
) NCV = 8.57 kWh/m
3
m
3
/h
2.7-13.5
3.7-16.6
4.1-20.9
5.5-26.0
-
Propane (NCV = 25.9 kWh/m
3
)
m
3
/h
-
-
-
-
• Operating voltage
V / Hz
1x230/50
1x230/50
1x230/50
1x230/50
• Electrical power consumption min./max.
Watts
41/140
43/225
38/151
49/228
• Standby
Watts
7
8
8
8
• Type of protection
IP
20
20
20
20
• Permitted ambient temperature during operation
°C
5-40
5-40
5-40
5-40
• Sound power level
- Heating noise (EN 15036 part 1) (room air dependent)
dB(A)
64
69
63
66
- Flue gas noise radiated from the mouth
(DIN 45635 part 47) (room air dependent/independent of room air)
dB(A)
-
-
-
-
- Sound pressure level heating noise (depending on installation conditions)
6)
54
59
53
56
• Condensate quantity (natural gas) at 50/30 °C
l/h
11
12
15
20
• pH value of the condensate (approx.)
4.2
4.2
4.2
4.2
• Construction
B23P, C53, C63
• Flue gas system
- Temperature class
T120
T120
T120
T120
-
Flue gas mass flow at nominal heat input (dry)
kg/h
188
226
283
344
-
Flue gas mass flow at lowest heat input (dry)
kg/h
37
51
55
63
- Flue gas temperature at nominal output and operation 80/60 °C
°C
64
65
68
69
- Flue gas temperature at nominal output and operation 50/30 °C
°C
43
45
46
47
- Flue gas temperature at lowest heat output and operation 50/30 °C
°C
29
28
29
29
-
Max. permissible temperature of the combustion air
°C
48
48
48
48
- Flow rate combustion air
Nm
3
/h
154
180
232
280
-
Maximum supply pressure for supply air and flue gas line
Pa
120
120
130
130
-
Maximum draught/negative pressure at flue gas outlet
Pa
-50
-50
-50
-50
1)
Data related to NCV. The boiler series is tested for EE/H setting. With a factory setting to a Wobbe value
of 15.0 kWh/m
3
, operation in the Wobbe value range from 12.0 to 15.7 kWh/m
3
is possible without resetting.
2)
Data related to NCV
3)
Conversion acc. to EN 15502-1, Appendix J
4)
Data related to 3 % of O
2
5)
Values at determination of technical data during approval
6)
Compare notice for engineering
Содержание 51-UltraGas 2 1000
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