Tab.2
Characteristics of the heating circuit
Unit
POWER HT+
1.50
POWER HT+
1.70
POWER HT+
1.90
POWER HT+
1.110
Water content (excluding expansion vessel) litre
2.81
4.98
8.34
9.83
Minimum operating pressure
MPa (bar)
0.05 (0.5)
0.05 (0.5)
0.05 (0.5)
0.05 (0.5)
Maximum operating pressure (MOP)
MPa (bar)
0.38 (3.8)
0.38 (3.8)
0.38 (3.8)
0.38 (3.8)
Maximum water temperature
°C
85
85
85
85
Maximum operating temperature
°C
80
80
80
80
Tab.3
Data on the gases and combustion gases
For gas flow rates at 15°C and
1013.25 hPA
Boiler speed
Unit
POWER HT
+ 1.50
POWER HT
+ 1.70
POWER HT
+ 1.90
POWER HT
+ 1.110
Consumption of natural gas (G20)
Minimum
m³/h
0.54
0.78
1.03
1.24
Consumption of natural gas (G20)
Maximum
m³/h
4.90
7.07
9.25
11.10
Consumption of natural gas (G25)
Minimum
m³/h
0.63
0.91
1.19
1.44
Consumption of natural gas (G25)
Maximum
m³/h
5.69
8.22
10.75
12.91
Consumption of Propane (G31)
Minimum
kg/h
0.40
0.57
0.97
0.91
Consumption of Propane (G31)
Maximum
kg/h
3.59
5.19
6.79
8.15
NOx emission according to EN297A3 Class 5
mg/kWh
29.8
34.8
39.5
24.7
Flue gas mass flow rate (G20)
Minimum
kg/h
7.2
14.4
18
18
Flue gas mass flow rate (G20)
Maximum
kg/h
75.6
111.6
144
169.2
Maximum flue gas temperature
Minimum
°C
92
76
70
70
Tab.4
Electrical characteristics
Unit
POWER HT+
1.50
POWER HT+
1.70
POWER HT+
1.90
POWER HT+
1.110
Power supply voltage
VAC
230V 50Hz
230V 50Hz
230V 50Hz
230V 50Hz
Maximum absorbed power - Full load
W
100
117
146
185
Maximum absorbed power - Part load
W
24
24
24
24
Maximum absorbed power - Stand-by
W
2.7
3
3
3
Tab.5
Other characteristics
Unit
POWER HT+
1.50
POWER HT+
1.70
POWER HT+
1.90
POWER HT+
1.110
Ingress protection rating
IP21
IP21
IP21
IP21
Weight empty
kg
60
70
104
109
3.2.1 Other technical parameters
Tab.6
Technical parameters for boiler space heaters
Product name
POWER HT
+ 1.50
POWER HT
+ 1.70
POWER HT
+ 1.90
POWER HT
+ 1.110
Condensing boiler
Yes
Yes
Yes
Yes
Low-temperature boiler
(1)
No
No
No
No
B1 boiler
No
No
No
No
Cogeneration space heater
No
No
No
No
Combination heater
No
No
No
No
3 Technical specifications
7609475 - v04 - 15072015
POWER HT +
11