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Boiler model Wh
category
Nominal heat input (net/gross)
Reduced heat input (net/gross)
Rated heat output 75/60°C
-
Rated heat output 50/30°C
-
Reduced heat output 75/60°C
-
Reduced heat output 50/30°C
-
Useful efficiency according to 92/42/CEE directive
Useful efficiency max heat output 75/60 °C net/gross
Useful efficiency max heat output 50/30 °C net/gross
Useful efficiency 30% heat output
Central heating system max. pressure
Heating circuit temperature range
Type
Concentric flue duct diameter
Concentric air duct diameter
Twin-pipe flue duct diameter
Twin-pipe air duct diameter
Max. flue mass flow rate
Min. flue mass flow rate
Max. flue temperature
NOx class
NOx
Type of gas used
Natural gas pressure 2H
Propane gas pressure 3P
Gas Consumption (NG)
Gas Consumption (LPG)
Minimum Operating Pressure
High Level Ventilation to BS6644 boiler room
Low Level Ventilation to BS6644 boiler room
Water Flow at 20°C ∆t
Hydraulic Resistance at 20°C ∆t
Cold Feed Size to BS6644
Open vent size
Safety valve size to BS6644 (open vent system)
Water Content
Maximum Flow Temperature
Ventilation to BS5440
Power supply voltage
Power supply frequency
Rated power supply
Net weight
Dimensions
Protection-limit against humidity and water leakages (**)
(**) according to EN 60529
InstructIons pErtaInInG to thE
24. tecHnical data
kW
kW
kW
kcal/h
kW
kcal/h
kW
kcal/h
kW
kcal/h
—
%
%
%
bar
°C
—
mm
mm
mm
mm
kg/s
kg/s
°C
—
mg/kWh
—
—
mbar
mbar
m
/hr
3
m
/hr
3
Bar
cm
2
cm
2
lit/sec
kPa
mm
mm
mm
lit
°C
cm
2
V
Hz
W
kg
height
mm
width
mm
depth
mm
InstaLLEr
9
Wh 90
Wh 110
II
II
hp
hp
87.2 - 95.9
105 - 115.4
26.4 - 29.9
29.8 - 32.7
85
102
73,100
87,720
91.6
110.3
78,776
94,858
25.7
29
22,102
24,940
27.8
31.4
23,908
27,004
★★★★
★★★★
97.5 / 87.8
97.4 / 87.4
105.1 / 94.5
105 / 94.5
107.3
107.4
4
4
25÷80
25÷80
C13 - C33 - C43 - C53 - C63 - C83 - B23
110
110
160
160
110
110
110
110
0.041
0.050
0.013
0.015
74
79
5
5
36.9
32.9
G20
G20
G31
G31
20
20
37
37
9.22
11.1
3.56
4.29
0.5
0.5
174.4
205.4
348.8
410.8
1.02
1.25
25.42
23.72
25
25
32
32
19
19
13.7
21
85
85
N/A
N/A
230
230
50
50
150
200
94
98
950
950
600
600
650
650
IPX5D
IPX5D
91.550.1 - GB/IE
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