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Boiler model FS
Category
Maximum heat input (net/gross)
Minimum heat input (net/gross)
Maximum heat output 75/60°C
Maximum heat output 50/30°C
Minimum heat output 75/60°C
Minimum heat output 50/30°C
Useful efficiency according to 92/42/CEE directive
Central heating system max. pressure
Heating circuit temperature range
Flue type
Flue duct diameter
Max. flue mass flow rate
Min. flue mass flow rate
Max. flue temperature
NOx class
Type of gas used
Natural gas feeding pressure 2H
Propane gas feeding pressure 3P
Gas Consumption (NG)
Minimum Operating Pressure
High Level Ventilation to BS6644 boiler room
Low Level Ventilation to BS6644 boiler room
Mechanical inlet to BS6644
Water Flow at 20°K Δt
Hydraulic Resistance at 20°K Δt
Cold Feed Size to BS6644
Safety valve size to BS6644 (open vent)
Open vent BS6644
Maximum Flow Temperature
Water Content
Power supply voltage
Power supply frequency
Rated power supply
Net weight
Dimensions
* C53 (only with air intake kit)
InstructIons pertaInInG to the InstaLLer
22. technical data
kW
87,2-96,7
kW
33,1-36,7
kW
kcal/h
kW
kcal/h
kW
kcal/h
kW
kcal/h
—
bar
°C
—
mm
kg/s
kg/s
°C
—
—
—
mbar
mbar
m
/hr
3
Bar
cm
2
cm
2
m
/sec
3
lit/sec
kPa
mm
mm
mm
°C
lit
V
Hz
W
kg
height
mm
width
mm
depth
mm
40
90
105
II
II
2H3P
2H3P
102,7-113,8 123,2-136,6
36,8-40,8
85
100
73100
86000
91,6
107,8
78776
92708
32,2
35,8
27692
30788
34,9
38,8
30014
33368
★★★★
★★★★
4
4
25÷80
25÷80
B23 - B23P - C53*
100
100
0,041
0,049
0,016
0,018
78
80
5
5
G20
G20
G31
G31
20
20
37
37
9,26
10,9
1
1
174,4
205,4
348,8
410,8
0,067
0,08
1,02
1,19
25
25
25
25
19
19
32
32
85
85
13,7
21
230
230
50
50
100
160
75
83
850
850
450
450
801
871
130
160
II
II
2H3P
2H3P
154-170,7
40-44,3
41,5-46,02
120
150
103200
129000
129,7
162
111542
139320
39
40,4
33540
34744
42,1
43,7
36206
37582
★★★★
★★★★
4
4
25÷80
25÷80
100
100
0,058
0,073
0,019
0,020
77
75
5
5
G20
G20
G31
G31
20
20
37
37
13,8
16,35
1
1
246,4
308
492,8
616
0,1
0,12
1,44
1,80
22
21
25
32
19
19
32
32
85
85
23,3
25,3
230
230
50
50
135
235
95
103
850
850
450
450
1014
1132
912.823.1 - GB
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