1.3
TECHNICAL DATA
Thermal power for heating
Nominal
Minimum
Thermal capacity
Nominal
Minimum
Energy yield marking (EEC 92/42)
NOx Class
Water content
Electricity absorption
Electrical insulation degree
Max. working pressure
Max. working temperature
Header tank
Capacity
Preload pressure
Heating regulation range
Sanitary water regulation range
Specific sanitary water flow capacity (EN 625)
Continuous sanitary water flow capacity ∆t 30°C
Minimum sanitary water flow capacity
Sanitary water pressure
Minimum/Maximum
Category
EC Certification
Type
Min/max fumes temperature
Min/max fumes flow capacity
Boiler/frame for built-in installation
Main gas nozzles
Quantity
Methane (G20)
LPG (G30 - G31)
Gas flow capacity
(1)
Methane (G20)
Butane (G30)
Propane (G31)
Burners gas pressure
Methane (G20)
Butane (G30)
Propane (G31)
Gas supply pressure
Methane (G20)
Butane (G30)
Propane (G31)
(1) Gas flow capacities refer to the lower calorific value of pure gases in standard conditions at 15°C - 1013 mbar, and may, therefore, differ from real values according to the composition of
the gas and the environmental conditions
54
25 BF TS
kW
kcal/h
20.400
kW
kcal/h
kW
kW
l
W
IP X4D
bar
°C
l
bar
°C
40÷80
°C
35÷60
l/min
l/min
l/min
bar
0,50/7
n°
1312BQ4538
B
/ C
22-52
°C
110/145
gr/s
14,9/16,4
kg
36/25
n°
ø mm
ø mm
m
3
st/h
kg/h
kg/h
mbar
2,0÷ 11,8
mbar
4,8÷28,5
mbar
6,3÷36,5
mbar
mbar
28-30
mbar
23,7
8,8
7.600
25,5
10,2
3
4,4
120
3
85
7,5
1
11,0
11,3
2,4
II
2H3+
1312BQ4538
B
12-32-42-52-82
22-52
12
1,30
0,77
2,70
2,01
1,98
20
37
30 BF TS
28,0
24. 1 00
10,7
9.200
30,0
12,0
3
4,4
140
IP X4D
3
85
7,5
1
40÷80
35÷60
13, 1
13,4
2,4
0,65/7
II
2H3+
/ C
12-32-42-52-82
109/133
18,2/19,4
37/25
14
1,30
0,77
3, 1 7
2,37
2,33
2, 1 ÷ 12,0
5,0÷28,5
6,5÷36,5
20
28-30
37