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4.2 General view and main components
44
275
10
7
11
126
11
fig. 23 - Main components
Key
7
Gas inlet
10
System delivery
11
System return
44
Gas valve
126
Fume thermostat
273
Pilot burner assembly
275
Heating system drain cock
12
EN
4.3 Technical data table
The column on the right gives the abbreviation used on the technical data plate.
Data
Model
Number of elements
Max. heating capacity
Min. heating capacity
Max. Heat Output in heating
Min. Heat Output in heating
Burner nozzles G20
Gas supply pressure G20
Max. pressure at burner (G20)
Min. pressure at burner (G20)
273
Max. gas delivery G20
Min. gas delivery G20
Burner nozzles G31
Gas supply pressure G31
Max. pressure at burner (G31)
Min. pressure at burner (G31)
Max. gas delivery G31
Min. gas delivery G31
Fume temperature Pmax
Fume temperature Pmin
Fume flow rate Pmax
Fume flow rate Pmin
Efficiency class Directive 92/42 EEC
NOx emission class
Max. working pressure in heating
Min. working pressure in heating
Max. heating temperature
Heating water content
Protection rating
Power supply voltage
Electrical power input
Empty weight
Type of unit
PIN CE
10
7
cod. 3540L893 - Rev. 01 - 03/2018
ERA F 23 - 32 - 45 - 56
Unit
Value
Value
ERA F 23
ERA F 32
3
4
kW
25.3
34.9
kW
10.1
14.9
kW
23.0
32.0
kW
8.8
13.0
no. x Ø
2 x 2.80
3 x 2.80
mbar
20.0
20.0
mbar
15.0
13.0
mbar
2.5
2.5
3
2.68
3.69
m
/h
3
1.07
1.58
m
/h
no. x Ø
2 x 1.75
3 x 1.75
mbar
37.0
37.0
mbar
35.0
31.0
mbar
6.0
6.0
kg/h
1.98
2.73
kg/h
0.79
1.17
°C
129
130
°C
95
94
g/s
17.3
24.3
g/s
15.0
23.0
-
-
bar
bar
°C
liters
9.1
11.6
IP
V/Hz
230V/50Hz
W
kg
106
136
B11-BS
0085BM0383
Value
Value
ERA F 45
ERA F 56
5
6
49.5
61.6
(Q)
19.7
24.5
(Q)
45.0
56.0
(P)
17.2
21.6
(P)
4 x 2.80
5 x 2.80
20.0
20.0
15.0
15.0
2.5
2.5
5.24
6.52
2.08
2.59
4 x 1.75
5 x 1.75
37.0
37.0
35.0
35.0
6.0
6.0
3.88
4.82
1.54
1.92
130
133
95
95
31.5
40.9
28.3
37.9
2
NOx
6
PMS
0.8
95
tmax
14.1
16.6
X0D
15
164
191
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