Ferroli ECONCEPT 51 A Instructions D'utilisation, D'installation Et D'entretien page 48

5.4 Technical data table
The column on the right gives the abbreviation used on the dataplate.
Data Unit
Max. heating capacity
Min. heating capacity
Max. Heat Output in heating (80/60°C)
Min. Heat Output in heating (80/60°C)
Max. Heat Output in heating (50/30°C)
Min. Heat Output in heating (50/30°C)
Efficiency Pmax (80-60°C)
Efficiency Pmin (80-60°C)
Efficiency Pmax (50-30°C)
Efficiency Pmin (50-30°C)
Efficiency 30%
Gas supply pressure G20 mbar
Max. gas delivery G20
m
Min. gas delivery G20
m
Gas supply pressure G31 mbar
Max. gas delivery G31 kg/h
Min. gas delivery G31 kg/h
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 litres
Protection rating
Power supply voltage V/Hz
Electrical power input
Empty weight
Type of unit
PIN CE
48
EN
Value
kW 49.8
kW 11.2
kW 48.8
kW 11.0
kW 53.0
kW 12.0
% 98.0
% 98.5
% 106.4
% 107.5
% 109
20
3
5.27
/h
3
1.19
/h
37
3.9
0.88
-
- 5
bar 6
bar 0.8
°C 95
2.7
IP X5D
230V/50Hz
W 147
kg 57
C13-C23-C33-C43-C53-C63-C83-B23-B33
0461BS0878
cod. 3541H790 - Rev. 00 - 12/2015
5.5 Diagrams
Circulating pump head / pressure losses
H [m H O]
2
9
B
(Q)
8
(Q)
(P)
7
(P)
6
5
4
3
2
A
1
0
0 500
A Boiler pressure losses
B Circulating pump max. speed
(NOx)
(PMS)
(tmax)
ECONCEPT 51 A
1.000 1.500 2.000
Q [l/h]
fig. 36
2.500