Ferroli BLUEHELIX 25 K 50 Instrucciones De Uso, Instalación Y Mantenimiento página 44

5.4 Diagrams
Circulating pump head / pressure losses
H [m H O]
2
6
C
5
4
3
2
B
1
0
0 0.5 1
fig. 28 - Circulating pump head / Pressure losses BLUEHELIX 25 K 50
A = Boiler pressure losses - B = Circulating pump min. speed - C = Circulating pump
max. speed
For correct modulation, the speed selector on the pump must be set to III.
A
44
EN
A
1.5 2 2.5
Q [l/h]
cod. 3541H130 - Rev. 00 - 09/2015
BLUEHELIX 25 K 50
Data
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)
Max. heating capacity in hot water production
Min. heating capacity in hot water production
Max. Heat Output in hot water production
Min. Heat Output in hot water production
Efficiency Pmax (80-60°C)
Efficiency Pmin (80-60°C)
Efficiency Pmax (50-30°C)
Efficiency Pmin (50-30°C)
Efficiency 30%
3
Efficiency class Directive 92/42 EEC
NOx emission class
Gas supply pressure G20
Max. gas delivery G20
Min. gas delivery G20
CO max. G20
2
CO min. G20
2
Gas supply pressure G31
Max. gas delivery G31
Min. gas delivery G31
CO max. G31
2
CO min. G31
2
Max. working pressure in heating
Min. working pressure in heating
Max. heating temperature
Heating water content
Heating expansion tank capacity
Heating expansion tank prefilling pressure
Max. working pressure in hot water production
Min. working pressure in hot water production
DHW content
DHW expansion tank capacity
DHW expansion tank prefilling pressure
DHW flow rate Dt 30°C
DHW flow rate Dt 30°C
Protection rating
Power supply voltage
Electrical power input
Empty weight
Type of unit
PIN CE
Unit BLUEHELIX 25 K 50
kW 25.0
kW 5.8
kW 24.5
kW 5.7
kW 26.5
kW 6.2
kW
27.5
kW 5.8
kW 27.0
kW 5.7
% 98.0
% 97.8
% 106.1
% 107.5
% 108.8
-
- 5
mbar 20
3 2.91
m /h
3
0.61
m /h
%
9.20
%
8.70
mbar 37
kg/h 2.15
kg/h 0.45
%
10.70
%
9.80
bar 3
bar 0.8
°C 90
litres 1.7
litres 8
bar 0.8
bar 9
bar 0.3
litres 50
litres 2
bar 3
l/10min 175
l/h 820
IP X5D
V/Hz 230V/50Hz
W 0
kg 5
C13-C23-C33-C43-C53-C63-C83-B23-B33
0461CM0988
(Q)
(Q)
(P)
(P)
(NOx)
(PMS)
(tmax)
(PMW)
(D)