Ferroli ATLAS D ECO 34 COND SI UNIT Instructions D'utilisation, D'installation Et D'entretien page 44

5.3 Pressure loss
Circulating pumps Head/Pressure loss
A = Boiler pressure loss
1 -2 - 3 = Circulating pump speed
H [m H
8
7
6
5
4
3
2
1
0
5.4 Technical data table
Data
Model
Number of elements
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%
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 flow rate Dt 25°C
DHW flow rate Dt 30°C
Protection rating
Power supply voltage
Electrical power input
Empty weight
Combustion chamber length
Combustion chamber diameter
Pressure losses, fume side
44
EN
O]
2
3
2
1
0 0.5
cod. 3541Q472 - Rev. 00 - 06/2021
ATLAS D ECO 34 COND SI UNIT
1 1.5
3
Q [m /h]
fig. 45 - Pressure losses
Unit
no.
kW
kW
kW
kW
kW
kW
%
%
%
%
%
bar
bar
°C
litres
litres
bar
bar
bar
litres
l/min
l/min
IP
V/Hz
W
kg
mm
mm
mbar
A
2 2.5
Value
ATLAS D ECO 34 COND SI UNIT
3
33.0
16.3
32.0
16.0
33.8
17.0
97.2
97.8
102.6
103.7
103.6
3
0.8
100
21
10
1
9
0.3
0.5
18.9
15.8
X0D
230/50
240
180
350
300
0.12
3
(Q)
(Q)
(P)
(P)
(P)
(P)
(PMS)
(tmax)
(PMW)