Parameters Of The Ecostream Cast Iron; Boilers; Pressure Drop On The Water Side; Logano Ge315 - Buderus Logano GE315 Technical Manual

2.4 Parameters of the Ecostream cast iron boilers
2.4.1

Pressure drop on the water side

The pressure drop on the water side is the pressure
differential between the flow and return connections. It
depends on the boiler size and the heating water flow
rate.

Logano GE315

Δp
[mbar]
H
100
10
a
d e
c
b
1
1 2 3 4 5
Fig. 9 Pressure drop on the water side of the
Ecostream cast iron boilers and Ecostream cast
iron boiler units Logano GE315
Δp
Pressure drop on the heating water side
H
V Heating water flow rate
H
a Boiler size 105 kW
b Boiler size 140 kW
c Boiler size 170 kW
d Boiler size 200 kW
e Boiler size 230 kW
6 720 646 864 (12/2010) – Technical guide Logano GE315, GE515 and GE615
10 20 30 40 50
V 3
m /h]
[
H
6 720 644 097-08.1il

Logano GE515

Δp
[mbar]
H
100
10
a
b
c
d
e
f
1
5 10
Fig. 10 Pressure drop on the water side of the
Ecostream cast iron boilers and Ecostream cast
iron boiler units Logano GE515
Δp
Pressure drop on the heating water side
H
V Heating water flow rate
H
a Boiler size 240 kW
b Boiler size 295 kW
c Boiler size 350 kW
d Boiler size 400 kW
e Boiler size 455 kW
f Boiler size 510 kW
Technical description
20 30 40 50
V 3
m /h]
[
H
6 720 644 097-09.1il
2
13