Beretta POWER PLUS - Water Circuit and Pressure Drop; Water Circuit Diagram; Water-side Pressure Drop

INSTALLATION INSTRUCTION
10
Water-side pressure drop in the boiler
The
POWER PLUS Boiler does not come with a pump, which must be installed in the system.
When sizing the pump, refer to the water-side pressure drop in the boiler, as shown in the figure below.
MI RI GASSC2
SF
AA
1
2
3
4
5
6
7
8
SC1
9
0
PRESSURE DROP (mbar)
FLOW-RATE (l/h)
1200
1100
1000
900
800
700
600
500
400
300
200
100
0
250 500 750 1000 1250 1500 1750 2000 2250 30002500 2750
1 - Fan
2 - Gas valve
3 - Automatic vent valve
4 - Burner
5 - Heat exchanger
6 - Condensate drain trap
7 - Drain cock
8 - Water differential pressure
switch
9 - Safety valve (5,4 bar)
AA - Air intake
SF - Flue gas outlet
SC - Condensate drain
MI - Central heating flow outlet
RI - Central heating return inlet
GAS - Gas supply
Water Circuit