16
EN
5.9
Circulation pump
The flow-head performance curve available for the heating system
is shown in the graph below.
RESIDUAL HEAD (mbar)
0
0
800 1000 1200 1400
1600
600
400
200
100
200
300
400
500
600
40 BF
FLOW (l/h)
Fig. 11
The flow-head performance curve available for the remote hot
water tank coil is shown in the graph below.
RESIDUAL HEAD (mbar)
0
0
800
1000
1400
1200
600
400
200
100
200
300
400
500
600
FLOW (l/h)
Fig. 12
m
CAUTION
The appliance is equipped with a by-pass which ensures
water circulation in the boiler when the thermostatic
valves or cocks are used in the system.