3.8
HEAD AVAILABLE TO SYSTEM
(fig. 14)
Residual. head. for. the. heating. system. is.
600
500
400
300
200
100
0
600
500
400
300
200
100
0
100
shown. as. a. function. of. rate. of. flow. in. the.
graph.in.fig..14..
200
400
200
400
600
800
1000
PORTATA.(l/h)
FLOW.RATE.(l/h)
600
800
1000
PORTATA.(l/h)
FLOW.RATE.(l/h)
30 T ErP
25 T - 35 T ErP
12 T ErP
1200
35 ErP
30 ErP
25 ErP
1200
Fig..14