Appendix
19
Pressure Drop Information
Pressure drop on domestic hot water side
Pressure drop on heating water side
(secondary circuit)
(primary circuit)
79 USG / 300 ltr and 120 USG / 450 ltr storage capacities
53 USG / 200 ltr storage capacity
5285
545
v1
.1
Pr
essur
e
dr
op
Waterflow
ltr/min
GPM
8
20
“w
.c
.
mb
ar
67
18
0.8
2
1.2
3
1.6
4
2
5
2.4
6
3.2
8
4
10
0.4
1
8
2.2
13
3.5
17
4.4
33
8.8
10
2.6
50
13
100
26
83
22
40 100
32 80
24 60
20 50
16 40
12 30
Pr
essur
e
dr
op
Waterflow
ltr/h
GPM
“w
.c
.
mb
ar
16
40
20
50
24
60
32
80
40
100
80
200
120
300
160
400
200
500
1.6
4
2
5
2.4
6
3.2
8
4
10
8
20
12
30
2.
2
500
2.
6
600
3.
5
800
4.
4
1
000
9
2
000
13
3
000
18
4
000
22
5
000
26
6
000
31
7
000
