60
55
50
45
40
35
30
25
20
18
16
14
12
10
8
6
4
2
1000
1100
PT
Head pressure
1
Inlet valve pressure F10 (MBC 5000 VEF)
2
Inlet valve pressure F8 (MBC 1900 VEF)
3
Inlet valve pressure F9 (MBC 3100 VEF)
60
55
50
45
40
35
30
25
20
18
16
14
12
10
8
6
4
2
1000
1100
PT
Head pressure
1
Inlet valve pressure F8 (MBC 1900 VEF)
1500
2000
1500
2000
2
3
1
PT
2500
3000
2900
1
PT
2500
3000
2900
37
KW
KW