IVT C7 - Page 22

Technical information
6 720 643 409 (2010/03)
22
7.3.2 Diagram circulation pumps C6-C11
h Residual lift height
Q Flow
Heat transfer fluid (coll.) pump C6-C7 Heat transfer fluid (coll.) pump C9
Tab. 11
Heat transfer fluid (coll.) pump C11 Heat carrier pump C6-C11
Tab. 12
01234Q[m³/h]
0
1
2
3
4
5
6
7
8
0
10
20
30
40
50
60
70
80
H[m]H[kPa]
∆p-c
max.
6 720 641 855-35. 1I
0 1.00.40.2 0.6 0.8 1,2 Q[l/s]
01 23 4 5
Q[m³/h]
0
1
2
3
4
5
6
7
8
9
10
11
12
0
10
20
30
40
50
60
70
80
90
100
110
120
H[m]
6 720 641 855-36. 1I
0 1.00.40.2 0.6 0.8 1,2
Q[l/s]
H[kPa]
∆p-c
max.
0
2
4
6
8
10
12
14
0 2 4 6 8 10 Q[m³/h]
H[m]
6 720 641 855-37. 1I
0 2.510.5 1.5 2 3
Q[l/s]
0
20
40
60
80
100
120
140
H[kPa]
0
1
G
H
2
F
3
E
4
D
5
C
6
B
7
A
8
U = 10V (4450 rpm)
U = 9V (3990 rpm)
U = 8V (3520 rpm)
U = 7V (3060 rpm)
U = 6V (2590 rpm)
U = 5V (2200 rpm)
U = 4V (1660 rpm)
U = 3V (1200 rpm)
A-
B-
C-
D-
E-
F-
G-
H-
6 720 641 855-39. 1I
Q[m³/h]
H[m]
0
10
20
30
40
50
60
70
80
02.51.00.5 1.5 2.0 3.0 3.5 4.0
H[kPa]
0 1.00.40.2 0.6 0.8
Q[l/s]
Note the pressure loss when using
propylene glycol as anti-freeze