Grundfos CR Serie Livret Technique page 123

CR, CRI, CRN, CRT, CRE, CRIE, CRNE, CRTE
Pompes CR avec moteur 4 pôles, 50 Hz : CR, CRN 125
p H
[kPa] [m]
-12
95
900 -11
90
85
-10
800
80
-9
75
700
70
-8
65
600
60
-7
55
-6
500
50
45
-5
400
40
-4
35
300
30
-3
25
200
20
-2
15
-1
100
10
5
0 0
0 5 10
0 2
P2 P2
[hp] [kW]
1.6
2.0
1.2
1.5
0.8
1.0
0.4
0.5
0.0 0.0
0 5 10
p H
[kPa] [m]
QH IS 1475 rpm
1/1
80
8
QH IS 1475 rpm
2/3
60
6
40
4
20 2
0 0
0 5 10
15 20 25 30 35 40
4 6 8 10
15 20 25 30 35 40
15 20 25 30 35 40
CR, CRN 125
ISO 9906:2012 Grade 3B
45 50 55 60 65
12 14 16 18
Eta 1475 rpm
45 50 55 60 65
45 50 55 60 65
50 Hz
70 75 80 Q [m³/h]
20 22 Q [l/s]
Eta
[%]
80
60
P2 IS 1475 rpm
1/1
40
P2 IS 1475 rpm
2/3
20
0
70 75 80 Q [m³/h]
NPSH
[m]
NPSH 1475 rpm
2.0
1.5
1.0
0.5
0.0
70 75 80 Q [m³/h]
12
123