Grundfos CR Serie Livret Technique page 138

12
Pompes CR avec moteur 4 pôles, 60 Hz : CR, CRN 125
p H
[kPa] [m]
150
-12
1400
140
-11
130
1200
-10
120
110
-9
1000
100
-8
90
-7
800
80
-6
70
-5
600
60
-4
50
400
40
-3
30
-2
200
20
-1
10
0 0
0
0
P2 P2
[hp] [kW]
4
5
3
4
3
2
2
1
1
0 0
0
p H
[kPa] [m]
120
12
80
8
40
4
0 0
0
138
5 10 15 20 25 30
2 4 6 8
5 10 15 20 25 30
QH IS 1775 rpm
1/1
QH IS 1775 rpm
2/3
5 10 15 20 25 30
CR, CRI, CRN, CRT, CRE, CRIE, CRNE, CRTE
35 40 45 50 55 60 65
10 12 14 16 18
35 40 45 50 55 60 65
35 40 45 50 55 60 65
CR, CRN 125
60 Hz
ISO 9906:2012 Grade 3B
70 75 80 85 90 Q [m³/h]
Q [l/s]
20 22 24 26
Eta 1775 rpm
P2 IS 1775 rpm
1/1
P2 IS 1775 rpm
2/3
70 75 80 85 90 Q [m³/h]
NPSH 1775 rpm
70 75 80 85 90 Q [m³/h]
Eta
[%]
80
60
40
20
0
NPSH
[m]
3
2
1
0