Grundfos CR Serie Livret Technique page 122

12
Pompes CR avec moteur 4 pôles, 50 Hz : CR, CRN 95
p H
[kPa] [m]
900
90
85
800
80
75
700
70
65
600
60
55
500
50
45
400
40
35
300
30
25
200
20
15
100 10
5
0 0
0
0
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
p H
[kPa] [m]
80
8
60
6
40
4
20 2
0 0
0
122
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
5 10 15 20
2 4 6
5 10 15 20
QH IS 1475 rpm
1/1
QH IS 1475 rpm
2/3
5 10 15 20
CR, CRI, CRN, CRT, CRE, CRIE, CRNE, CRTE
25 30 35 40 45
8 10 12
Eta 1475 rpm
25 30 35 40 45
25 30 35 40 45
CR, CRN 95
50 Hz
ISO 9906:2012 Grade 3B
50 55 60 Q [m³/h]
14 16 Q [l/s]
P2 IS 1475 rpm
1/1
P2 IS 1475 rpm
2/3
50 55 60 Q [m³/h]
NPSH 1475 rpm
50 55 60 Q [m³/h]
Eta
[%]
80
60
40
20
0
NPSH
[m]
2.0
1.5
1.0
0.5
0.0