Crn - Grundfos CR Livret Technique

6
CRN 20 SF, 60 Hz
p H
[kPa] [m]
4000
400
360
320
3000
280
240
2000
200
160
120
1000
80
40
0 0
0
0
P2
[kW]
16
14
12
10
8
6
4
2
0
0
56

+ CRN 20-10

+ CRN 20-8
+ CRN 20-6
+ CRN 20-4
+ CRN 20-2
CRN(E) 20-9 SF
NPSH
4 8 12
2
4 8 12
16 20 24
4 6
16 20 24
CRN 20 SF, 60 Hz
CRN 20-9 SF
+CRN 20-
ISO 9906:1999 Annex A
28 32 Q [m³/h]
Q [l/s]
8 10
P2
Eta
28 32 Q [m³/h]
NPSH
[m]
8
4
0
Eta
[%]
80
70
60
50
40
30
20
10
0