Crn 20 Sf, 50 Hz - Grundfos CR Livret Technique

6

CRN 20 SF, 50 Hz

p H
[kPa] [m]
480
440
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
30
+CRN 20-17
+CRN 20-14
+CRN 20-12
+CRN 20-10
+CRN 20-7
+CRN 20-5
+CRN 20-3
CRN(E) 20-16 SF
NPSH
2 4 6 8 10
1 2
2 4 6 8 10
12 14 16 18 20
3 4 5
12 14 16 18 20
CRN 20 SF, 50 Hz
CRN 20-16 SF
+CRN 20-
ISO 9906:1999 Annex A
22 24 26 28 Q [m³/h]
6 7 8 Q [l/s]
P2
Eta
Q [m³/h]
22 24 26 28
NPSH
[m]
8
4
0
Eta
[%]
80
70
60
50
40
30
20
10
0