Grundfos CR 155 - Page 24

CRN 125
5
24
CR, CRN 95-155Performance curves and technical data
CRN 125
CRN 125
The maximum pump efficiency (Eta) is based on a three-stage pump.
TM06 5540 3718
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800
Q [US GPM]
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
800
850
900
950
1000
1050
[ft]
H
0 20 40 60 80 100 120 140 160 180
Q [m³/h]
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
320
[m]
H
CRN 125
60 Hz
ISO 9906:2012 Grade 3B
-3-1
-4-1
-5-1
-6-1
-4
-4-2
-5
-5-2
-6
-6-2
-7-2
-1
-1-1
-2
-2-1
-2-2
-3
-3-2
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800
Q [US GPM]
0
10
20
30
40
[hp]
P2
0
20
40
60
80
[%]
Eff
0
5
10
15
20
25
[kW]
P2
P2
1/1
IS 3550 rpm
P2
2/3
IS 3550 rpm
Eff 3550 rpm
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800
Q [US GPM]
0
40
80
120
160
[ft]
H
0
10
20
30
40
[m]
H
0
10
20
30
40
[ft]
NPSH
0
2
4
6
8
10
12
[m]
QH
1/1
IS 3550 rpm
QH
2/3
IS 3550 rpm
NPSH 3550 rpm