Grundfos CRN Series Product Guide

26
Performance curves/
Technical data
CR, CRI, CRN 1s
TM02 5741 1303
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Q [US GPM]
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
[ft]
H
0.0 0.5 1.0
Q [m³/h]
0
20
40
60
80
100
120
140
160
180
200
220
[m]
H
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
[ft]
H
CR 1s
60 Hz, 2-pole
CRI 1s
CRN 1s
-7
-2
-3
-4
-5
-6
-8
-9
-10
-11
-12
-13
-15
-17
-19
-21
-23
-25
-27
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Q [US GPM]
0.00
0.02
0.04
0.06
P2
[hp]
0
10
20
30
Eff
[%]
0.00
0.02
0.04
P2
[kW]
P2
Eff
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Q [US GPM]
0
5
10
15
NPSH
[ft]
0
2
4
[m]
H
0
5
10
15
[ft]
H
NPSHR
CR 1s, CRI 1s, CRN 1s

Grundfos CRN Series Specifications

General

Pump Type	Centrifugal, multistage
Material	Stainless steel (AISI 304 or 316)
Applications	Water supply, pressure boosting, industrial processes
Impeller Material	Stainless steel (AISI 304 or 316)
Connections	Flanged or threaded
Speed	2900 rpm
Temperature Range	-10°C to +120°C
Inlet/Outlet Size	DN 25 to DN 100