Grundfos CRE 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 CRE Series Specifications

General

Motor Type	Asynchronous
Enclosure Class	IP55
Insulation Class	F
Series	CRE
Protection Class	IP55
Material	Stainless Steel
Applications	Water Supply, Pressure Boosting, Irrigation
Pumped liquid	Clean liquids
Approvals	CE
Voltage	380-415V
Connection Size	DN 32 to DN 100
Efficiency	IE3 Premium Efficiency
Power Supply	3-phase
Liquid Temperature Range	-10°C to +120°C
Temperature Range	-10°C to +120°C