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Grundfos CRE Series Product Guide

Grundfos CRE Series
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Contents
2
Mission
Product overview
Introduction 4
Product range 6
Applications 8
Pump 9
9
Motor 9
Terminal box positions 10
Ambient temperature 10
Viscosity 10
Product overview for E-pumps
Examples of E-pump applications 11
Control of E-pumps
Control options of E-pumps 12
Control modes for E-pumps 12
Construction
CR(E) 1s, 1, 3, 5, 10, 15 and 20 14
CRI(E), CRN(E) 1s, 1, 3, 5, 10, 15 and 20 14
CR(E) 32, 45, 64 and 90 15
CRN(E) 32, 45, 64 and 90 15
CR(E) 120 and 150 16
CRN(E) 120 and 150 16
Type keys and codes
Type keys 17
Codes 17
Operating and inlet pressure
Maximum operating pressure and temperature range 18
Operating range of the shaft seal 19
Maximum inlet pressure 20
Selection and sizing
Selection of pumps 21
How to read the curve charts 25
Guidelines to performance curves 25
Performance curves/
Technical data
CR, CRI, CRN 1s 26
CR(E), CRI(E), CRN(E) 1 30
CR(E), CRI(E), CRN(E) 3 34
CR(E), CRI(E), CRN(E) 5 38
CR(E), CRI(E), CRN(E) 10 42
CR(E), CRI(E), CRN(E) 15 46
CR(E), CRI(E), CRN(E) 20 50
CR(E), CRN(E) 32 54
CR(E), CRN(E) 45 57
CR(E), CRN(E) 64 60
CR, CRN 90 63
CR, CRN 120 66
CR, CRN 150 69
Motor data
Standard motors in the CR range 72
TEFC motors 72
ODP motors 73
2 Pole MLE motors 73
Pumped liquids
Pumped liquids 74
List of pumped liquids 74
Accessories
Pipework connection 77
Sensors for CRE, CRIE, CRNE 82
Gauges for CRE, CRIE, CRNE 82
Variants
Lists of variants - on request 83
Motors 83
Connections and other variants 83
Shaft seals 83
Pumps 83
Quotation text
WebCAPS 89
WinCAPS 90

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Grundfos CRE Series Specifications

General IconGeneral
Motor TypeAsynchronous
Enclosure ClassIP55
Insulation ClassF
SeriesCRE
Protection ClassIP55
MaterialStainless Steel
ApplicationsWater Supply, Pressure Boosting, Irrigation
Pumped liquidClean liquids
ApprovalsCE
Voltage380-415V
Connection SizeDN 32 to DN 100
EfficiencyIE3 Premium Efficiency
Power Supply3-phase
Liquid Temperature Range-10°C to +120°C
Temperature Range-10°C to +120°C

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