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Grundfos CRIE Installation And Operating Instrictions
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GRUNDFOS
INSTRUCTIONS
CRE, CRIE, CRNE, SPKE, CRKE,
MTRE, CME
Grundfos E-pump
s with MLE fre
quency-controlled, asynchronous
motors
Installation and op
erating instructions
2
Table of Contents
Limited Warranty
2
Table of Contents
2
2 Symbols Used in this Document
3
3 General Information
3
4 General Description
3
Pumps Without Factory-Fitted Sensor
3
Pumps with Pressure Sensor
3
Settings
3
5 Mechanical Installation
3
Motor Cooling
3
Outdoor Installation
3
6 Electrical Connection
4
Single-Phase Pumps
4
Three-Phase Pumps, 1.5 - 10 Hp
4
Three-Phase Pumps, 15-30 Hp
6
Signal Cables
9
E-Pump Electrical Connections
9
Bus Connection Cable
10
7 Modes
10
Overview of Modes
10
Operating Mode
10
Control Mode
10
8 Setting up the Pump
11
Factory Setting
11
9 Setting by Means of Control Panel
11
Setting of Operating Mode
12
Setpoint Setting
12
10 Setting by Means of R100
12
Menu OPERATION
14
Menu STATUS
15
Menu INSTALLATION
16
Typical Display Settings for Constant-Pressure E-Pumps
23
Typical Display Settings for Analog-Input E-Pumps
24
Grundfos GO Remote
25
11 Setting by Means of PC Tool E-Products
26
12 Priority of Settings
26
13 External Forced-Control Signals
26
Start/Stop Input
26
Digital Input
27
14 External Setpoint Signal
27
15 Bus Signal
28
16 Other Bus Standards
28
17 Indicator Lights and Signal Relay
28
18 Emergency Operation (Only 15-30 Hp)
30
19 Insulation Resistance
31
20 Maintenance and Service
31
Cleaning of the Motor
31
Relubrication of Motor Bearings
31
Replacement of Motor Bearings
31
Replacement of Varistor (Only 15-30 Hp)
31
Service Parts and Service Kits
31
21 Technical Data - Three-Phase Pumps, 1.5 - 10 Hp
31
Supply Voltage
31
Overload Protection
31
22 Technical Data - Three-Phase Pumps, 15-30 Hp
32
Supply Voltage
32
Overload Protection
32
Leakage Current
32
Inputs/Output
32
Other Technical Data
33
23 Disposal
33
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Installation And Operating Instructions
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Grundfos CRIE Specifications
General
Frequency
50/60 Hz
Material
Stainless Steel
Flow Rate
Up to 120 m³/h
Pumped Liquid
Clean, non-aggressive liquids
Voltage
220-240 V / 380-415 V
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