Grundfos CRE Series Installation And Operating Instruction

English (US) Installation and operating instructions
Original installation and operating instructions
Table of contents
1. Limited warranty ..........................5
2. General information ........................5
2.1 Related instructions .........................5
2.2 Hazard statements..........................5
2.3 Notes ..................................5
2.4 Abbreviations and definitions ...................6
3. Product introduction........................6
3.1 Product description .........................6
3.2 Intended use of the product ....................6
3.3 Radio communication ........................6
3.4 Identification..............................7
3.5 Radio module .............................7
3.6 Bluetooth................................7
3.7 Battery .................................8
3.8 Safe Torque Off (STO) function ..................8
4. Receiving the product.......................8
4.1 Transporting the product ......................8
4.2 Inspecting the product........................8
4.3 Lifting the product ..........................8
5. Installation requirements .....................9
5.1 Installing the product in areas with high humidity .......9
5.2 Location ................................9
5.3 Minimum space............................9
6. Mechanical installation .....................10
6.1 Mounting the product .......................10
7. Electrical connection ......................12
7.1 Connecting an external switch ..................12
7.2 Power supply ............................12
7.3 Electrical supply systems .....................12
7.4 Protection against electric shock, indirect contact ......12
7.5 Cover for the power cables....................13
7.6 Protection against power supply voltage transients .....13
7.7 Motor protection ..........................13
7.8 Cable requirements ........................13
7.9 Additional protection ........................15
7.10 Functional modules ........................15
7.11 Signal relays ............................18
7.12 Signal cables ............................20
7.13 Bus connection cable .......................20
7.14 Installing a communication interface module .........21
8. Starting up the product .....................22
9. Control functions .........................23
9.1 User interfaces ...........................23
9.2 Operating panels, HMI 200 and 201 ..............23
9.3 Operating panels, HMI 300 and 301 ..............25
9.4 Grundfos GO ............................30
9.5 Grundfos GO Link .........................33
9.6 Grundfos Eye ............................34
10. Setting the product........................36
10.1 Setpoint ...............................36
10.2 Operating mode ..........................36
10.3 Set manual speed .........................36
10.4 Set user-defined speed ......................36
10.5 Control mode ............................36
10.6 Setting the proportional pressure ................39
10.7 FLOWLIMIT .............................39
10.8 Automatic Night Setback .....................39
10.9 Analog inputs ............................40
10.10 Pt100/1000 inputs .........................41
10.11 Digital inputs ............................42
10.12 Digital inputs/outputs .......................43
10.13 Signal relay (Relay outputs) ...................44
10.14 Analog output ............................44
10.15 Controller (Controller settings) ..................45
10.16 Operating range ..........................46
10.17 External setpoint function .....................46
10.18 Predefined setpoints........................47
10.19 Temperature influence.......................48
10.20 Limit-exceeded function......................48
10.21 LiqTec (LiqTec function) ......................49
10.22 Stop function (Low-flow stop function) .............49
10.23 Stop at min. speed .........................50
10.24 Pipe filling function .........................51
10.25 Pulse flowmeter (Pulse flowmeter setup) ...........51
10.26 Ramps ................................51
10.27 Direction of rotation ........................52
10.28 Skip band ..............................52
10.29 Standstill heating ..........................52
10.30 Alarm handling ...........................52
10.31 Motor bearing monitoring .....................52
10.32 Service intervals ..........................52
10.33 Communication ...........................52
10.34 Language ..............................54
10.35 Date and time (Set date and time) ...............54
10.36 Unit configuration (Units) .....................54
10.37 Buttons on product (Enable/disable settings) .........54
10.38 Delete history ............................54
10.39 Define Home display .......................54
10.40 Display settings...........................54
10.41 Store settings (Store actual settings) ..............54
10.42 Recall settings (Recall stored settings).............54
10.43 Undo .................................54
10.44 Pump name .............................54
10.45 Connection code ..........................54
10.46 Run start-up guide .........................55
10.47 Alarm log...............................55
10.48 Warning log .............................55
10.49 Assist .................................55
10.50 Assisted pump setup .......................55
10.51 Setup, analog inputs........................55
10.52 Setting of date and time......................55
10.53 Multipump function .........................56
10.54 Description of control mode ...................58
10.55 Assisted fault advice........................58
10.56 Priority of settings .........................59
10.57 Factory settings for Grundfos GO ................60
11. Servicing the product ......................61
11.1 Maintenance ............................62
12. Taking the product out of operation .............62
13. Fault finding ............................63
14. Technical data ...........................63
14.1 Operating conditions........................63
14.2 Technical data, three-phase motors ..............63
14.3 Inputs and outputs .........................64
14.4 Other technical data ........................65
14.5 Accessories .............................67
14.6 Applicable standards .......................68
15. Disposing of the product ....................68
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English (US)

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