Table Of Contents; General Information; Hazard Statements - Grundfos CUE Series Installation And Operating Instructions Manual

English (GB) Installation and operating instructions
Original installation and operating instructions
These installation and operating instructions describe the
Grundfos CU
E frequency converter.
Sections 1-7 provide the information necessary to be able to
install and start up the products in a safe way.
Sections 8-13 provide important information about operating the
setup, as well as information about fault finding and disposal of
the product.
CONTENTS
1. General information
1.1 Hazard statements
1.2 Notes
1.3 References
2. Product introduction
2.1 Product description
2.2 Intended use
2.3 Applications
2.4 Identification
3. Receiving the product
3.1 Transporting the product
3.2 Inspecting the product
3.3 Scope of delivery
4. Installation requirements
4.1 IT mains
4.2 Aggressive environment
4.3 Reduced performance under certain conditions
5. Mechanical installation
5.1 Enclosure types
5.2 Space requirements and air circulation
5.3 Mounting
5.4 Mounting on the floor
6. Electrical connection
6.1 Electrical protection
6.2 EMC-correct installation
6.3 RFI filters
6.4 Motor cable
6.5 Mains and motor connection
6.6 STO installation, optional
6.7 Connecting the signal terminals
6.8 Connecting the signal relays
7. Starting up the product
7.1 Switching on the product
7.2 Activating the optional STO function
8. Control functions
8.1 Operating panel
8.2 Menu overview
8.3 Operating modes
8.4 Control modes
9. Setting the product
9.1 First-time setup via the startup guide
9.2 Uploading or downloading of data
9.3 Asynchronous motor setup
9.4 Checking the motor rotation
9.5 Permanent-magnet motor setup
9.6 Synchronous reluctance motor setup
9.7 Automatic Energy Optimisation (AEO)
9.8 Local-control test
9.9 System startup
9.10 Resetting to default settings
10. Servicing the product
11. Fault finding the product
11.1 Overview of warnings and alarms
12. Technical data
12.1 Enclosure
12.2 Operating conditions
12.3 Mechanical data
2
12.4 Electrical data
12.5 Dimensions and weights
12.6 Miscellaneous data
13. Disposal
Read this document before installing the product.
Installation and operation must comply with local
regulations and accepted codes of good practice.

1. General information

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1.1 Hazard statements

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The symbols and hazard statements below may appear in
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Grundfos installation and operating instructions, safety
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instructions and service instructions.
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DANGER
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Indicates a hazardous situation which, if not avoided,
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will result in death or serious personal injury.
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WARNING
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Indicates a hazardous situation which, if not avoided,
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could result in death or serious personal injury.
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CAUTION
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Indicates a hazardous situation which, if not avoided,
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could result in minor or moderate personal injury.
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The hazard statements are structured in the following way:
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SIGNAL WORD
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Description of hazard
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Consequence of ignoring the warning.
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- Action to avoid the hazard.
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