Grundfos DWK O.10.80.37, Инструкция по установке и эксплуатации

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English (GB) Installation and operating instructions
Original installation and operating instructions
These installation and operating instructions
describe Grundfos DWK pumps, 0.75 - 90 kW.
Sections 1-5 give the information necessary to be
able to unpack, install and start up the product in a
safe way.
Sections 6-11 give important information about the
product, as well as information on service, fault
finding and disposal of the product.
CONTENTS
Page
1. General information
1.1 Target group
These installation and operating instructions are
intended for professional installers.
1.2 Hazard statements
The symbols and hazard statements below may
appear in Grundfos installation and operating
instructions, safety instructions and service
instructions.
The hazard statements are structured in the
following way:
1. General information 2
1.1 Target group 2
1.2 Hazard statements
2
1.3 Notes 3
2. Receiving the product 3
2.1 Inspecting the product 3
3. Installing the product
3
3.1 Mechanical installation
4
3.2 Electrical connection 6
3.3 Thermal protection 6
3.4 Frequency converter operation 8
4. Starting up the product 8
4.1 Operating modes
8
4.2 Checking the direction of rotation 9
4.3 Preparing for startup 10
4.4 Startup 10
5. Handling and storing the product 10
5.1 Handling
10
5.2 Storing the product 10
6. Product introduction 11
6.1 Product description 11
6.2 Applications and intended use 11
6.3 Improper operating methods
11
6.4 Approvals 11
6.5 Identification 12
7. Protection and control functions 13
7.1 Pump controllers 13
7.2 Level controllers
13
7.3 GU01 and GU02 13
7.4 Switches and sensors 13
8. Servicing the product 14
8.1 Safety instructions and requirements 14
8.2 Service documentation
14
8.3 Contaminated products 14
8.4 Maintenance 14
9. Fault finding the product 16
10. Technical data 17
10.1 Operating conditions
17
10.2 Dimensions and weights 17
11. Disposing of the product 17
Read this document before installing the
product. Installation and operation must
comply with local regulations and accepted
codes of good practice.
DANGER
Indicates a hazardous situation which, if
not avoided, will result in death or serious
personal injury.
WARNING
Indicates a hazardous situation which, if
not avoided, could result in death or
serious personal injury.
CAUTION
Indicates a hazardous situation which, if
not avoided, could result in minor or
moderate personal injury.
SIGNAL WORD
Description of hazard
Consequence of ignoring the warning.
- Action to avoid the hazard.