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English (GB) Installation and operating instructions
Original installation and operating instructions
CONTENTS
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6.1
6.2
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11.1
11.2
11.3
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Prior to installation, read these installation
and operating instructions. Installation and
operation must comply with local
regulations and accepted codes of good
practice.
1. Symbols used in this document
Warning
Page
If these safety instructions are not
observed, it may result in personal injury.
5
5
Warning
6
If these instructions are not observed, it
may lead to electric shock with consequent
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risk of serious personal injury or death.
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7
If these safety instructions are not
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Caution
observed, it may result in malfunction or
damage to the equipment.
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Notes or instructions that make the job
Note
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easier and ensure safe operation.
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2. General description
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To ensure reliable and optimum operation, Grundfos
dewatering pumps, type DWK, are designed with two
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types of impeller:
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•
0.75 - 15 kW models have semi-open impeller
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•
22 and 90 kW models have enclosed impeller.
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DWK pumps are used for removal of surface and
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underground water in small and medium systems.
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DWK pumps can be controlled via the pump
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controllers GU01 and GU02. For further information,
see data sheet for GU01/GU02 module at
www.grundfos.com.
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