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Version 2.6v-12/2022
© Verder Liquids B.V
Dura 5 - 35 series - Operating manual
Original instructions (en)
1. Declaration of Conformity ..................................................................................................................................5
2. About this Document ..........................................................................................................................................7
2.1 Target Groups ............................................................................................................................................................ 7
2.2 Warnings and symbols used in this manual ............................................................................................................... 7
3. Safety ..................................................................................................................................................................8
3.1 Intended Use .............................................................................................................................................................. 8
3.2 General Safety Instructions ........................................................................................................................................ 8
3.2.1 Product Safety ........................................................................................................................................... 8
3.2.2 Obligation of the Operating Company........................................................................................................ 8
3.2.3 Obligation of Personnel.............................................................................................................................. 9
3.3 Specic Hazards ........................................................................................................................................................ 9
3.3.1 Hazardous Pumped Liquids ....................................................................................................................... 9
3.3.2 Sharp Edges .............................................................................................................................................. 9
3.3.3 ATEX Environment ..................................................................................................................................... 9
4. Transport, Storage and Disposal .....................................................................................................................10
4.1 Transport .................................................................................................................................................................. 10
4.1.1 Unpacking and Inspection on Delivery..................................................................................................... 10
4.1.2 Lifting ....................................................................................................................................................... 10
4.2 Storage Conditions................................................................................................................................................... 10
4.3 Interim Storage After Using the Pump...................................................................................................................... 10
4.4 Interim Storage Before Using the Pump .................................................................................................................. 10
4.5 Disposal ....................................................................................................................................................................11
5. Layout and Function ......................................................................................................................................... 11
5.1 Design Details ...........................................................................................................................................................11
5.2 Labelling ....................................................................................................................................................................11
5.2.1 Name Plate ...............................................................................................................................................11
5.3 Layout ...................................................................................................................................................................... 12
5.3.1 Dura MK IV 5, 7 and 10 Exploded View ................................................................................................... 12
5.3.2 Dura MK III 15, 25 and 35 Exploded View ............................................................................................... 13
5.4 Bearings and Lubrication ......................................................................................................................................... 13
6. Installation and Connection .............................................................................................................................14
6.1 Preparing for Installation .......................................................................................................................................... 14
6.1.1 Checking the Ambient Conditions ............................................................................................................ 14
6.1.2 Preparing the Installation Site .................................................................................................................. 14
6.1.3 Preparing the Foundation and Surface .................................................................................................... 14
6.2 Installation at Site ..................................................................................................................................................... 14
6.3 Planning the Pipes ................................................................................................................................................... 15
6.3.1 Specifying Supports and Flange Connections ......................................................................................... 15
6.3.2 Specifying Nominal Diameters ................................................................................................................. 15
6.3.3 Specifying Pipe Lengths .......................................................................................................................... 15
6.3.4 Optimising Cross-Section of Pipe Work ................................................................................................... 15
6.3.5 Providing Safety and Control Devices (recommended) ........................................................................... 15
6.4 Electrical Connection ............................................................................................................................................... 16
6.4.1 Installing the Gear Motor Unit (where not supplied)................................................................................. 16
6.4.2 Connecting to Power Supply.................................................................................................................... 16
6.5 Installing the Hose.................................................................................................................................................... 16
6.6 Flange Assembly ...................................................................................................................................................... 17
6.6.1 Solid Flange Assembly (Dura 5, 7, 10) .................................................................................................... 17
6.6.2 Split Flange Assembly (Dura 5, 7, 10) .................................................................................................... 17
6.6.3 Dura MK IV 5, 7, 10 - Hose and Flange Assembly .................................................................................. 17
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