Table Of Contents; General Information; Hazard Statements; Notes - Grundfos SE Installation And Operating Instructions Manual

English (GB) Installation and operating instructions
Original installation and operating instructions

Table of contents

1. General information . . . . . . . . . . . . . 5
1.1 Hazard statements . . . . . . . . . . . . . . 5
1.2 Notes . . . . . . . . . . . . . . . . . . . . . 5
1.3 Target group. . . . . . . . . . . . . . . . . . 6
2. Product introduction . . . . . . . . . . . . 6
2.1 Product description . . . . . . . . . . . . . . 6
2.2 Intended use . . . . . . . . . . . . . . . . . 7
2.3 Pumped liquids . . . . . . . . . . . . . . . . 7
2.4 Identification. . . . . . . . . . . . . . . . . . 7
2.5 Approvals . . . . . . . . . . . . . . . . . . . 9
3. Receiving the product. . . . . . . . . . . . 11
3.1 Transporting the product . . . . . . . . . . . 11
3.2 Inspecting the product . . . . . . . . . . . . 11
3.3 Lifting the product . . . . . . . . . . . . . . . 11
4. Mechanical installation . . . . . . . . . . . 13
4.1 Foundation . . . . . . . . . . . . . . . . . . 13
4.2 Mounting the product . . . . . . . . . . . . . 14
4.3 Permanent, vertical, submerged
installation on auto coupling . . . . . . . . . 14
4.4 Permanent, vertical or horizontal, dry
installation . . . . . . . . . . . . . . . . . . . 15
4.5 Temporary, vertical, submerged
installation in a pit . . . . . . . . . . . . . . . 16
4.6 Level of pumped liquid . . . . . . . . . . . . 16
4.7 Torques for inlet and outlet flanges . . . . . . 18
5. Electrical connection . . . . . . . . . . . . 19
5.1 Frequency converter operation . . . . . . . . 20
5.2 Cable data. . . . . . . . . . . . . . . . . . . 20
5.3 Sensors . . . . . . . . . . . . . . . . . . . . 21
6. Startup . . . . . . . . . . . . . . . . . . . . 23
7. Storing the product . . . . . . . . . . . . . 24
8. Servicing and maintaining the product . . 24
8.1 Motor liquid check and change . . . . . . . . 25
8.2 Inspecting and adjusting the impeller
clearance . . . . . . . . . . . . . . . . . . . 26
8.3 Maintaining the explosion-proof SE, SL
pumps . . . . . . . . . . . . . . . . . . . . . 27
8.4 Contaminated pumps . . . . . . . . . . . . . 28
9. Troubleshooting . . . . . . . . . . . . . . . 29
10. Technical data . . . . . . . . . . . . . . . . 31
11. Disposing of the product . . . . . . . . . . 31

1. General information

Read this document before you install the
product. Installation and operation must
comply with local regulations and accepted
codes of good practice.

1.1 Hazard statements

The symbols and hazard statements below may
appear in Grundfos installation and operating
instructions, safety instructions and service
instructions.
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.
The hazard statements are structured in the following
way:
SIGNAL WORD
Description of the hazard
Consequence of ignoring the warning
• Action to avoid the hazard.

1.2 Notes

The symbols and notes below may appear in
Grundfos installation and operating instructions,
safety instructions and service instructions.
Observe these instructions for explosion-
proof products.
A blue or grey circle with a white graphical
symbol indicates that an action must be
taken.
A red or grey circle with a diagonal bar,
possibly with a black graphical symbol,
indicates that an action must not be taken
or must be stopped.
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