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Grundfos SE User Manual

Grundfos SE
41 pages
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SE and SL, 9-30 kW
50/60 Hz, DIN, Generation A, all languages
Installation and operating instructions
QR98142266
Installation and operating instructions
(all available languages)
http://net.grundfos.com/qr/i/98142266
GRUNDFOS INSTRUCTIONS

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Grundfos SE Specifications

General IconGeneral
ModelSE
Protection classIP68
CategoryWater Pump
TypeSubmersible
ApplicationWastewater, sewage, drainage
Impeller typeVortex
Motor sizeVaries by model
Outlet sizeVaries by model
Maximum liquid temperature40°C (standard), 60°C (optional)
Max Flow RateVaries by model
Max HeadVaries by model
PowerVaries by model
Voltage230V or 400V
Frequency50/60 Hz
MaterialStainless steel, cast iron
WeightVaries by model

Summary

General Information

Hazard Statements

Explains hazard symbols and statements for safe operation.

Notes

Symbols for explosion-proof products and mandatory actions.

Target Group

Identifies professional installers as the intended audience for these instructions.

Product Introduction

Product Description

Describes the SE and SL pumps designed for sewage and wastewater.

Intended Use

Specifies the applications for which the pumps are designed.

Pumped Liquids

Lists the types of liquids the pumps are designed to handle.

Identification

How to identify the pump using the nameplate and type key.

Approvals

Details explosion protection classifications (ATEX, ICEX) for Ex pumps.

Receiving the Product

Transporting the Product

Guidance on safe handling and transport of the pump, including weight.

Inspecting the Product

Instructions for inspecting the pump after storage or transport.

Lifting the Product

Details on safe lifting procedures using lifting brackets or eye bolts.

Mechanical Installation

Foundation

Requirements for pump foundations, especially for pumps over 15 kW.

Mounting the Product

Details mounting procedures for different installation types (S, C, D, H).

Permanent, Vertical, Submerged Installation

Steps for permanent vertical installation using an auto-coupling unit.

Permanent, Vertical or Horizontal, Dry Installation

Instructions for dry installations in permanent vertical or horizontal setups.

Temporary, Vertical, Submerged Installation

Steps for temporary vertical installation in a pit.

Level of Pumped Liquid

Guidelines for maintaining correct liquid level for pump operation and protection.

Torques for Inlet and Outlet Flanges

Specifies torque values for tightening bolts on inlet and outlet flanges.

Electrical Connection

Frequency Converter Operation

Guidelines for operating the pump with a frequency converter, including safety.

Cable Data

Details on standard cable types, diameters, and bending radii.

Sensors and Protection Devices

Overview of sensors (thermal, moisture, vibration) and protection devices.

Startup

Storing the Product

Servicing and Maintaining the Product

Motor Liquid Check and Change

Instructions for checking and changing the motor liquid for cooling.

Inspecting and Adjusting Impeller Clearance

Guidance on checking and adjusting impeller clearance for performance.

Adjusting the Impeller Clearance

Detailed steps for adjusting impeller clearance using set screws.

Maintaining Explosion-Proof Pumps

Specific maintenance requirements for explosion-proof SE and SL pumps.

Troubleshooting

Technical Data

Disposing of the Product

Wiring Diagrams

Single Cable, Star-Delta Connection

Wiring diagram for single cable star-delta motor connections.

Electromagnetic Cable (EMC) Single or Double Cable

Wiring diagram for EMC-compliant single or double cables.

Sensor Wiring

Sensor Wiring Schematics for Single Cable Pumps

Schematics for connecting sensors in single cable pump configurations.

Sensor Wiring Schematics for Double Cable Pumps

Schematics for connecting sensors in double cable pump configurations.

Switch and Sensor Positions

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