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Grundfos S2 User Manual

Grundfos S2
56 pages
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S pumps, ranges 72-74-78
S2, S3, S4, ST-55-520 kW
Installation and operating instructions
GRUNDFOS INSTRUCTIONS
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Grundfos S2 Specifications

General IconGeneral
TypeSubmersible Pump
Max Liquid TemperatureUp to 40°C
ApplicationDrainage, sewage, wastewater
Impeller typeVortex impeller
Frequency50 Hz
Housing MaterialCast iron

Summary

General Information

Hazard Statements and Notes

Symbols and notes providing safety warnings, tips, and advice for users.

Target Groups

Identifies the intended audience for these installation and operating instructions.

Product Introduction

Product Description, Identification, and Use

Details pump description, identification system, intended use, and pumped liquids.

Approvals and Explosive Environments

Lists pump approvals and discusses safe use in potentially explosive environments.

Receiving and Handling the Product

Transporting, Lifting, and Handling

Covers safe transport, lifting points, and general handling precautions for the pump.

Installing the Product

Mechanical Installation and Foundation

Details initial mechanical steps, foundation requirements, and mounting procedures.

Pump Mounting and Installation Types

Covers mounting on auto-coupling, dry installations, and column pipe installations.

Electrical Connection and Operation

Electrical Connection and Wiring Diagrams

Provides instructions for safe electrical connection and illustrates wiring diagrams.

Frequency Converter Operation

Discusses considerations and requirements for operating the pump with a frequency converter.

Protection and Control Functions

Motor Protection and Pump Controllers

Explains motor protection devices, level controllers, and the IO 113 interface.

Optional SM 113 Module and Sensors

Describes the SM 113 module, switches, and sensors for data collection and monitoring.

Starting Up the Product

Preparations, Liquid Levels, and Start/Stop Settings

Outlines pre-startup checks, liquid level requirements, and start/stop levels for different installations.

Rotation Check and Initial Start-up

Explains how to verify rotation direction and perform the initial pump start-up.

Handling, Storing, and Servicing

Handling and Storage Precautions

Covers safe handling, lifting, and storage instructions for the pump.

Safety, Maintenance Schedule, and Oil Checks

Lists safety for service, maintenance schedules, and oil check procedures.

Impeller Clearance and Pump Cleaning

Impeller Clearance Adjustment

Details impeller clearance inspection and adjustment for submersible and dry-installed pumps.

Power Cables and Cable Entries

Spare Parts and Contaminated Pumps

Fault Finding the Product

Technical Data

Operating Conditions and Electrical Data

Details operating conditions (pH, temp, density, velocity) and electrical data.

Dimensions and Weights

Lists net weights and refers to external data for pump dimensions.

Disposing of the Product

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