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Grundfos SP Series User Manual

Grundfos SP Series
48 pages
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SP/SPE
Stainless steel submersible pumps
Installation and operating instructions
GRUNDFOS INSTRUCTIONS

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Grundfos SP Series Specifications

General IconGeneral
TypeSubmersible borehole pump
MaterialStainless steel
Protection ClassIP68
Applicationsirrigation, pressure boosting, Industrial applications
Motor Range0.37 kW to 22 kW
Liquid Temperature Range0°C to +40°C
InstallationVertical
Maximum Sand Content50 g/m³
Maximum Submersion DepthUp to 200 meters
Voltage380-415 V
Frequency50 Hz / 60 Hz

Summary

Limited Warranty

General Information

Operating Conditions

Installation Procedures

Electric Shock Hazard

Critical safety warning regarding electrical hazards during installation.

Crushing Hazards

Safety warnings about crushing injuries during handling and lifting.

Pre-installation Checklist

Essential checks to perform before installing the pump.

Installation Details

Positional Requirements

Specifies allowed and disallowed pump orientations and installation positions.

Cable and Pipe Installation

Splicing Motor Cable

Detailed steps for making a watertight motor cable splice.

Electrical and VFD Information

Electric Shock Safety

Critical safety warning about electrical hazards.

Variable-Frequency Drive Operation

Guidelines for using VFDs with Grundfos motors.

Surge Protection and Grounding

Control Box Grounding

Critical safety instructions for grounding control boxes.

Startup Procedures

Check Current Imbalance

Procedure to check and correct current imbalance in three-phase systems.

Operating the Product

Troubleshooting Guide

Electrical Troubleshooting

Common electrical issues and their remedies.

Pump Not Running

Common causes and remedies when the pump fails to start.

No Water Delivery

Issues causing the pump to run without water delivery.

Reduced Pump Capacity

Technical Data

Electrical Data

Correcting Current Imbalance

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