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Grundfos SP 3A - User Manual

Grundfos SP 3A
28 pages
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SP
Installation and operating instructions
GRUNDFOS INSTRUCTIONS
Other languages
http://net.grundfos.com/qr/i/98074911

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Grundfos SP 3A Specifications

General IconGeneral
TypeSubmersible pump
Power0.75 kW
Voltage230 V
Frequency50 Hz
Motor typeSingle-phase
Enclosure classIP68
MaterialStainless steel
Liquid temperature0°C to +40°C
Outlet Size1 inch

Summary

General Information and Introduction

Hazard Statements

Explains safety symbols and their meanings for hazard communication.

Installation Requirements

Checking Motor Liquid

Instructions for checking and refilling motor liquid for various Grundfos motor types.

Electrical Connection and Protection

Motor Protection

Explains motor protection requirements and settings for single-phase and three-phase motors.

Cable Sizing

Guides on selecting appropriate cable cross-sections based on length, current, and voltage drop.

Single-Phase Motor Connection

Provides connection diagrams for 2-wire, PSC, and 3-wire single-phase motors.

Three-Phase Motor Connection

Details connection procedures for three-phase motors in direct-on-line and star-delta configurations.

Mechanical Installation Procedures

Submersible Cable and Motor Cable Fitting

Steps for connecting the submersible drop cable and motor cable, including lubrication and torque specifications.

Startup and Operation Guidelines

Pump Startup Procedure

Step-by-step instructions for safely starting the pump, including valve and rotation checks.

Service and Fault Finding

SPE Pump Set Fault Finding

Troubleshooting guide for SPE pump sets, covering common faults and their remedies.

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