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Grundfos ALPHA1 L 25-60 User Manual

Grundfos ALPHA1 L 25-60
30 pages
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ALPHA1 L
Installation and operating instructions
GRUNDFOS INSTRUCTIONS
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Grundfos ALPHA1 L 25-60 Specifications

General IconGeneral
Max Head6 m
Maximum Operating Pressure10 bar
Port-to-port length180 mm
Supply Voltage230 V
Frequency50/60 Hz
Enclosure ClassIP42
Insulation ClassF
Ambient Temperature0°C to 40°C
MaterialCast iron
Connection Size1 1/2"
Energy Efficiency Index≤ 0.20
Protection ClassI

Summary

General Information

Hazard Statements

Information about potential hazards and safety warnings.

Receiving the Product

Inspecting the Product

Instructions for checking the product upon receipt.

Product Installation

Mechanical Installation

Guidance on the physical mounting of the pump.

Electrical Connection

Steps for connecting the pump to the power supply.

Product Startup

Starting Up the Pump

Procedure for powering on and starting the pump.

Venting the Pump

Steps to remove air pockets from the pump and system.

Control Functions

Control Modes

Overview of the different operational modes available for the pump.

Setting the Product

Product Servicing

Fault Finding and Troubleshooting

Deblocking the Shaft

Steps to unblock a seized pump shaft.

Technical Data and Dimensions

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