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Grundfos CR 10 - User Manual

Grundfos CR 10
37 pages
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GRUNDFOS INSTRUCTIONS
CR, CRI, CRN, CRT
Installation and operating instructions

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Grundfos CR 10 Specifications

General IconGeneral
TypeCentrifugal Pump
Liquid Temperature-20°C to +120°C
System PressureMax 25 bar
Pump HousingStainless Steel
ImpellerStainless Steel
Motor TypeAsynchronous motor
Frequency50/60 Hz
Protection ClassIP55
Insulation ClassF
Max HeadUp to 160 m
Motor Power0.37 kW
ApprovalsCE, EAC

Summary

Limited Warranty

General Information

Hazard Statements

Explains hazard symbols and statements for safety.

Applications and Operating Conditions

Maximum Inlet and Operating Pressures

Lists maximum allowed inlet and operating pressures for pump models.

Mechanical Installation

Pump Mounting and Pipe Connections

Procedures for mounting the pump and connecting inlet/outlet pipes.

Flange Forces and Torque Specifications

Tables specifying flange force and torque limits for pump mounting.

Temperature Rise and Electrical Safety

Discusses temperature rise risks and electrical connection safety.

Electrical Connection

Safe Electrical Wiring Practices

Guidelines for safe electrical connections and wiring according to codes.

Motor Types, Terminal Box, and Protection

Details on motor types, terminal box positioning, and motor protection.

Product Startup Procedures

Startup Safety Warnings and Priming

Safety precautions and steps for filling and venting the pump.

Detailed Startup Instructions

Step-by-step instructions for starting the pump correctly.

Product Operation

Operating Parameters and Safety

Guidelines for efficient operation and important safety warnings.

Product Servicing

Motor Maintenance

Motor Replacement

Preliminary Electrical Tests

Specialized Startup Procedures

Troubleshooting Common Issues

Pump Not Running Troubleshooting

Causes and remedies for when the pump fails to run.

Reduced Performance Troubleshooting

Causes and remedies for reduced pump performance or no water delivery.

Fuse;Breaker Trip Troubleshooting

Causes and remedies for blown fuses, tripped breakers, or overload relays.

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