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Mitsubishi FR-BU2-H30K User Manual

Mitsubishi FR-BU2-H30K
65 pages
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FR-BU2 INSTRUCTION MANUAL
A
INVERTER
INVERTER
INSTRUCTION MANUAL
HEAD OFFICE:TOKYO BLDG MARUNOUCHI TOKYO 100-8310
FR-BU2-1.5K to 55K
FR-BU2-H7.5K to H75K
Brake Unit
IB(NA)-0600292ENG-A(0609)MDOC Printed in Japan Specifications subject to change without notice.

Table of Contents

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Mitsubishi FR-BU2-H30K Specifications

General IconGeneral
ModelFR-BU2-H30K
Rated Output Current30A
Applicable Motor Capacity15 kW
Cooling MethodForced air cooling
Protection ClassIP20
Input Voltage3-phase 380-480V AC
Frequency Range400Hz
Protection FeaturesOvercurrent, Overvoltage, Undervoltage, Overheating
Control MethodV/F control, Advanced magnetic flux vector control, Real sensorless vector control, Vector control

Summary

Safety Matters

Electric Shock Prevention

Precautions to prevent electric shock during installation, operation, and maintenance.

Fire Prevention

Measures to prevent fires caused by improper installation or operation of the brake unit.

Injury Prevention

Guidelines to avoid personal injury during the use and handling of the equipment.

Additional Safety and Handling Instructions

Installation Guidelines

Mounting Methods and Clearances

Details on enclosure surface mounting, multiple unit installation, and required clearances.

Wiring and Terminals

Brake Unit Terminals

Description of main circuit and control circuit terminals for the brake unit, including their functions.

Control Circuit Terminal Layout and Wiring

Control Logic Configuration

Resistor Unit Specifications and Arrangement

MT-BR5 Resistor Unit Details

External Connection Diagrams

Connection with Inverter

Illustrates the external connection diagram for wiring the inverter to the brake unit.

GRZG Type Brake Resistor Connection Examples

Multiple GRZG Brake Units Connection

GRZG Master/Slave Operation

FR-BR(H) Resistor Unit Connection Examples

Multiple FR-BR(H) Brake Units Connection

FR-BR Master/Slave Operation

MT-BR5 Resistor Unit Connection Examples

Multiple MT-BR5 Brake Units Connection

MT-BR5 Master/Slave Operation

Operation Overview

Control Panel Functions

Describes the buttons and display elements of the brake unit's control panel.

Basic Operation Procedures

Parameter List and Reference

Parameter Settings: Mode Switchover

Input Terminal Function Selection

Protective Functions and Error Handling

Error Messages and Causes

Explains error messages (Er1, Er2) and their causes and corrective actions.

Major Faults and Alarms

Describes major faults like thermal errors (THE) and overheat (FIN), with their causes and solutions.

Fault Codes and Troubleshooting

Maintenance and Inspection Precautions

Brake Unit Selection Guide

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