MITSUBISHI ELECTRICMITSUBISHI ELECTRIC INDUSTRIAL AUTOMATIONFrequency InverterBeginner’s GuideFR-A800Art. no.: 28030523 10 2014Version A Version check

Mitsubishi Electric FR-A800 Series Beginner's Manual

FR-A800

general description

installation and wiring

operation panel

example of safety system configuration

test and checking failure

safety parameters of fr-a800/f

INSTALLATION AND INSTRUCTIONS

installation of the inverter

outline drawing

WIRING

SPECIFICATIONS

FR-A820-00046(0.4K)

FR-A820-00770(15K)

FR-A820-01250(22K)

control circuit terminals

function description

precautions for use of the inverter

FR-A820-03800(75K)

troubleshooting

reset method of protective function

safety instructions

THE INVERTER

INTRODUCTION

Product checking and accessories

Component names

About the related manuals

INSTALLATION AND WIRING

Peripheral devices

Removal and reinstallation of the front cover

Installation of the inverter

Inverter installation

Terminal connection diagrams

main circuit

Main circuit terminals

Wiring method

Applicable cables and the wiring length

Earthing (grounding) precautions

Control circuit

Control logic (sink/source) change

Wiring of control circuit

Wiring precautions

When supplying 24 V external power to the control circuit

Safety stop function

Differences with the FR-DU08

Components of the operation panel (FR-DU08-01)

Basic operation of the operation panel

Communication connectors and terminals

USB connector

RS-485 terminal block

Connection of motor with encoder (vector control)

wiring example

parameter settings for the motor under vector control

Connection of stand-alone option units

Connection of the brake unit (FR-BU)

Connection of the brake unit (BU type)

Connection of the high power factor converter (FR-HC2)

Connection of the power regeneration common converter (FR-CV)

Connection of the power regeneration converter (MT-RC)

PRECAUTIONS FOR USE OF THE INVERTER

Electro-magnetic interference (EMI) and leakage currents

Countermeasures against inverter-generated EMI

Built-in EMC filter

Power supply harmonics

Harmonic suppression guidelines in Japan

Installation of a reactor

Power-OFF and magnetic contactor (MC)

Countermeasures against deterioration of the 400 V class motor insulation

Checklist before starting operation

Failsafe system which uses the inverter

PROTECTIVE FUNCTIONS

Inverter fault and alarm indications

Faults history and the list of fault displays

PRECAUTIONS FOR MAINTENANCE AND INSPECTION

Inspection item

Daily and periodic inspection

Checking the inverter and converter modules

Replacement of parts

Inverter replacement

Measurement of main circuit voltages, currents and powers

Measurement of powers

Measurement of currents

Measurement of inverter output frequency

Inverter rating

Common specifications

Inverter outline dimension drawings

APPENDIX

emc directive

low voltage directive

motor overload protection

operating environment

instruction manual

General remarks

Accessory

Operation steps

Related manuals

Removal and reinstallation of the operation panel or the front covers

Installation of the inverter and enclosure design

Cooling system types for inverter enclosure

Heatsink protrusion attachment procedure

CA type

and the motor

and the main circuit

speed control

torque control

position control

Parameter settings for a motor with encoder

Connection of the brake unit (FR-BU2)

Connection of the DC reactor (FR-HEL)

Operation panel (FR-DU08)

Correspondences between digital and actual characters

Changing the parameter setting value

Monitoring the inverter status

Displaying the set frequency

Easy operation mode setting (easy setting mode)

Frequently-used parameters (simple mode parameters)

Basic operation procedure (PU operation)

Using the setting dial like a potentiometer to perform operation

Setting the frequency by switches (multi-speed setting)

Setting the frequency with analog signals (voltage input)

Using an analog signal (current input) to give a frequency command

Basic operation procedure (External operation)

Setting the frequency by switches (multi-speed setting) (Pr. 4 to Pr. 6)

Basic operation procedure (JOG operation)

JOG operation from the operation panel

Parameter List

Group parameter display

Parameter list (by function group)

Control method

Vector control and Real sensorless vector control

Changing the control method

Selecting the Advanced magnetic flux vector control

Selecting the PM sensorless vector control

Low-speed range torque characteristics

PM sensorless vector control

vector control

Setting procedure of Real sensorless vector control (speed control)

Setting procedure of vector control (speed control)

Setting procedure of PM sensorless vector control (speed control)

Setting the torque limit level

Performing high-accuracy, fast-response control (gain adjustment for Real sensorless vector control, vector control and PM sensorless vector control)

Mitsubishi Electric FR-A800 Series Beginner's Manual

Product

Learn More

Legal