Mitsubishi Electric FR-E740

FR-E700
INSTRUCTION MANUAL (BASIC)
FR-E720-0.1KNF to 15KNF
FR-E740-0.4KNF to 15KNF
INVERTER
FL remote communication function
700
CONTENTS
PRODUCT CHECKING AND PARTS IDENTIFICATION............... 1
INSTALLATION AND WIRING .................................................... 2
PRECAUTIONS FOR USE OF THE INVERTER.......................... 18
FAILSAFE OF THE SYSTEM WHICH USES THE INVERTER .... 20
PARAMETER LIST .................................................................... 21
TROUBLESHOOTING ............................................................... 24
PRECAUTIONS FOR MAINTENANCE AND INSPECTION ......... 29
SPECIFICATIONS..................................................................... 31
Thank you for choosing this Mitsubishi Electric Inverter.
This Instruction Manual (Basic) provides handling information and precautions for use of the equipment.
Please forward this Instruction Manual (Basic) to the end user.
To obtain the Instruction Manual (Applied) and the
Safety stop function instruction manual
Contact where you purchased the inverter, your Mitsubishi Electric sales
representative, or the nearest Mitsubishi Electric FA Center for the
following manuals:
 Instruction Manual (Applied) [IB(NA)-0600398ENG]
 Safety stop function instruction manual [BCN-A211508-004]
These manuals are required if you are going to utilize functions and
performance.
The PDF version of this manual is also available for download at
"MELFANS Web," the Mitsubishi Electric FA network service on the
world wide web (URL: http://www.MitsubishiElectric.co.jp/melfansweb)
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Mitsubishi Electric FR-E740 Specifications

General

Series	FR-E700
Type	Inverter
Overload Capacity	150% for 60 seconds
Braking Unit	Optional
Cooling Method	Fan cooled
Humidity	95%RH or less (non-condensing)
Input Voltage	380-480V AC
Horsepower Range	0.5 HP to 30 HP
kW Range	0.4 to 45 kW
Frequency Range	0.1 to 400 Hz
Control Method	V/f Control, Sensorless Vector Control
Communication	RS-485
Protection Functions	Overcurrent, Overvoltage, Undervoltage
Built-in Functions	PID Control, Torque Control
Operating Temperature	-10°C to +50°C
Storage Temperature	-20 to +65 °C
Altitude	Up to 1000 m

Summary

1 PRODUCT CHECKING AND PARTS IDENTIFICATION

Inverter Model and Accessories

Verifies inverter model, capacity, and accessories against order specifications.

2 INSTALLATION AND WIRING

Peripheral Devices and Installation

Covers selection of peripheral devices, inverter mounting, and environmental conditions.

Wiring Procedures

Covers all wiring aspects including terminal connections, cable selection, and wiring length.

External Components and Communication

Details brake resistor connection, FL remote communication, node settings, and LED indicators.

3 PRECAUTIONS FOR USE OF THE INVERTER

General Usage Precautions

Covers essential safety and operational precautions for using the inverter.

Electrical and Mechanical Precautions

Details precautions for electrical connections, interlocks, and overload operation.

4 FAILSAFE OF THE SYSTEM WHICH USES THE INVERTER

Inverter Status Output Signals for Failsafe

Using inverter status signals for interlocks to detect faults and ensure system safety.

External Backup Methods for Failsafe

Implementing backup systems outside the inverter for enhanced failsafe operation.

5 PARAMETER LIST

Parameter Overview

Comprehensive list of inverter parameters, their ranges, and initial values.

6 TROUBLESHOOTING

Fault and Alarm Indications

Lists common fault and alarm codes with descriptions and corrective actions.

Reset Methods

Procedures for resetting the inverter after a fault or alarm occurs.

7 PRECAUTIONS FOR MAINTENANCE AND INSPECTION

Daily and Periodic Inspections

Recommended inspection items and procedures for maintaining the inverter.

Parts Replacement Guidelines

Information on parts replacement based on estimated lifespan and preventive maintenance.

8 SPECIFICATIONS

Electrical Ratings

Detailed electrical specifications including voltage, current, and capacity ratings.

Common Specifications

General specifications covering control methods, environment, and operating conditions.

Outline Dimension Drawings

Physical dimensions of the inverter models for installation planning.