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Mitsubishi FR-F740-00620-EC VFD – Industrial Frequency Inverter 3-Phase – 6.2 A / 400V Drive
  • Mitsubishi FR-F740-00620-EC VFD – Industrial Frequency Inverter 3-Phase – 6.2 A / 400V Drive
  • Mitsubishi FR-F740-00620-EC VFD – Industrial Frequency Inverter 3-Phase – 6.2 A / 400V Drive
Mitsubishi FR-F740-00620-EC VFD – Industrial Frequency Inverter 3-Phase – 6.2 A / 400V Drive

Mitsubishi FR-F740-00620-EC VFD – Industrial Frequency Inverter 3-Phase – 6.2 A / 400V Drive

$3,799.00

Data Processing Order: 2-5 Days

NEW IN BOX

Mitsubishi FR-F740-00620-EC is a high-performance industrial Variable Frequency Drive (VFD) from the FR-F740 series, designed for precise speed control of three-phase AC motors in demanding automation environments.

This inverter is optimized for pump, fan, and general industrial motor control applications, offering stable torque output, energy efficiency, and advanced protection functions.

The FR-F740 series is known for reliability in continuous operation and integration into control cabinets across manufacturing, HVAC, and process industries.

General Specifications

Parameter Specification
Rated Motor Power 30 kW
Rated Output Current 62 A
Power Supply Voltage 3-phase 380…480 V AC
Output Voltage 3-phase AC, 0 V to supply voltage
Output Frequency Range 0.5…400 Hz
Cooling Method Forced air cooling
Protection Class IP20
Weight 13 kg
Dimensions (W × H × D) 250 × 400 × 190 mm

Rated motor power corresponds to the maximum permissible power when using a standard 4-pole Mitsubishi Electric motor.

2. Overload Capacity Modes

Mode 60 s Overload 3 s Overload Typical Applications
SLD (Super Light Duty) 110% 120% Pumps, fans
LD (Light Duty) 120% 150% Conveyors, centrifuges
ND (Normal Duty) 150% 200% General industrial
HD (Heavy Duty) 200% 250% High torque loads

3. Output Ratings

Parameter SLD LD
Rated Motor Power 30 kW 30 kW
Rated Current 62 A 57 A
Max Current (60 s) 68.2 A 68.4 A
Max Current (3 s) 74.4 A 85.5 A
Apparent Output Power 47.3 kVA 43.4 kVA

4. Input Specifications

Parameter Specification
Input Voltage 3-phase 380–480 V AC (−15% / +10%)
Voltage Range 323–528 V
Input Frequency 50 / 60 Hz ±5%
Rated Input Power 57 kVA (SLD) / 52 kVA (LD)

5. Control Characteristics

Parameter Specification
Control Method V/F control, optimal excitation control, simple magnetic flux vector control
Modulation Sinusoidal PWM, Soft PWM
Carrier Frequency 0.7 – 14.5 kHz (adjustable)
Starting Torque 120% at 3 Hz (Simple Flux Vector Control)
Torque Boost Manual torque boost
Acceleration / Deceleration Time 0 – 3600 s (separately adjustable)
Ramp Characteristics Linear or S-curve selectable
DC Braking 0–120 Hz; braking time 0–10 s; braking voltage 0–30%
Current Limit Adjustable 0–150%

6. Frequency Accuracy & Resolution

Parameter Specification
Digital Frequency Resolution 0.01 Hz
Analog Frequency Resolution 0.015–0.06 Hz (depending on input type)
Analog Accuracy ±0.2% (25 ± 10°C)
Digital Accuracy ±0.01%

7. Analog & Digital Inputs

Analog Inputs

Terminal Signal Type
Terminal 2, 4 0–5 V, 0–10 V, 0/4–20 mA
Terminal 1 ±5 V, ±10 V

Digital Inputs (Selectable Functions)

  • Speed selection

  • Second parameter set

  • Jog operation

  • Auto restart

  • External thermal contact

  • PID control

  • Forward / reverse rotation

  • Inverter reset

  • DC brake activation

  • Control mode selection

  • Self-hold start signal

  • External stop

  • PU control selection

  • Communication mode

(Up to 12 functions assignable via parameters 178–189)

8. Output Signals

Selectable Output Functions (7 assignable)

  • Frequency detection

  • Overload warning

  • Undervoltage warning

  • Zero current detection

  • PID upper/lower limit

  • Ready signal

  • Output current monitoring

  • Maintenance signal

  • Alarm outputs (relay & open collector)

  • Direct mains bypass control

(Parameters 190–196)

9. Optional Expansion (FR-A7AY / FR-A7AR)

Additional assignable outputs (Parameters 313–319):

  • Main circuit capacitor life

  • Control circuit capacitor life

  • Cooling fan lifetime

  • Inrush current limiting circuit lifetime

10. Analog Outputs

Selectable monitoring signals:

  • Output frequency

  • Motor current

  • Output voltage

  • Frequency reference

  • DC bus voltage

  • Motor load

  • Energy saving

  • PID setpoint / actual value

11. Display & Monitoring (FR-PU07 / FR-DU07)

Monitoring Values
Output frequency
Motor current
Output voltage
Alarm codes
Operating time
Input/output power
DC bus voltage
Energy saving
PID values
I/O terminal status

Last 8 alarm events stored in memory.

12. Protection Functions

  • Overcurrent (accel / decel / steady state)

  • Overvoltage

  • Inverter thermal protection

  • Motor thermal protection

  • Heatsink overheat

  • Phase loss (input/output)

  • Short circuit (output/ground)

  • Undervoltage

  • Communication fault

  • Analog input fault

  • Fan fault

  • CPU error

  • External brake module overload

  • Parameter error

  • DC 24V short circuit

13. Power Loss

Mode Power Loss
SLD 0.81 kW
LD 0.71 kW

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