Penerangan
The FR-E740-0.75K-CHT is a high-performance, compact Variable Frequency Drive (VFD) / Inverter manufactured by Mitsubishi Electric. It belongs to the popular FR-E700 series and is specifically configured for the Chinese market standard (CHT specification). This 0.75 kW drive is designed to control the speed and torque of three-phase AC induction motors in light-to-medium industrial automation systems.
Model Code Breakdown
The model number explicitly defines its core technical parameters:
- FR: Freqrol (Mitsubishi Electric's inverter family).
- E740: E700 Series frame, built for a three-phase 400V class input power supply.
- 0.75K: Rated applicable motor capacity of 0.75 kW (1 Horsepower).
- CHT: Control panel layout and default parameters tailored for Chinese/Asian industrial specifications.
Core Specifications
| Parameter |
Specification Details |
| Input Power Supply |
3-Phase 380V to 480V AC (50Hz / 60Hz) |
| Output Voltage |
3-Phase 380V to 480V AC (Matches input maximum) |
| Rated Output Current |
2.6 Amperes |
| Overload Capacity |
150% for 60 seconds, 200% for 3 seconds |
| Control Method |
Advanced Magnetic Flux Vector Control / V/F Control |
| Enclosure Rating |
IP20 (Enclosed type for panel mounting) |
| Built-in Interfaces |
USB (Mini-B), Modbus-RTU, and RS-485 |
Key Features
- Advanced Magnetic Flux Vector Control: Achieves an exceptional driving torque of 200% at a low 0.5Hz speed, ensuring stable operation for heavy start-up loads.
- Integrated Digital Dial: The integrated front operation panel features a rotary dial that allows rapid setting changes and parameter tuning.
- Power Failure Resilience: Includes an integrated "operation continuation" function to safely decelerate the motor during brief power dips or undervoltages instead of letting it coast blindly.
- PC Setup Support: Can be programmed via a computer using Mitsubishi FR Configurator Software connected via the built-in standard USB port.
Official Documentation
For advanced parameter programming, electrical wiring layouts, and diagnostic fault codes, you can reference the official Mitsubishi FR-E700 Instruction Manual or review the quick setup guidelines via the Mitsubishi FR-E700 Basic Manual.
If you are looking into this specific VFD model, let GEASB know:
- Are you troubleshooting an error code on an existing unit?
- Do you need help with the wiring diagram or parameter settings?
- Are you trying to find a compatible modern replacement (such as the FR-E840 series)?
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