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FR-E740-15K-CHT

The FR-E740-15K-CHT is a compact, high-performance frequency inverter from Mitsubishi Electric’s FR-E700 series, designed for precise motor speed control in industrial applications. This 15 kW (20 HP) model supports three-phase 380-480V AC motors, featuring advanced energy-saving algorithms, built-in EMC filter, and user-friendly operation for pumps, fans, conveyors, and other machinery.

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Key Specifications
Category Specification
Model FR-E740-15K-CHT
Series Mitsubishi FR-E700 (Enhanced Energy-Saving)
Rated Capacity 15 kW (20 HP)
Output Current 30 A (continuous)
Input Voltage 3-phase 380–480V AC (±10%), 50/60Hz
Output Voltage 0–480V AC (proportional to frequency)
Frequency Range 0.5–400 Hz (adjustable)
Control Method Sensorless vector control / V/F control
Overload Capacity 150% for 60s, 200% for 0.5s
Protection Features Overcurrent, overvoltage, undervoltage, motor overload, short circuit
Communication RS-485 (Modbus RTU protocol) / Optional CC-Link, Profibus cards
Cooling Method Fan-cooled (with dust-proof design)
Operating Temp. -10°C to +50°C (14°F to 122°F)
Enclosure Rating IP20 (open chassis, panel-mounted)
Features & Benefits
✔ Energy-Efficient Operation – Auto-tuning and advanced vector control reduce motor power consumption.
✔ Compact Design – Space-saving (compared to traditional drives) for easy cabinet integration.
✔ Built-in EMC Filter – Complies with EMC Directive for reduced electromagnetic interference.
✔ User-Friendly Interface – Digital keypad with multi-language support (parameter copy/paste function).
✔ Robust Protection – Multiple safeguards for motors and drive components.
✔ Flexible Connectivity – Supports Modbus RTU, with options for CC-Link, Profibus, Ethernet.