Mitsubishi Electric FR-D740-5.5K-CHT Inverter

The Mitsubishi Electric FR-D740-5.5K-CHT Inverter is a compact 5.5 kW variable frequency drive from the FR-D700 series designed for precise motor speed control in industrial applications. It accepts three-phase 380–480V AC input and provides a variable-frequency output via V/F control, with a 0.2 to 400 Hz range, panel-mounted installation, and operation from -10°C to 50°C, protected against overcurrent, overload, overvoltage, and undervoltage. Commonly used for conveyors, pumps, fans, packaging machines, and general-purpose machinery, it supports machine automation, system upgrades, and control panel integration by regulating motor speed to improve process efficiency. Part of the FR-D700 family, the part number is FR-D740-5.5K-CHT, and common replacements include Mitsubishi FR-E740-5.5K and Siemens 6SL3210-5BE27-5UV0.