Mitsubishi FR-A820-5.5K-1 Variable Frequency Drive for FREQROL FR-A800 Plus

The Mitsubishi FR-A820-5.5K-1 is a high-performance variable frequency drive designed for the FREQROL FR-A800 Plus inverter series. Engineered to deliver precise AC motor speed and torque control in demanding industrial environments, this variable speed drive operates on a three-phase input rated at 380 V AC to 500 V AC with nominal ratings of 400 V AC, 415 V AC, and 480 V AC. It provides an adjustable output frequency range from 0.2 Hz to 590 Hz, accommodating standard induction motors as well as specialized high-speed motor operations. Equipped with integrated Modbus RTU communication capabilities, the drive facilitates seamless networking into modern automation architectures. It includes a dedicated CA terminal supporting 0 to 20 mA analog signals and features conformal-coated printed circuit boards compliant with IEC 60721-3-3 classes 3S2 and 3C2 for enhanced chemical and environmental resistance. With an IP20 ingress protection rating, this drive is suited for control cabinet installations across production machinery, pumps, and material handling systems, serving as an equivalent replacement for part number FRA84000052260.