FR-A540-11K-NA

The Mitsubishi FR-A540-11K-NA is a sophisticated inverter capable of handling a voltage of 400V. It primarily operates in V/F control mode or magnetic flux vector control, allowing it to adapt to different operational requirements. Its extensive frequency range spans from 0.2 Hz to as high as 400 Hz, ensuring precise control throughout its operation.

This inverter boasts remarkable frequency accuracy, with analog accuracy at ±0.2% and digital accuracy reaching an impressive ±0.01%. Torque control is adaptable, providing options to set adjustable base frequency from 0 to 400 Hz, suitable for either constant or variable torque applications.

Regarding speed regulation, the FR-A540-11K-NA supports 15 variable speeds, which can be modified during operation for enhanced versatility. It offers settings that can be extended up to 3600 seconds to manage motor acceleration and deceleration, with options for both linear and S-pattern profiles.

The starting torque capability is rated at 150% at 0.5 Hz when using magnetic flux vector control, a feature beneficial for demanding start conditions. Additionally, the unit's protection class is IP20 for enclosed installations and IP00 for open types, indicating suitability for various settings.

The inverter can handle an output current of 23 A, supporting a motor capacity of 11 kW and an output capacity of 17.5 kVA. The overload capacity is also noteworthy, allowing 150% for up to 60 seconds and 200% for brief durations of 0.5 seconds, meeting the inverse-time overload characteristics often required in industrial applications.

The input voltage specifications are designed for three-phase systems, accommodating a range of 380 to 480V at 50/60 Hz. For voltage fluctuation, the acceptable range is between 323V and 528V, with a frequency variation tolerance of ±5%. This inverter is engineered for reliability and performance in various challenging industrial settings.