The Q2V-A4038-AAA is an inverter manufactured by Omron. It has a maximum motor power of 15/18.5kW, and an output voltage of 3 x 400VAC. It is designed for controlling various types of motors such as AC induction motors, permanent magnet/brushless DC motors, and synchronous reluctance motors. It has an advanced frequency control algorithm to provide smooth operation and increased speed accuracy. It has a comprehensive protection function to protect the motor and inverter from serious damage due to overload or other faults. It supports multiple communication protocols like Modbus RTU, CANopen, DeviceNet, etc. to integrate into the factory automation systems.