ABB 002B6112 (3AUA266001B166 Rev 0) is a control circuit board designed as a spare part for the ABB ACH550 drive. As the drive's control board, it handles the device's control logic and interfaces between user inputs and the power electronics that drive the motor. This replacement part is identified by the part numbers 002B6112 and 3AUA266001B166 Rev 0 and is intended for ACH550 drives, a low-voltage HVAC drive family from ABB.
