KDA 3.1-050-3-DPI-U1

The Bosch Rexroth Indramat KDA 3.1-050-3-DPI-U1 drive belongs to the renowned KDA Spindle Drives series and is manufactured by Bosch Rexroth Indramat. Engineered as a robust main spindle drive, it delivers a Rated Current of 50 A and maintains a DC Bus Voltage of 300 V, enabling high stiffness and precise positioning. With an extensive speed range and continuous power capability, this drive is optimized for spindle applications requiring dynamic performance and reliable motion control.

In terms of technical specifications, the KDA 3.1-050-3-DPI-U1 is equipped with a dedicated AC Supply Source for Heatsink Blower rated at 115 VAC, ensuring effective thermal management under heavy loads. The drive features an Aux. Encoder Input for spindle or second motor feedback and an Aux. Interface providing an incremental encoder output for closed-loop control. Cooling is achieved via a Forced Cooled by Heatsink Blower system, maintaining optimal operating temperatures. Additional details include a digital 16-Bit Parallel Speed Command Value for precise speed regulation, a Design code of 1, product family designation as KDA, and classification under Series 3.

Beyond its core performance characteristics, the drive offers broad compatibility with a range of feedback devices and motor configurations, enhancing integration flexibility. The forced-cooling mechanism guarantees thermal stability, while the high-resolution digital command interface delivers superior control accuracy. Although specific certifications are not listed, the design reflects industrial standards for durability and efficiency. By combining continuous power delivery, accurate positioning, and reliable cooling, the KDA 3.1-050-3-DPI-U1 significantly improves productivity and operational reliability in demanding industrial spindle applications.