KDA 3.1-150-3-DQS-W1

The Bosch Rexroth Indramat KDA 3.1-150-3-DQS-W1 from the KDA Spindle Drives series by Bosch Rexroth Indramat delivers robust performance tailored for modern machining centers. It features a Rated Current of 150 A and a DC Bus Voltage of 300 V, ensuring stable power delivery across the entire speed range. Cooling is maintained by forced cooling via a heatsink blower powered by an AC Supply Source for Heatsink Blower of 220 VAC, providing reliable thermal management under heavy spindle loads. High-resolution control is enabled by the Digital 16-Bit Parallel Speed Command Value, facilitating precise speed adjustments for demanding applications.

The drive’s versatile integration capabilities include an Aux. Encoder Input for 1 V sinusoidal encoder, enabling accurate position and speed feedback, alongside a Serial Interface RS 232 C for straightforward parameterization and monitoring. Classified under Design 1 and designated as Product KDA, Series 3, it conforms to stringent industrial standards and facilitates plug-and-play replacement in retrofit scenarios. The compact footprint and standardized mounting provisions simplify installation, while built-in diagnostic functions help reduce commissioning times and accelerate fault finding.

Optimized for high stiffness, dynamic response, and extensive continuous power operation, the KDA 3.1-150-3-DQS-W1 excels as a main spindle drive in CNC lathes, milling centers, and multi-axis machining systems. Its combination of high current handling, digital speed control, and robust cooling makes it an ideal choice for applications demanding precision and endurance. With Bosch Rexroth Indramat’s proven reliability and comprehensive support network, this spindle drive ensures maximum uptime and performance in critical production environments.