KDA 2.1-050-3-LQD-W1

The Bosch Rexroth Indramat KDA 2.1-050-3-LQD-W1 from the KDA Spindle Drives series is a robust main spindle drive engineered for precision machining and high-dynamic applications. This Product KDA drive features a Rated Current of 50 A and a DC Bus Voltage of 300 V, delivering continuous power across a wide speed range. Its Design 1 housing ensures structural stiffness and optimal thermal management. The combination of positioning features and extensive speed control capabilities makes the drive ideal for demanding CNC spindles and automated production systems.

Featuring a high-performance cooling architecture, the drive is Forced Cooled by Heatsink Blower powered by an AC Supply Source for Heatsink Blower of 220 VAC to maintain stable operation under heavy loads. Command and feedback integration is achieved via a SERCOS - Interface Speed Command Value, complemented by a Position Command Value Digital 16-Bit Parallel Aux. Interface for ultra-precise motion control. The unit also supports an Aux. Encoder Input for 1V Sinusoidal Enc. providing high-resolution feedback and seamless synchronization with spindle motors. Every technical aspect—from the rugged series construction to the advanced communication ports—ensures rapid response and minimal latency in tight automation cycles.

In summary, the KDA 2.1-050-3-LQD-W1 drive brings together Bosch Rexroth Indramat engineering excellence and the proven reliability of the KDA Spindle Drives series. Its combination of 300 V DC bus, dynamic cooling, and multi-protocol interfaces streamlines integration into modern machine tools. With optimized stiffness, accurate positioning, and broad speed flexibility, this spindle drive enhances throughput while safeguarding precision and longevity on the shop floor.