KDA 2.1-100-3-A0I-W1

The Bosch Rexroth Indramat KDA 2.1-100-3-A0I-W1 from the KDA Spindle Drives series delivers precision control with a current rated of 100 A and a continuous current of 70 A. Designed for demanding spindle applications, it operates at a rated voltage of 300 V and supports a robust rated connection voltage for attached blower of AC 50–60 Hz. As part of the modular KDA product family, its Series 2 and Design 1 architecture ensures seamless integration into multi-axis configurations. This drive’s compact footprint and intelligent microcomputer core maintain operational integrity at high speeds, making it ideal for CNC and dynamic positioning tasks.

The KDA 2.1-100-3-A0I-W1 accepts a speed command value of Analog ±10 V, offering flexible velocity set-point resolution and rapid response. Its aux. encoder input WithoutAux. Interface1 simplifies wiring in single-drive installations, while optional expansion modules can be added for complex feed-forward and feedback network topologies. Thermal management is handled via an integrated heat-sink blower rated at AC 50–60 Hz, ensuring consistent performance under continuous load. The modular design labeled Series 2, Design 1 allows for field upgrades and quick replacement of core electronics without disrupting adjacent drives.

Engineered for reliability, the KDA 2.1-100-3-A0I-W1 spindle controller meets stringent industrial requirements with precision speed and torque regulation. Its combination of 100 A rated and 70 A continuous current capability supports a wide range of motor sizes and peak performance demands. For OEMs and system integrators, this drive offers a durable, scalable solution that enhances machine uptime and simplifies maintenance in automated production environments.