KDA 3.3-150-3-LP0-W1

The Bosch Rexroth Indramat KDA 3.3-150-3-LP0-W1 belongs to the KDA Spindle Drives series and is engineered to provide precise and reliable spindle control in demanding industrial environments. As a robust drive controller, it features a Current Rated of 150 A, a Continuous Current rating of 90 A, and operates at a Rated Voltage of 300 V. This drive’s primary function is to regulate spindle speed and torque by converting DC bus voltage into accurate motor commands, making it ideal for machining centers, lathes, and high-speed milling applications.

Designed with advanced technical performance in mind, the KDA 3.3-150-3-LP0-W1 incorporates a Rated Connection Voltage for attached Blower of AC 50–60 Hz to maintain optimal thermal conditions via its integrated heat sink blower. The drive accepts a digital Speed Command Value through a SERCOS interface, ensuring high-resolution speed reference and minimal latency. Its Aux. Encoder Input supports either secondary motor feedback or direct spindle feedback, allowing versatile closed-loop control configurations. Additionally, the drive is categorized under Design 3, indicating its optimized footprint and electrical layout for seamless panel integration.

Beyond its core specifications, the KDA 3.3-150-3-LP0-W1 offers exceptional compatibility with standard RS-232C auxiliary interfaces and SERCOS-based automation networks, ensuring straightforward integration into existing machine controls. Its forced-air cooling system enhances operational efficiency and prolongs component lifespan by preventing thermal overload under continuous load. The drive’s adherence to industry-standard voltage and current ratings guarantees consistency across global installations, while its modular design promotes easy servicing and upgrades. In industrial settings, employing this spindle drive delivers precise speed regulation, reduced downtime, and predictable performance, ultimately boosting productivity and ensuring cost-effective operation.