KDA 3.3-100-3-DQS-W1

KDA 3.3-100-3-DQS-W1 from Bosch Rexroth Indramat is part of the KDA Spindle Drives lineup, delivering a robust solution for main spindle control. This drive features high mechanical stiffness, precision positioning capabilities, and an extensive speed range under continuous power. Engineered for demanding machining applications, it seamlessly manages dynamic loads and rapid acceleration profiles. With its compact footprint and modular design, the KDA 3.3-100-3-DQS-W1 integrates smoothly into existing CNC spindle systems.

Incorporating a DC Bus Voltage of 300 V and a Rated Current of 100 A, this drive sustains stable torque output across varying speeds. Cooling is handled by a Forced Cooled by Heatsink Blower system, powered via a dedicated AC Supply Source for Heatsink Blower at 220 VAC. Command inputs are provided through a Digital 16-Bit Parallel Speed Command Value, ensuring high-resolution speed regulation. Feedback and positional data flow via an Aux. Encoder Input supporting 1 V sinusoidal signals and an Aux. Interface using Serial Interface RS 232 C for parameter setup and diagnostics. The drive’s internal structure follows a Design classification of 3, optimizing electromagnetic compatibility and thermal management.

Designed for seamless integration, the KDA drive’s standardized interfaces and plug-in connectors reduce installation time and simplify system upgrades. Its rugged construction and active cooling ensure reliable operation in harsh machining environments, minimizing thermal drift and maintenance intervals. Ideal for precision turning and milling spindles, this unit enhances throughput and repeatability while delivering industry-leading uptime and performance.