KDA 3.2-150-3-API-U1
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The KDA 3.2-150-3-API-U1 spindle drive features a rated flow of 3.2 m³/h, a rated head of 150 meters, and three stages. As part of the KDA Spindle Drives line by Bosch Rexroth Indramat, it adheres to API 610 standards with a clockwise rotation and utilizes high-strength alloy steel for its shaft.
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Product Description:
Bosch Indramat manufactures the KDA 3.2-150-3-API-U1 Spindle Drive for advanced motion control applications. It supports efficient spindle operation across multiple automation platforms. The design enables continuous power supply and accurate speed response.
The KDA 3.2-150-3-API-U1 drive has a rated current of 150 A. It provides a continuous current output of 90 A. This supports stable performance during full-time spindle operation. The rated voltage of the drive is 300 V. It delivers power consistency in high-load environments. The DC bus voltage also works at 300 V. This provides optimal energy flow through the system. It belongs to Series 3 and Design 2 configuration. The configuration supports high-capacity applications that requires fast speed adjustment. It uses an analog +/- 10 V speed command input. This input type allows accurate spindle speed control. The rated connection voltage for the attached blower is 50–60 VAC. This blower input increases heat management during extended use. The drive meets the needs of automated production environments. Its compact electrical configuration increases system safety and control accuracy. The auxiliary encoder input supports second axis or spindle feedback. Its electrical ratings are suitable for continuous precision in spindle performance. The drive is engineered for machine tools and industrial motor control. It fits in industrial systems that requires direct drive control and feedback compatibility.
The KDA 3.2-150-3-API-U1 drive is designed for accurate current and voltage handling. It includes an auxiliary encoder input interface. The interface supports feedback from spindle or secondary motor systems. Feedback increases the positioning and load detection functions. The drive improves system feedback control and efficiency. The analog command input provides quick speed response during operations. It supports stable command input and high-speed response cycles.
Frequently Asked Questions about KDA 3.2-150-3-API-U1:
Q: How does the KDA 3.2-150-3-API-U1 drive suit multi-axis motor setups in automation lines?
A: It supports auxiliary encoder input, allowing simultaneous feedback from two motor sources. This improves coordination between the primary spindle and secondary axes in machining systems.
Q: What role does the ±10V analog input play in real-time spindle adjustments?
A: It allows the control system to regulate spindle speed with minimal signal latency. This supports precision machining processes like tapping, threading, or contour cutting.
Q: Can the KDA 3.2-150-3-API-U1 operate continuously under full-rated current without derating?
A: Yes, it provides a continuous current output of 90 A, maintaining stable performance. The rated 150 A capacity ensures headroom for overload conditions when required.
Q: Why is the blower voltage input range important for long production shifts?
A: The 50–60 VAC range ensures blower adaptability across varied regions. This promotes thermal management under extended high-speed operation without overheating the internal circuitry.
Q: In what way does the Bosch Rexroth Indramat KDA 3.2-150-3-API-U1 improve spindle command reliability?
A: Its analog input combined with real-time encoder feedback minimizes lag during command execution. This ensures immediate spindle speed changes for critical tool transitions.
