KDA 2.1-150-3-AQS-W1
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The Bosch Rexroth Indramat KDA 2.1-150-3-AQS-W1, part of the KDA Spindle Drives series, is a telescopic cylinder with a nominal diameter of 150mm. It features 3 stages, operates at pressures up to 210 bar, and uses hydraulic oil as its working medium. The cylinder includes standard industrial seals.
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Product Description:
The KDA 2.1-150-3-AQS-W1 Spindle Drive of Danfoss optimizes spindle speed and torque and ensures smooth acceleration, stable operation and consistent deceleration for superior machining accuracy. It maintains performance under demanding conditions and features a dedicated heatsink blower provided directly by a 220 volts AC supply and provides robust and independent cooling.
The KDA 2.1-150-3-AQS-W1 spindle drive has a basic structural or conceptual layout defined by design 1 which highlights its foundation in a standardized build. It is equipped with a communication pathway that uses the RS 232 C standard that enables data exchange with external devices such as controllers, diagnostic tools or programming units. This module relies on forced ventilation for heat management using a blower fan that directs air across the heatsink and pulls away excess warmth generated by power electronics. It comes with a W1 firmware version which indicates the specific release of the embedded software that governs its operation. It is built to handle two separate motion channels simultaneously which suggests it manages the speed and torque of two motors independently. It is able to resist deviations from the commanded speed or position which means it responds quickly to load changes and maintains steady rotation.
The KDA 2.1-150-3-AQS-W1 spindle drive also includes an additional encoder channel that is tailored for analog sinusoidal encoders with a one volt output signal. The module receives its velocity instructions via a standard analog voltage input from -10 volts to +10 volts which determines rotation direction and the amplitude sets the speed magnitude. Its internal power rails operate at around 300 volts direct current which provides a balance between efficiency and manageable insulation requirements.
Frequently Asked Questions about KDA 2.1-150-3-AQS-W1:
Q: What type of communication interface does the KDA 2.1-150-3-AQS-W1 support for integration with controllers?
A: It uses an RS-232C serial interface, enabling direct, low-latency data exchange with CNC controllers or diagnostic systems. This simplifies setup and ensures reliable command transmission.
Q: Can the spindle drive manage more than one motor at a time?
A: Yes, it supports dual-axis operation, allowing independent control of two motors. This is useful for synchronized spindles or combined motion systems in machining setups.
Q: How does forced ventilation improve long-term reliability in this drive?
A: A dedicated blower pushes air across the heatsink, preventing thermal buildup during heavy duty cycles. This reduces overheating risk and extends component lifespan under continuous operation.
Q: What benefits does the W1 firmware version provide in the KDA 2.1-150-3-AQS-W1?
A: The firmware version governs operational logic and compatibility with encoders and control systems. It ensures stable performance and can incorporate bug fixes or feature improvements.
Q: How does a ±10V analog speed command influence machine control?
A: The voltage level dictates spindle speed, while polarity controls rotation direction. This simple interface makes it easy to integrate with conventional CNC or PLC systems.
