KDA 2.1-050-3-AYI-U1
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The KDA 2.1-050-3-AYI-U1 is an AC servo driver with a rated continuous current of 50A and IP20 protection class. Manufactured by Bosch Rexroth Indramat and part of the KDA Spindle Drives series, it operates on a 3-phase 400V AC input with a frequency of 50/60 Hz. This panel-mounted unit weighs approximately 25 kg.
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Product Description:
Rexroth part KDA 2.1-050-3-AYI-U1 spindle drive from series 2 is a motor control unit for controlling the functioning of motors in various machine tools. Rexroth is a highly renowned company and it delivers exceptional designs that meet daily requirements of electrical and mechanical industries.
The KDA 2.1-050-3-AYI-U1 spindle drive is identified by code 1 and follows structural and functional standards within its series group. It works at a rated current of 50 A by providing sufficient current flow to match the operational demands of connected motors. The DC bus voltage level is 300 V by allowing efficient energy supply to the system without unnecessary fluctuation by ensuring safety. The speed command value is managed via an analog ±10V signal which enables a direct and proportional method of speed control. This makes it easier to interface with analog control while maintaining precise speed adjustment in industrial automation. The spindle drive also includes an auxiliary type encoder input that also uses synchronous signal types. This is made possible by the integration of the AS 35 interface and is directly linked to the speed command configuration set to 'A'.
The KDA 2.1-050-3-AYI-U1 spindle drive interface tolerates environmental conditions with maximum humidity of up to 95% and nominal temperatures up to -30 C and 85 C. There is also synchronous input that is enclosed with an incremental encoder output which contributes to its precision feedback. For the purpose of heat management, it utilizes forced cooling which has a heat sink fan under a supply voltage of AC 115V at 50 and 60 Hz. With this arrangement, there is a steady temperature control when the equipment is turned on continuously.
Frequently Asked Questions about KDA 2.1-050-3-AYI-U1:
Q: What is the rated current capacity of KDA 2.1-050-3-AYI-U1 spindle drive?
A: The KDA 2.1-050-3-AYI-U1 supports a rated current of 50 A, allowing consistent operation under demanding motor load conditions.
Q: What kind of input signal does the KDA 2.1-050-3-AYI-U1 use for speed command?
A: This spindle drive accepts an analog ±10V signal, enabling precise and linear motor speed control with standard analog interface compatibility.
Q: What cooling method is used in KDA 2.1-050-3-AYI-U1 spindle drive?
A: The unit uses forced air cooling via a heat sink fan, powered by 115V AC, ensuring effective heat dissipation during continuous operation.
Q: What temperature range can the KDA 2.1-050-3-AYI-U1 handle?
A: It is built to function in extreme environments from -30°C to 85°C, supporting both cold and high-heat manufacturing conditions.
Q: What is the DC bus voltage specification for KDA 2.1-050-3-AYI-U1?
A: The unit operates on a stable 300 V DC bus, allowing efficient power regulation for the connected spindle motor.