Siemens 6SL3120-1TE21-8AA3 Single Motor Module

Product Specifications

The Siemens model 6SL3120-1TE21-8AA3 is classified as a single motor control unit. With an approximate weight of 5 kg, this unit is efficient for various motor control applications. An internal air circulation fan handles the cooling requirements, ensuring reliable operation during extended use.
The unit's technical specifications include an operational range for the DC-link voltage, which varies between 510 VDC and 720 VDC. The control unit can handle an overvoltage cutoff threshold of 820 VDC ± 2% and an undervoltage cutoff of 380 VDC ± 2%, protecting the system from voltage fluctuations.
The control electronics' power supply is 24 VDC, allowing a range between 20.4 VDC and 28.8 VDC. At this voltage, the control electronics draw a current of 0.85 A. Based on its nominal current specifications, this unit boasts a power capacity of 9.7 kW.
Regarding current ratings, the nominal output current is set at 18 A, while the continuous load current operates at 15.3 A. The unit can handle up to 24 A at a 40% duty cycle for short-term duties. Overall, the maximum allowable current is 36 A. The output voltage can reach from 0 to 0.717 times the DC-link voltage, accommodating various motor needs.

Frequently asked questions：

Q1: What is the Siemens 6SL3120-1TE21-8AA3 Single Motor Module used for?
A1:The Siemens 6SL3120-1TE21-8AA3 is a SINAMICS Single Motor Module designed to control and power servo and spindle motors in industrial systems. It is commonly used in machine tools, packaging equipment, printing machines, and high-performance motion control applications.

Q2: What is the rated power capacity of the 6SL3120-1TE21-8AA3 module?
A2:The 6SL3120-1TE21-8AA3 module provides a rated power capacity of 9.7 kW, making it suitable for demanding motor control applications that require precise speed and torque regulation.

Q3: What is the 6SL3120-1TE21-8AA3 nominal output current?
A3:The Siemens 6SL3120-1TE21-8AA3 delivers a nominal output current of 18 A, ensuring reliable motor operation under normal working conditions.

Q4: What is the 6SL3120-1TE21-8AA3 continuous load current rating?
A4:The 6SL3120-1TE21-8AA3 module supports a continuous load current of 15.3 A, allowing stable long-term operation without exceeding its thermal limits.

Product Applications

Automotive manufacturing plants
CNC machine tool and metal processing plants
Packaging and printing machinery plants
Semiconductor and electronics manufacturing plants
Lithium battery production plants
Logistics warehousing and conveying plants

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