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6SL3120-2TE21-0AA4

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The Siemens 6SL3120-2TE21-0AA4 meets modern industrial safety standards and reduces the need for external safety components.
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Technical specifications for 6SL3120-2TE21-0AA4

  • Manufacturer:
    Siemens
  • Part Number:
    6SL3120-2TE21-0AA4
  • Product Family:
    Siemens SINAMICS
  • Output voltage:
    0 … 480 VAC
  • DC link current:
    22 ADC
  • DC-link voltage (up to 2000 m above sea level):
    510 … 720 VDC
  • DC link capacitance:
    220μF
  • Electronics power supply:
    24 (20.4 … 28.8) VDC
  • Max. permissible heat sink temperature:
    77°C
  • Weight:
    5.28 kg
  • Estimated shipping dimensions:
    41x27x5cm
  • Tariff Code:
    8537101190
  • Country of origin:
    Germany
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Operating Environment Product Applications Safety & Compliance

Features:

  • Double Motor Module for Dual-Axis Drive Control within SINAMICS S120 Systems
  • Combines DC/AC Power Conversion with Compact Booksize Design
  • Supports Pulse Sampling and Extended Safety Integrated Functions with DRIVE-CLiQ Communication
The SIEMENS 6SL3120-2TE21-0AA4 operates as a SINAMICS S120 double motor module, providing efficient and reliable control for two motors within a single drive system. It accepts a DC input of 600 V and delivers a 3-phase 400 V output with a current rating of 9A per channel. The module ensures stable power conversion and distribution to connected motors, supporting precise motion control in continuous industrial operations such as CNC machining, packaging lines, and automated assembly systems. Its optimized internal air cooling design maintains thermal stability, ensuring consistent performance under demanding workloads.

The SIEMENS 6SL3120-2TE21-0AA4 provides essential dual-axis drive functionality within the SINAMICS S120 architecture and plays a critical role in motion control systems where synchronization and accuracy are required. Its Booksize frame allows compact installation in control cabinets, making it suitable for high-density configurations. The module integrates pulse sampling for enhanced control precision and supports extended Safety Integrated functions, contributing to safe and reliable machine operation across various industrial applications.

For dual motor control applications, the SIEMENS 6SL3120-2TE21-0AA4 enables coordinated and independent control of two drive axes within a single unit. In addition to standard operation, it supports seamless communication via the DRIVE-CLiQ interface, allowing fast data exchange and simplified system integration. This capability ensures that both motors operate efficiently and synchronously, even in complex automation environments. The SIEMENS 6SL3120-2TE21-0AA4 remains a key component in modern drive systems and may still be available for global supply and support through specialized automation parts providers, even in cases where lifecycle status changes.

The 6SL3120-2TE21-0AA4 SIEMENS  Double Motor Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).

SIEMENS 6SL3120-2TE21-0AA4 Double Motor Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
SIEMENS 6SL3120-2TE21-0AA4 Double Motor Module

General

  • Manufacturer SIEMENS
  • Model 6SL3120-2TE21-0AA4
  • Condition New Original ready stock
  • Product Family 6SL3120-1TE21-0AA4 ,6SL3120-1TE21-8AA4 ,6SL3120-2TE13-0AA4
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Operating Temperature: Typically 0°C to 40°C (32°F to 104°F) without derating, with some industrial variants supporting up to 70°C in specific configurations.
  • Storage Temperature: Can withstand -40°C to +70°C during transport and downtime.
  • Installation Altitude: Up to 1,000 m (3,281 ft) above sea level without derating; performance may decrease at higher altitudes.
  • Protection Rating: IP20 (UL open type), requiring installation in a housing that protects against dust and moisture.
  • performance may decrease at higher altitudes.
  • Cooling: Internal air cooling via an integrated fan with a typical service life of 40,000 hours.
  • Robotics: Precise multi-axis coordination for robotic arms and pick-and-place systems.
  • Conveyor Systems: High-speed material handling and synchronized transport lines.
  • Automated Machinery: Used in packaging, filling, and textile machines where dynamic motion is critical.
  • Material Processing: Applications such as "Flying Saws," winders, and cross-cutters that require precise synchronization.
  • Safety Integrated Functions: Supports extended safety functions including Safe Torque Off (STO), Safe Stop 1 (SS1), and Safe Stop 2 (SS2).
  • Performance Levels: Requirements met for SIL 2 (IEC 61508) and PL d (ISO 13849).
  • Communication: Uses the DRIVE-CLiQ interface for secure, high-speed data exchange between the Control Unit and the Motor Module.
  • Compliance Standards: CE & UKCA: Fulfils European and UK safety directives. cULus: Listed for use in North American markets.
Description
The SIEMENS 6SL3120-2TE21-0AA4 is a SINAMICS S120 double motor module designed for high-performance motion control applications requiring precise synchronization and compact integration. This module operates with a DC input voltage of 600 V and delivers a 3-phase output of 400 V with a current rating of 9A per channel, making it suitable for controlling two motors simultaneously within a single drive system. Its Booksize frame design allows for space-saving installation in control cabinets, while maintaining high power density and system scalability.

The SIEMENS 6SL3120-2TE21-0AA4 features internal air cooling with an optimized thermal design, ensuring reliable operation under continuous industrial workloads. The integrated pulse sampling capability enhances control precision, especially in dynamic motion sequences where accurate feedback is critical. Additionally, the module supports extended Safety Integrated functions, enabling compliance with modern industrial safety standards and reducing the need for external safety components. The inclusion of a DRIVE-CLiQ cable interface allows seamless communication and fast commissioning within the SINAMICS S120 drive system architecture.

In practical applications, the SIEMENS 6SL3120-2TE21-0AA4 is widely used in dual-axis control scenarios such as CNC machine tools, packaging machinery, and automated assembly lines. For example, in CNC machining centers, it can independently control spindle and feed axes, ensuring synchronized motion and high machining accuracy. In packaging systems, the module enables coordinated control of conveyor belts and sealing mechanisms, improving throughput and consistency. In automated production lines, it supports dual-motor operations such as robotic arms or gantry systems, where precise positioning and safety functions are essential for efficient and safe operation.
Alternative Names
6SL3120 2TE21 0AA4 6SL3120-2TE15-0AA4 6SL3120-2TE13-0AA4 6SL3120-1TE21-0AA4 6SL3120-1TE21-8AA4
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the SIEMENS 6SL3120-2TE21-0AA4?
The SIEMENS 6SL3120-2TE21-0AA4 is a SINAMICS S120 double motor module designed for controlling two motors simultaneously in high-performance industrial drive systems. It features a compact Booksize frame and is suitable for applications requiring precise and synchronized motion control.
What design features does the SIEMENS 6SL3120-2TE21-0AA4 offer?
The SIEMENS 6SL3120-2TE21-0AA4 uses a Booksize design for space-saving cabinet installation and includes optimized internal air cooling to ensure stable and reliable operation in continuous industrial environments.
What control and communication capabilities are included in the SIEMENS 6SL3120-2TE21-0AA4?
The SIEMENS 6SL3120-2TE21-0AA4 supports pulse sampling for enhanced motion precision and integrates a DRIVE-CLiQ interface for fast, reliable communication within the SINAMICS S120 system.
Does the SIEMENS 6SL3120-2TE21-0AA4 support safety functions?
Yes, the SIEMENS 6SL3120-2TE21-0AA4 includes extended Safety Integrated functions, helping meet modern industrial safety requirements and reducing the need for additional external safety hardware.