Siemens 6SL3120-2TE21-8AD0

Siemens 6SL3120-2TE21-8AD0 AC Drive: Double Motor Module Overview

The Siemens 6SL3120-2TE21-8AD0 is an advanced AC drive that delivers optimal control and efficiency in industrial motor applications. As part of Siemens' renowned SINAMICS series, this model is engineered with a double motor module, providing reliable performance for demanding environments that require precise control over two motors. With a construction that adheres to Siemens' booksize format, the 6SL3120-2TE21-8AD0 ensures it can fit seamlessly into compact installations without sacrificing power or functionality. The unit is highly rated and capable of operating at voltages between 510 and 720 VDC, making it suitable for a wide range of industrial applications where flexibility and power are paramount.

Double Motor Module Design for Dual Motor Control

The double motor module design of the Siemens 6SL3120-2TE21-8AD0 allows the user to control two motors simultaneously, maximizing productivity and optimizing energy usage. This design is ideal for applications that require synchronized motion control or for processes that involve running multiple machines or systems in tandem. By integrating dual motor control in one unit, Siemens has effectively reduced the need for additional hardware, cutting costs and saving valuable space in control cabinets. This makes the 6SL3120-2TE21-8AD0 a perfect fit for manufacturing, packaging, and material handling industries.

Compact and Efficient Booksize Construction

Siemens' booksize construction ensures that the 6SL3120-2TE21-8AD0 is space-efficient while maintaining robust performance. This AC drive can easily be integrated into tight spaces or existing control systems, measuring 14.9 inches in height, 3.94 inches in width, and 10.63 inches in depth. Its compact size does not compromise its power, as the unit is designed to handle heavy-duty industrial tasks while minimizing the footprint. The internal air-cooling system further enhances operational efficiency by maintaining optimal temperatures during continuous use, ensuring the drive remains reliable even in high-stress environments.

Versatile Power and Control Capabilities

The Siemens 6SL3120-2TE21-8AD0 AC drive operates on a DC power supply with an input voltage range of 510 to 720 VDC, offering substantial versatility in terms of power input. It is equipped to manage complex motor control tasks with a rated output current of 2 x 18.0 A, and the drive supports a rated pulse frequency of 4.00 kHz. With an output frequency of 650 Hz in servo control, 600 Hz in Vf control, and 300 Hz in vector control, the drive can provide precise and responsive control for various motor types and applications. This flexibility makes it an excellent choice for industries that require adaptive motor control to match diverse operational demands.

High Safety Standards and Integrated Protection

The Siemens 6SL3120-2TE21-8AD0 adheres to stringent safety and protection standards. The unit boasts an IP20/UL open-type protection rating, which provides moderate protection from external debris and accidental contact. This AC drive also features safety-integrated functionality for safety-conscious operations, rated at SIL 2 according to IEC 61508 and PL d according to EN ISO 13849-1. This ensures compliance with international safety regulations, reducing the risk of failure and accidents during operation. Additionally, its advanced safety features make it well-suited for industries where the protection of operators and machinery is critical.

Environmentally Adaptable Design

This Siemens AC drive is designed to operate in various environmental conditions, with an ambient temperature range from 32 to 104°F. This adaptability allows the 6SL3120-2TE21-8AD0 to function efficiently in different industrial environments, from factories to processing plants. Its internal air-cooling system ensures that the unit remains within optimal operating temperatures, even under high loads, further extending the drive’s operational lifespan.

Warranty and Free Shipping

When purchased from MRO Electric and Supply, the Siemens 6SL3120-2TE21-8AD0 AC drive has a 2-year warranty. This warranty covers any operational issues or manufacturing defects, giving customers peace of mind and ensuring long-term reliability. In addition to the warranty, MRO Electric and Supply offers free shipping, making it even more convenient and cost-effective for businesses looking to upgrade or replace their existing motor control systems.

Siemens 6SL3120-2TE21-8AD0 AC Drive: Frequently Asked Questions (FAQ)

What is the Siemens 6SL3120-2TE21-8AD0 AC drive used for?

The Siemens 6SL3120-2TE21-8AD0 is a dual motor control AC drive for industrial applications requiring precise motor management. It is part of the SINAMICS series and can control two motors simultaneously, making it ideal for manufacturing, packaging, and material handling industries where synchronized motion is critical.

What is the significance of the double motor module design?

The double motor module design allows controlling two motors within a single compact unit, reducing hardware costs and installation space. This is especially useful in systems where two motors must work harmoniously, such as conveyor systems or machines with dual operational processes.

What voltage and power supply does this drive support?

The 6SL3120-2TE21-8AD0 operates on a DC power supply with a 510 and 720 VDC voltage range. It also requires a 24 V power supply with a 15% to +20% tolerance for its control electronics. This wide voltage range makes it versatile for different power configurations in industrial settings.

What is the rated output current and frequency?

This AC drive is rated for a 2 x 18.0 A output current, making it suitable for medium-sized motors. It supports multiple output frequencies: 650 Hz for servo control, 600 Hz for V/f (voltage/frequency) control, and 300 Hz for vector control. This range of control types provides flexibility for various motor applications.

What kind of cooling system does it use?

The Siemens 6SL3120-2TE21-8AD0 features an internal air-cooling system. This ensures the drive remains cool during operation, maintaining optimal performance and preventing overheating even in high-load environments. Internal cooling also reduces maintenance needs by eliminating external fans or complex cooling systems.

What safety standards does the driver comply with?

The drive complies with several essential safety standards, including SIL 2 (Safety Integrity Level) as per IEC 61508 and Performance Level d (PL d) according to EN ISO 13849-1. These safety standards ensure the drive can be used in applications requiring high operational safety, protecting both equipment and operators.

What is the environmental temperature range for this unit?

The 6SL3120-2TE21-8AD0 is designed to operate in ambient temperatures ranging from 32°F to 104°F (0°C to 40°C), making it adaptable to various industrial environments, including those with moderate heat or cold.

What are the physical dimensions of this drive?

This AC drive has a booksize construction with compact dimensions: a height of 14.9 inches, a width of 3.94 inches, and a depth of 10.63 inches. Its space-saving design allows for easier installation in control cabinets where space is limited.

What protection rating does this model offer?

The Siemens 6SL3120-2TE21-8AD0 has an IP20/UL Open Type protection rating. This means it offers essential protection against solid objects, like fingers or small tools, but is not protected against water or dust, making it suitable for clean, controlled environments such as industrial control rooms.

What warranty is offered by MRO Electric and Supply?

The Siemens 6SL3120-2TE21-8AD0 has a 2-year warranty when purchased from MRO Electric and Supply. MRO Electric also offers free shipping, providing additional value for customers looking to purchase this AC drive.

Contact Us Today For More Information About Siemens Products

Check out the rest of our Siemens product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at sales@mroelectric.com, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like 6SL3120-2TE21-8AD0, take a look at more from our AC Drives line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our 6SL3120-2TE21-8AD0 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.