The Siemens 6SL3720-1TE32-6AA3 is an advanced industrial servo motor module and cabinet drive module designed for high-performance motion control in demanding industrial environments.As part of the SINAMICS S120 drive platform,this unit integrates seamlessly into SINAMICS drive cabinets and supports powerful control of single motors with precise speed and torque performance.It accepts a DC bus input voltage range from 510 V to 720 V and supplies a 0–480 V three-phase AC output,delivering up to 132 kW at 260 A rated current,optimized for complex automation and servo applications with robust air-cooled operation and IP20 protection.
Introduction to the SINAMICS S120 Drive Platform
What is the SINAMICS S120 Series?
The SINAMICS S120 family represents a modular drive solution designed for high-end motion control systems in industrial automation.These drives are engineered to handle demanding applications where precision,dynamics,and flexibility are critical.The platform is structured around modular units that can be combined to build customized drive systems,including power modules,control units,motor modules,and DC link components.Unlike standalone inverters,it enables high-performance multi-axis control,making it a preferred choice for advanced manufacturing,robotics,material handling,and process machinery.
Why Choose a Cabinet Drive Module?
A cabinet drive module such as the 6SL3720-1TE32-6AA3 is designed for integration into a larger drive cabinet assembly rather than standalone mounting.This configuration offers several advantages:
Centralized power architecture:Shared DC link and cooling systems reduce wiring complexity and improve reliability.
Enhanced serviceability:Components are accessible within standardized cabinet layouts for easier maintenance.
Scalability:Multiple modules can be installed in the same cabinet to control additional motors without redesigning the entire system.
These characteristics make such modules ideal for systems where space efficiency,modular expandability,and centralized control are priorities.
Key Features&Technical Highlights
Robust Industrial Design
Cabinet-mounted drive module suitable for heavy industrial automation environments.
Air-cooled operation with IP20 protection,optimized for installation inside industrial cabinets with controlled airflow.
High Power and Flexible Output
Supports a wide DC link input range of 510–720 V DC,accommodating common high-voltage DC bus architectures in SINAMICS systems.
Outputs three-phase AC up to 480 V with a rated current of 260 A,enabling support for motors up to 132 kW.
Integrated Communication and Control
Designed to work with CU320-2 series control units,offering advanced control features including vector and servo control,safety functions,and diagnostics.
Compatible with Drive-CLiQ communication standards for seamless integration with motors and other SINAMICS modules.
Typical Industrial Applications
The 6SL3720-1TE32-6AA3 is suited for applications that require precise motion control,high dynamics,and reliable long-term operation,including:
Automated assembly lines where coordinated motion and speed control are critical.
Material handling and conveyor systems with variable speed and torque requirements.
Machine tools and robotics needing high repeatability and dynamic performance.
Large centrifugal fans,pumps,or compressors where controlled acceleration and deceleration improve energy efficiency.
By integrating this module into a cabinet,machine designers can centralize drive control and power distribution,enhancing overall system reliability and maintenance efficiency without field-mounted drives.
Enhancing Drive Performance with SINAMICS S120
Advanced Motion Control
SINAMICS S120 modules support multiple advanced control methods,including vector control for optimal torque performance and servo control for precise positioning and speed regulation.Such flexibility allows engineers to tailor the drive behavior to specific process demands,improving system responsiveness and product quality.
Scalability and Modular Upgrades
When production needs evolve,the modular architecture enables straightforward system expansions.Additional single-motor modules,high-speed communication modules,or safety function expansion units can be added without redesigning the entire drive platform.
Related Questions Engineers Often Ask
1.How does an industrial servo motor module differ from a standard VFD?
An industrial servo motor module like this unit differs from a standard variable frequency drive(VFD)in several critical ways.Standard VFDs typically focus on controlling the speed of induction motors with basic V/f or simple vector control.In contrast,servo modules are designed for high-precision motion control,enabling accurate torque,speed,and position regulation across dynamic load changes.SINAMICS S120 modules support advanced feedback loops,integrated safety,and communication with motion controllers,making them suitable for robotics,multi-axis machines,and coordinated automation.The modular cabinet design also allows easier scaling and centralized cooling.
2.What are the benefits of a cabinet drive module in an industrial automation system?
Cabinet drive modules centralize drive components inside a protective electrical cabinet,improving environmental protection,thermal management,and service access.They allow multiple modules to share a DC link and common power infrastructure,reducing wiring and system complexity.Maintenance teams can access modules in an organized layout and perform swaps or upgrades with minimal downtime.These advantages make cabinet modules preferable for large machines and systems where reliability,modularity,and ease of service outweigh the flexibility of distributed,field-mounted drives.
3.What motors are compatible with this SINAMICS S120 module?
This module is compatible with three-phase AC motors designed for use with SINAMICS drives and Drive-CLiQ communication.While many high-performance motors can work with SINAMICS platforms,the best results come when using Siemens Drive-CLiQ motors and encoders,as they ensure full utilization of built-in diagnostics,safety functions,and control performance.Mismatched or unsupported motors may require careful parameter tuning and may not achieve the same dynamic accuracy.
4.Can this drive module be used in regenerative applications?
SINAMICS S120 systems can be configured with modules that support regeneration and energy feedback to the DC link when decelerating loads.A single motor module like the 6SL3720-1TE32-6AA3 can participate in regenerative systems when paired with appropriate line modules and DC link components,allowing energy recovered during braking to be reused or redirected.This capability enhances system efficiency and reduces power consumption for dynamically loaded machines.
5.How does integration with CU320-2 enhance performance?
When paired with a CU320-2 control unit,the drive module gains access to advanced motion and safety functions.The CU320-2 manages real-time control,multi-axis synchronization,and communication with higher-level controllers such as PLCs or motion systems.This integration enables coordinated motion across multiple axes,built-in safety features,and extensive diagnostics,which are critical in complex automation and robotics applications with demanding performance requirements.
FAQ
1.Who are We?
Beijing Zhongping Technology Co., LTD., is a one-stop integrated service provider of intelligent manufacturing, belongs to the Gong Doctor Group, is a scientific research, design, marketing, technical services, industrial Internet, international import and export services as one of the science and technology companies.
2.What can you buy from us?
PLC, inverter, human-machine interface, hydraulic products, low-voltage power distribution, industrial robots and core components
3.Is the item in stock or need to be purchased from another supplier?
We have a large inventory of goods and have our own warehouse.
4.What advantages do we have over other suppliers?
Our company has a large amount of inventory and a number of warehouses, but also in the country's important industrial provinces and cities with offices and a number of overseas service points. To provide you with intelligent manufacturing one-stop comprehensive services, save efforts, labor and cost.
5.Can you provide 100% new original authentic products?
We only sell new original genuine, no renovation, no fake, only for the original factory original!
6.How long is the delivery time?
If there is a stock, it will take 2-3 working days to ship, if the quantity is large, it will take 5-7 working days after receiving the payment, if it is not a conventional model, it will take some time, we will inform you of the specific delivery time.
7.Is there technical support available?
Of course, we have a professional technical team that can help you solve technical problems.
8.How do we guarantee quality?
We have three processes to control the quality of goods.
1). Our engineers will inspect the production and quality control in the factory regularly.
2) Incoming materials shall be inspected by experienced purchasing engineers before they can be stored.
3). At least 2 people in the logistics department cross-check the goods to be sent before delivery.
9.Can you guarantee the safe and reliable delivery of your products?
Yes, we strictly adopt the international standard packing. We also use special packaging for dangerous goods, and refrigerated shipping for items with temperature requirements. Special item packaging and general cargo standard packaging requirements may incur additional costs.
10.How about the freight?
The cost depends on how you choose to get the goods. Express is usually the fastest but also the most expensive way. Sea freight is the best solution for large quantities of goods. The exact shipping cost depends on the purchase amount、quantity and weight of your order. Please feel free to contact us for more information.
010-64225983
+8613811814778
info@zhongpingtech.com
Building 26, Liyuan Community, Chaoyang District, Beijing, China
