SIEMENS 6SL3120-1TE22-4AD0 Single Axis Booksize Drive Module, 24A 400V

　　The Siemens 6SL3120-1TE22-4AD0 is a high-performance Single Axis Motor Module from the renowned SINAMICS S120 drive family,distinguished by its significant 24A output capacity.This Booksize Drive Module is engineered to provide precise and robust control for individual motors that demand higher current,such as those found in main spindles,large servo presses,or high-torque material handling systems.It is designed to seamlessly integrate into a common DC bus architecture,where it draws power from a central power supply module to deliver conditioned three-phase AC output to the motor.Based on the confirmed technical data,this module accepts a 600V DC input and provides a 3AC 400V,24A output,packaged in the compact and space-efficient bookshelf D-type form factor with internal cooling and advanced control features.

　　1.Product Core Overview and Technical Positioning

　　The 6SL3120-1TE22-4AD0 addresses the need for concentrated power in a single-axis format.Unlike lower-current modules,its 24A rating places it in a category suitable for driving motors in the power range of approximately 11-15 kW,filling a critical gap between standard and very high-power applications.The module's design prioritizes high power density,meaning it delivers substantial output from a relatively small footprint,which is a hallmark of the SINAMICS S120 bookshelf series.Its primary role is to act as the intelligent power amplifier for one motor,executing motion commands received from a higher-level Siemens control unit with precision and dynamic response.

　　Your provided technical specifications are confirmed as the accurate basis for this product's identity:

　　Product Model:6SL3120-1TE22-4AD0

　　Product Family:SINAMICS S120 Motor Module

　　Configuration:Single Axis Motor Module(Controls one motor)

　　Input Voltage:600 V DC(supplied from a separate Line Module)

　　Output:3 AC 400 V,24 A

　　Design:Booksize D-type,internal fan cooling

　　Key Features:Optimized pulse pattern,support for extended Safety Integrated functions,includes DRIVE-CLiQ cable

　　2.In-Depth Technical Features and System Integration

　　2.1.Advanced Power Electronics and Cooling

　　At the heart of this Booksize Drive Module is a sophisticated IGBT-based inverter stage.The"optimized pulse pattern"refers to advanced pulse-width modulation(PWM)techniques that minimize harmonic distortion in the motor current,leading to smoother motor operation,reduced audible noise,and lower motor heating.This results in higher overall system efficiency and can extend the lifespan of both the motor and the module itself.The 24A continuous output capability generates significant heat,which is managed by an efficient internal forced-air cooling system.This integrated fan ensures reliable thermal management without requiring external air ducting,simplifying cabinet design while maintaining the module's compact profile.

　　2.2.Safety and Communication Architecture(DRIVE-CLiQ)

　　A cornerstone of its integration is the DRIVE-CLiQ interface.The included DRIVE-CLiQ cable is not merely a communication link;it is the digital lifeline that enables automatic configuration,real-time data exchange,and centralized diagnostics.Upon connection to a Siemens Control Unit(e.g.,CU320-2),the module is automatically identified and configured,drastically reducing commissioning time.Furthermore,the module supports extended Safety Integrated functions.This means it can be part of a machine's safety chain,implementing critical safety protocols like Safe Torque Off(STO)or Safe Stop 1(SS1)directly through the drive,enhancing machine safety without the need for complex external circuitry.

　　2.3.Role in the SINAMICS S120 System Ecosystem

　　This module does not operate in isolation.It is a critical component within the SINAMICS S120"common DC bus"system.In this architecture,a single,centralized Active Line Module(ALM)or Smart Line Module(SLM)rectifies the mains voltage to create a stable 600V DC bus.The 6SL3120-1TE22-4AD0 then draws from this common DC bus to power its assigned motor.This approach offers major advantages:it allows for regenerative braking energy from one axis to be used by others,improves overall power factor,and reduces the size and cost of the power supply components compared to using individual drives for each axis.

　　3.Application Scenarios and Performance Advantages

　　3.1.Ideal Use Cases and Target Industries

　　This Single Axis Motor Module is the preferred choice for demanding applications where a single motor requires substantial power and precise control.

　　Machine Tools:Driving the main spindle of medium to large machining centers,lathes,or grinders,where high torque at various speeds is crucial for material removal rates and surface finish quality.

　　Heavy-Duty Material Handling:Controlling the hoist or trolley drive in larger cranes,the axis of a heavy-duty robotic arm,or the main conveyor in high-throughput systems.

　　Industrial Presses and Forming Machines:Providing the precise force and speed control needed for servo presses,stamping machines,or injection molding clamp units.

　　Test and Simulation Stands:Where accurate replication of high-torque loads or dynamic motion profiles is required.

　　3.2.Comparative Advantage and Selection Rationale

　　Choosing the 6SL3120-1TE22-4AD0 over other options involves clear technical and economic reasoning.

　　Versus Multiple Smaller Modules:For a machine with one high-power axis and several smaller ones,using this single 24A module for the main axis is more space and cost-effective than attempting to parallel smaller modules,and it provides cleaner,dedicated control.

　　Versus a Chassis Drive:For power levels in the 11-15 kW range,the Booksize Drive Module format offers superior cabinet space utilization compared to a larger,standalone chassis-type drive.It allows for neat,side-by-side mounting with other bookshelf components(like other motor modules or line modules),streamlining cabinet layout,wiring,and cooling.

　　The Value of Integrated Safety:The built-in support for Safety Integrated functions can lead to significant savings in safety relay wiring,panel space,and validation effort for machine builders targeting international markets with stringent safety standards like ISO 13849.

　　4.Technical Deep Dive:The"Bookshelf D-Type"and Performance Optimization

　　4.1.Mechanical Design for Reliability

　　The"D-type"designation within the bookshelf family indicates a specific mechanical and thermal design optimized for higher power dissipation.This typically involves a more robust heatsink structure and a higher-performance internal fan compared to lower-current A-type or C-type modules.This ensures that even under the 24A load,the critical semiconductor components(IGBTs)operate within their optimal temperature range,guaranteeing long-term reliability and consistent performance.The mechanical design also ensures high immunity to vibration,a common challenge in industrial environments.

　　4.2.Optimized Pulse Pattern for Enhanced Performance

　　The"optimized pulse pattern"is a sophisticated software feature with tangible benefits.By dynamically adjusting the switching frequency and pattern of the IGBTs,Siemens engineers minimize common issues like motor whining(audible noise at certain speeds)and reduce bearing currents that can prematurely wear out motor bearings.This optimization also contributes to a better current waveform,which translates into lower torque ripple from the motor.The result is smoother rotation,especially at low speeds,which is critical for high-precision finishing operations or precise positioning.

　　5.Critical Considerations for Implementation and Sizing

　　Successfully deploying this module requires careful system-level planning.The upstream Line Module(ALM/SLM)must be sized to provide enough continuous and peak current for the sum of all motor modules on the DC bus,including the 24A demand of this unit.Proper cooling of the control cabinet is essential;while the module has internal cooling,the ambient temperature must be maintained within specified limits to prevent derating.Electrical installation must follow strict guidelines for cable sizing,routing,and shielding to ensure EMC compliance and prevent interference.Finally,the connected motor must be correctly configured in the Siemens engineering software(SINAMICS Startdrive within TIA Portal)with its full parameter set for the vector control algorithms to function optimally.

　　Frequently Asked Questions(FAQs)

　　1.What size of motor can this 24A module typically drive?

　　As a rule of thumb,a 24A output at 400V can drive a three-phase motor with a rated power of approximately 11 kW to 15 kW,depending on the motor's efficiency and power factor.It is crucial to compare the module's continuous and overload current ratings with the motor's rated and peak current requirements from its data sheet for accurate sizing.

　　2.Can this module be used with any brand of motor?

　　While it is optimized for Siemens SIMOTICS motors,it can control standard asynchronous(induction)motors and synchronous servo motors from other manufacturers.However,to achieve the best performance(high torque at low speed,optimal efficiency),the motor's exact parameters(rated current,inductance,resistance,etc.)must be accurately entered into the Siemens drive configuration software.

　　3.What is the functional difference between this module and the previously discussed double motor module?

　　The core difference is architectural focus.The double motor module is designed for space and cost efficiency when controlling two smaller,often related axes(e.g.,two conveyors).This Single Axis Motor Module is designed for power and performance concentration on one demanding axis.It dedicates all its power electronics and thermal capacity to one motor,offering higher current and typically more sophisticated control optimization for that single channel.

　　4.Why is the DRIVE-CLiQ cable included,and is it special?

　　The inclusion of the DRIVE-CLiQ cable simplifies procurement and ensures compatibility.This is not a standard Ethernet cable;it is a shielded,specified cable designed for the real-time,high-integrity communication required in an industrial motion control system.Using the designated cable guarantees reliable data transmission,automatic topology detection,and noise immunity.

　　5.How does the"extended Safety Integrated"support work in practice?

　　This feature allows safety commands(like an emergency stop)to be transmitted digitally via a safe communication protocol(e.g.,PROFIsafe)over the same DRIVE-CLiQ network used for control.When a safety command is received,the module's firmware safely disables its output in a validated,fault-tolerant manner.This eliminates the need for hard-wired contactors to break the motor power circuit for safety stops,leading to faster response times and simpler cabinet design.