Siemens 1FL6042-2AF21-1AG1 High Dynamic Medium Power Low Inertia Motor

The Siemens 1FL6042-2AF21-1AG1 is a high-dynamic, medium-power, low-inertia motor engineered for demanding industrial automation tasks. This servomotor excels in applications requiring rapid acceleration, precise positioning, and smooth operation, making it a prime choice for robotics, machine tools, and high-speed packaging machinery. Its core advantages lie in its exceptional dynamic performance, robust construction, and seamless integration within Siemens' comprehensive automation ecosystem. Key technical parameters include a rated power of 1.8 kW, a nominal speed of 5000 rpm, and a torque rating of 5.7 Nm, ensuring robust performance across a range of operational demands. The motor also features a protection class of IP65, safeguarding it against dust ingress and low-pressure water jets, and a thermal class F insulation system for reliable operation under elevated temperatures.

| Parameter          | Value                 |

| :----------------- | :-------------------- |

| Motor Type         | Synchronous           |

| Rated Power        | 1.8 kW                |

| Nominal Speed      | 5000 rpm              |

| Nominal Torque     | 5.7 Nm                |

| Peak Torque        | 17 Nm                 |

| Inertia            | 0.000031 kgm²         |

| Protection Class   | IP65                  |

| Thermal Class      | F                     |

| Voltage            | 400 V                 |

| Flange Size        | IM B5 / IM V1         |

| Shaft Diameter     | 22 mm                 |

| Encoder Resolution | 16384 increments/rev  |

| Holding Brake      | Yes                   |

Core Features & Market Positioning

The Siemens 1FL6042-2AF21-1AG1 distinguishes itself through its low rotor inertia, enabling lightning-fast response times and superior dynamic control crucial for high-precision manufacturing. This characteristic directly translates to improved throughput and enhanced product quality in automated systems. Its robust design, including a reinforced shaft and high-quality bearings, ensures longevity and reliability even in harsh industrial environments. Positioned as a premium solution for performance-critical applications, this motor competes effectively against other leading servomotor manufacturers by offering a compelling blend of speed, accuracy, and integration capabilities within the broader Siemens automation portfolio, particularly when paired with Siemens SINAMICS drives.

Key Application Scenarios

This high-dynamic servomotor is ideally suited for a variety of demanding industrial applications. In the machine tool industry, it facilitates high-speed spindle drives and precise axis movements, leading to improved machining accuracy and faster cycle times. For robotics, its low inertia and high torque density enable agile and responsive manipulator movements, essential for complex assembly and pick-and-place operations. The packaging sector benefits from its ability to perform rapid, precise movements required for high-speed filling, capping, and labeling machinery, boosting production efficiency. Furthermore, it finds application in automation systems requiring dynamic motion control, such as material handling, printing, and textile machinery where speed and accuracy are paramount.

Practical System Integration Guidance

Integrating the Siemens 1FL6042-2AF21-1AG1 into an automation system typically involves connecting it to a compatible Siemens SINAMICS servo drive, such as the SINAMICS V90 or S210. Proper wiring is critical; the motor uses a standard M23 connector for power and encoder feedback. Ensure the correct cable types and lengths are used to maintain signal integrity and prevent electromagnetic interference. Commissioning is usually performed using the drive's integrated controller or through Siemens' TIA Portal software. This allows for precise parameterization of motor characteristics, control loops, and safety functions. Accurate tuning of the servo controller is essential to leverage the motor's full dynamic potential and ensure stable operation across its entire speed and torque range.

Operation and Risk Mitigation

Safe operation of the Siemens 1FL6042-2AF21-1AG1 requires adherence to standard industrial safety protocols. Ensure all electrical connections are properly insulated and grounded. The integrated holding brake should be utilized when the motor is at standstill to prevent unintended movement, especially in vertical axis applications. Familiarize yourself with the specific fault codes indicated by the connected SINAMICS drive; common issues might relate to overcurrent, over-temperature, or encoder errors. Proper ventilation of the motor and drive is crucial to prevent overheating, which can lead to premature component failure and potential safety hazards. Always consult the drive's manual for detailed troubleshooting steps and error code explanations.

Scalability & Long-Term Value

The Siemens 1FL6042-2AF21-1AG1 offers significant long-term value through its compatibility with the expansive Siemens automation platform. When integrated within TIA Portal, it can be seamlessly scaled and networked with other Siemens components, including PLCs, HMIs, and other drive systems. This modularity allows for future expansion and modification of automation lines without requiring complete system overhauls. Furthermore, its robust construction and Siemens' commitment to quality ensure a long operational lifespan. The motor is also well-positioned to benefit from future advancements in digital manufacturing and Industrial Internet of Things (IIoT) integration, enabling predictive maintenance and enhanced system diagnostics when connected to cloud-based platforms.

Frequently Asked Questions (FAQs)

What is the primary benefit of the low inertia in the Siemens 1FL6042-2AF21-1AG1 motor?

Low inertia allows for extremely rapid acceleration and deceleration. This directly translates to faster machine cycle times and improved productivity in automated processes.

The motor can precisely follow dynamic setpoint changes. This is critical for high-accuracy positioning tasks and smooth motion control in demanding applications.

This feature enhances the overall responsiveness and agility of the robotic or automated system. It's key for applications like high-speed pick-and-place or intricate assembly.

What type of encoder is used with the Siemens 1FL6042-2AF21-1AG1?

This motor typically utilizes an encoder that provides high resolution for precise feedback. It enables accurate position and speed control crucial for dynamic applications.

The encoder system ensures reliable and detailed motor feedback to the servo drive. This is essential for closed-loop control algorithms that optimize performance.

High-resolution feedback minimizes positional errors, contributing to the overall accuracy and quality of manufactured goods or processed materials.

Can the Siemens 1FL6042-2AF21-1AG1 be used in harsh environmental conditions?

The motor features an IP65 protection class, offering excellent defense against dust and water ingress. This makes it suitable for many challenging industrial settings.

Its thermal class F insulation system allows it to operate reliably at higher ambient temperatures. This broadens its application range in various manufacturing environments.

Robust construction and quality components ensure durability. This leads to a longer service life even when exposed to demanding operational conditions.

What drive is recommended for the Siemens 1FL6042-2AF21-1AG1?

Siemens SINAMICS servo drives are the recommended partners for this motor. Drives like the SINAMICS V90 or S210 offer seamless integration.

These drives are specifically designed to harness the high dynamic capabilities of the 1FL6 series motors. They provide optimized control and performance.

Integration within the TIA Portal environment allows for comprehensive system setup and diagnostics. This simplifies engineering and maintenance tasks.

How is the holding brake activated and used in the 1FL6042-2AF21-1AG1?

The holding brake is an electromagnetic device engaged when power is removed from its coil. It's essential for preventing motion when the motor is stopped.

It ensures the load is securely held in position, especially in vertical axis applications, preventing gravity-induced movement. This enhances safety and prevents workpiece damage.

Brake activation and deactivation are typically managed automatically by the connected SINAMICS servo drive based on the operational state. Proper configuration is key.

What is the typical voltage supply for this motor?

The Siemens 1FL6042-2AF21-1AG1 motor operates on a 400V power supply. This is a standard industrial voltage for medium-power applications.

Ensure the connected power source is stable and within the specified voltage tolerance for optimal performance and longevity. Fluctuations can impact control.

This voltage rating is compatible with common mains power configurations in industrial facilities worldwide. Always verify local supply specifics.

What does the IP65 rating signify for this motor?

IP65 indicates that the motor is dust-tight and protected against water jets. It ensures reliable operation even in environments with significant dust or moisture.

This protection level means no dust enters the motor under any condition. It also withstands water projected by a nozzle, making it suitable for washdown areas.

The IP65 rating is crucial for applications in food processing, chemical plants, or outdoor installations where environmental contaminants are present.

What is the significance of the low rotor inertia for machine builders?

Low inertia allows for smaller, lighter motor designs while achieving high dynamic performance. This can lead to more compact and energy-efficient machinery.

It enables faster control loop response, meaning the motor can react quicker to commands. This is vital for precision automation and high-throughput production.

Machine builders can achieve higher performance levels with potentially less complex control strategies due to the inherent dynamic capabilities of the motor.

How does this motor integrate with Siemens automation systems like TIA Portal?

The motor is designed for seamless integration within the TIA Portal engineering framework. This simplifies configuration, programming, and diagnostics.

It communicates effectively with Siemens SINAMICS drives and S7 PLCs, enabling a unified and efficient automation solution for complex projects.

Using TIA Portal allows for parameterization, commissioning, and optimization of the motor and drive system through a single software platform.

What kind of applications would benefit most from the Siemens 1FL6042-2AF21-1AG1?

High-speed pick-and-place robots and automated assembly lines benefit greatly. Its fast response enhances throughput and accuracy.

Machine tools requiring rapid axis movements and precise contouring are ideal candidates. It improves machining speeds and surface finishes.

Automated packaging machinery demanding quick and repetitive motions will see significant performance gains. This includes filling, labeling, and palletizing systems.