Siemens 1FL6034-2AF21-1MB1 Heavy Load Servo Motor

The Siemens 1FL6034-2AF21-1MB1 is a high-performance, naturally cooled synchronous servomotor from the SIMOTICS S-1FL6 series, engineered for demanding industrial automation tasks requiring precision and dynamic response. This motor excels in applications demanding accurate positioning and rapid motion control, boasting a compact design and robust construction. Key advantages include its integrated holding brake for secure load positioning, a 21-bit absolute encoder for high-resolution feedback, and an IP65 protection rating ensuring operation in harsh environments. The motor operates on a 230 V 3-phase AC supply, delivering a nominal power of 0.4 kW at 3000 rpm with a nominal torque of 1.27 Nm. Its shaft features a feather key for secure torque transmission, and it utilizes a DRIVE-CLiQ interface for encoder communication. The Siemens 1FL6034-2AF21-1MB1 is designed for seamless integration with Siemens SINAMICS V90 servo converters, forming a powerful and efficient drive system.

Product Specifications

| Parameter               | Value                                            |

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

| Manufacturer            | Siemens                                          |

| Series                  | SIMOTICS S-1FL6                                  |

| Model                   | 1FL6034-2AF21-1MB1                               |

| Product Type            | Synchronous Servomotor                           |

| Voltage Supply          | 230 V 3AC                                        |

| Nominal Power (Pn)      | 0.4 kW                                           |

| Nominal Speed (Nn)      | 3000 rpm                                         |

| Nominal Torque (Mn)     | 1.27 Nm                                          |

| Starting Torque (M0)    | 1.27 Nm                                          |

| Shaft Height            | 30 mm                                            |

| Encoder Type            | 21-bit Absolute Single-turn                      |

| Encoder Interface         | DRIVE-CLiQ                                       |

| Shaft Type              | Plain Shaft with Feather Key                     |

| Shaft Tolerance         | N                                                |

| Holding Brake           | With Holding Brake                               |

| Protection Class        | IP65                                             |

| Cooling Method          | Self-cooled (Natural Cooling)                    |

| Mounting Standard       | IMB5 (Compatible IM V1, IM V3)                   |

| Power/Signal Plug       | Rotatable 270°                                   |

| Suitable for Drive      | SINAMICS V90                                     |

| Country of Origin       | China                                            |

Core Features & Market Positioning

The Siemens 1FL6034-2AF21-1MB1 stands out in the industrial servo motor market due to its high precision, dynamic performance, and integrated safety features. Its 21-bit absolute encoder ensures high-resolution position feedback, crucial for complex motion control tasks where accuracy is paramount. The inclusion of a holding brake is a significant differentiator, providing essential fail-safe functionality for vertical axis applications or to maintain load position during power outages, enhancing operational safety. Market positioning of the SIMOTICS S-1FL6 series, including this model, is firmly within the high-dynamic, compact servo motor segment, designed to work synergistically with Siemens' SINAMICS V90 servo converters, offering a cohesive and optimized drive solution. This integration simplifies system design and commissioning, providing a competitive edge for users seeking reliable and efficient automation. The IP65 rating further solidifies its position for use in demanding industrial environments where dust and water ingress are concerns.

Key Application Scenarios

The Siemens 1FL6034-2AF21-1MB1 servomotor is ideally suited for a wide array of industrial automation applications where precise motion control, high dynamics, and reliability are critical. Its robust design and advanced features make it a preferred choice for:

  Automated Production Lines: For precise manipulation, assembly, and positioning tasks in manufacturing.  Machine Tools: Enabling high-precision machining operations requiring accurate tool path control.  Robotics: Powering robotic arms and end-effectors for intricate and repetitive tasks.  Material Handling Systems: Facilitating controlled movement and precise placement of goods in logistics and warehousing.  Packaging and Labeling Machinery: Ensuring high-speed, accurate operation for efficient packaging processes.  Vertical Axis Applications: The integrated holding brake makes it exceptionally suitable for applications where maintaining position against gravity is essential.

Practical System Integration Guidance

Integrating the Siemens 1FL6034-2AF21-1MB1 servomotor into an industrial control system is streamlined through its compatibility with Siemens SINAMICS V90 servo converters and the MOTION-CONNECT 300 connection system. The motor features a rotatable 270° power/signal plug, facilitating flexible cable routing within control cabinets. For successful integration, ensure proper wiring according to the SINAMICS V90 documentation and the motor's connection diagram. The DRIVE-CLiQ interface simplifies encoder connection, transmitting high-resolution position data efficiently. Commissioning typically involves parameterizing the SINAMICS V90 drive to match the motor's characteristics, including its power, speed, and encoder feedback, often utilizing Siemens' TIA Portal software for advanced configuration and diagnostics.

Operation and Risk Mitigation

Safe and efficient operation of the Siemens 1FL6034-2AF21-1MB1 servomotor relies on adhering to operational guidelines and implementing appropriate risk mitigation strategies. The integrated holding brake is a critical safety feature, automatically engaging when power is removed to prevent unintended load movement. Always ensure the brake is functional and that appropriate safety interlocks are in place. When servicing or performing maintenance, always disconnect and lock out power to prevent unexpected startup. The IP65 protection rating offers significant protection against dust and low-pressure water jets, but direct high-pressure washing or submersion should be avoided. Common troubleshooting may involve checking encoder signals, brake engagement status, and motor temperature. Consult the SINAMICS V90 drive system manual for specific fault codes and diagnostic procedures relevant to motor operation.

Scalability & Long-Term Value

The Siemens 1FL6034-2AF21-1MB1 is part of a robust ecosystem, offering significant scalability and long-term value. Its design, intended for integration with the SINAMICS V90 drive, allows for straightforward expansion of motion control capabilities by adding more drive-motor units. This modularity supports system growth as production demands increase. Furthermore, Siemens' commitment to Industry 4.0 principles means these motors are designed to integrate with digital solutions, enabling predictive maintenance, remote monitoring, and enhanced operational insights through connected systems. While a product note indicates a phase-out for this series in certain regions, the established performance and compatibility with current Siemens platforms ensure continued utility and support for existing installations, providing a sound investment for automation infrastructure.

Frequently Asked Questions

What is the primary function of the Siemens 1FL6034-2AF21-1MB1 servomotor?

This servomotor is engineered for precision motion control in industrial automation. It provides highly accurate positioning and dynamic speed regulation for machines. Its core function is to translate electrical signals into precise mechanical movements.

Its integrated holding brake ensures the load remains stationary when power is off. The 21-bit absolute encoder offers exceptional position feedback for complex tasks. This makes it suitable for demanding applications.

The motor is designed for seamless integration with Siemens SINAMICS V90 servo converters. This pairing creates a powerful and efficient drive system for various automation needs.

What are the key technical specifications of the Siemens 1FL6034-2AF21-1MB1?

The Siemens 1FL6034-2AF21-1MB1 operates at 230V 3-phase AC. It delivers a nominal power of 0.4 kW and a nominal speed of 3000 rpm. Its nominal torque is 1.27 Nm.

This motor features a shaft height of 30 mm and a plain shaft with a feather key for secure torque transfer. It includes a 21-bit single-turn absolute encoder for precise position feedback.

An integrated holding brake enhances safety and load holding capabilities. The motor also boasts an IP65 protection rating, suitable for harsh industrial environments.

What industries and applications benefit most from the Siemens 1FL6034-2AF21-1MB1?

This servomotor is ideal for industries requiring high-precision automation. This includes machine tools, robotics, and automated assembly lines.

It is also well-suited for material handling, packaging, and labeling machinery. Applications with vertical axes benefit greatly from its integrated holding brake.

Its dynamic performance and accuracy make it a choice for tasks demanding rapid and precise motion control. It ensures efficient and reliable operation in complex manufacturing processes.

How does the 21-bit absolute encoder in the 1FL6034-2AF21-1MB1 enhance performance?

The 21-bit resolution provides an extremely high level of position accuracy. This detailed feedback is crucial for applications needing micron-level precision in motion.

Unlike incremental encoders, absolute encoders retain position information even after power loss. This eliminates the need for re-referencing upon startup, saving time and improving efficiency.

The DRIVE-CLiQ interface ensures rapid and reliable communication of this high-resolution positional data to the servo drive. This enables sophisticated control algorithms and faster response times.

What is the significance of the integrated holding brake in this Siemens servomotor?

The holding brake provides a failsafe mechanism to secure the load when power is removed. This is critical for preventing accidental movement, especially in vertical applications.

It ensures the driven axis remains in its position, enhancing safety for personnel and equipment. This feature is invaluable for applications where gravity could cause motion.

Proper integration and control of the holding brake are essential for its effective operation. It is a key safety component in many servo applications.

How is the Siemens 1FL6034-2AF21-1MB1 integrated with control systems?

This servomotor is designed to integrate seamlessly with Siemens SINAMICS V90 servo converters. It also works with the MOTION-CONNECT 300 connection system for complete drive solutions.

The motor features a rotatable 270° plug for flexible wiring and ease of installation. Its DRIVE-CLiQ interface simplifies encoder data transmission.

System integration typically involves configuring the SINAMICS V90 drive parameters to match the motor's specifications, often using Siemens' TIA Portal software.

What does the IP65 protection rating mean for the Siemens 1FL6034-2AF21-1MB1?

An IP65 rating signifies that the motor is dust-tight and protected against water jets. This makes it suitable for operation in challenging industrial environments.

It can withstand conditions with significant dust accumulation or exposure to low-pressure water streams. This robustness reduces the risk of failure due to environmental factors.

However, it is not designed for submersion in water. Always ensure the motor is installed appropriately to maintain its protective rating.

What are the advantages of using a natural cooling method in this servomotor?

Natural cooling means the motor dissipates heat through its surface area. This eliminates the need for external cooling fans, reducing noise and potential points of failure.

This design simplifies the motor's construction and maintenance requirements. It also contributes to a more compact and energy-efficient solution.

The design is optimized for efficient heat dissipation, ensuring reliable performance under its specified operating conditions.

Is the Siemens 1FL6034-2AF21-1MB1 compatible with older Siemens drive systems?

The 1FL6034-2AF21-1MB1 is primarily designed for seamless integration with the SINAMICS V90 servo converter system. Compatibility with older or different drive platforms would require specific interface modules or custom integration efforts.

It is recommended to utilize the SINAMICS V90 for optimal performance and ease of integration, as they are engineered to work together. This ensures full access to features like DRIVE-CLiQ and precise parameterization.

Always consult Siemens documentation for confirmed compatibility when integrating with non-specified drive systems.

What is the expected lifespan and serviceability of this Siemens servomotor?

Siemens motors are known for their robust construction and long operational life when operated within specifications. Regular maintenance, as outlined in Siemens' documentation, can further extend its lifespan.

While the product series may be subject to phase-out in certain regions, Siemens typically offers support, repair, and spare parts services for a considerable period. Contacting a local Siemens spares and repair partner is recommended for service inquiries.

For long-term value, ensuring proper system integration and avoiding environmental conditions beyond the IP65 rating are key factors.