Siemens 1FL6044-2AF21-1LG1 High Speed Precision Servo Motor
The Siemens 1FL6044-2AF21-1LG1 is a high-speed precision servo motor engineered for demanding automation tasks. This motor excels in applications requiring rapid acceleration, precise positioning, and high dynamic response. Its core advantages lie in its robust construction, efficient power delivery, and seamless integration within Siemens' broader automation ecosystem. Key technical parameters include a rated power of 1.1 kW, a nominal speed of 6000 rpm, and an IP65 degree of protection, ensuring reliable operation even in harsh industrial environments. The motor features a compact frame size and low rotor inertia, contributing to its exceptional dynamic performance and suitability for space-constrained applications.
Product Specifications
| Parameter | Value |
| :--------------------- | :--------------------------------------- |
| Motor Type | Servo Motor |
| Series | 1FL6 |
| Frame Size | 44 |
| Rated Power | 1.1 kW |
| Nominal Speed | 6000 rpm |
| Voltage | 400 V |
| Protection Class | IP65 |
| Insulation Class | F |
| Encoder Type | Multi-turn absolute encoder (19-bit) |
| Flange Size | 100 x 100 mm |
| Shaft Diameter | 22 mm |
| Brake | Yes (18 Nm holding torque) |
| Weight (approx.) | 4.2 kg |
Core Features & Market Positioning
The Siemens 1FL6044-2AF21-1LG1 positions itself as a premium solution for high-performance motion control. Its multi-turn absolute encoder technology eliminates the need for re-referencing after power loss, significantly reducing downtime and enhancing operational efficiency. This feature, combined with its high torque density and low cogging torque, makes it a preferred choice for applications demanding smooth, precise movements at high speeds. Furthermore, its integration with Siemens SIMOTICS drives and TIA Portal software offers a streamlined engineering experience and robust diagnostic capabilities, differentiating it from competitors who may offer less integrated solutions.
Key Application Scenarios
This high-speed precision servo motor finds its optimal use in a variety of demanding industrial sectors. It is particularly well-suited for automated assembly lines, where rapid and precise pick-and-place operations are critical for throughput. In the packaging industry, its dynamic response enables high-speed material handling and precise filling or sealing processes. The machine tool sector benefits from its accuracy and speed for intricate cutting, milling, and grinding operations. Additionally, its suitability for applications requiring constant speed and torque, such as winding and unwinding machinery, further broadens its applicability.
Practical System Integration Guidance
Integrating the Siemens 1FL6044-2AF21-1LG1 into existing automation systems is facilitated by its compatibility with Siemens SINAMICS servo drives. Proper wiring is crucial; ensure that the motor power cables and encoder feedback cables are correctly connected to the drive to prevent operational errors or damage. For commissioning, utilize the TIA Portal software to configure motor parameters, set speed and torque limits, and perform motion control adjustments. The motor's encoder provides direct feedback, simplifying servo tuning and enabling advanced diagnostic functions within the TIA Portal environment.
Operation and Risk Mitigation
Safe operation of the Siemens 1FL6044-2AF21-1LG1 requires adherence to standard industrial safety protocols. Ensure proper grounding and electrical connections to prevent shock hazards. The integrated brake provides holding torque when power is removed or during emergency stops, a critical safety feature for preventing unintended movement of machinery. Common fault codes relate to overcurrent, overvoltage, or encoder errors, which can typically be addressed by verifying power supply stability, checking cable integrity, and ensuring correct motor parameterization within the connected drive. Regular maintenance, including inspection of connections and motor ventilation, is recommended.
Scalability & Long-Term Value
The Siemens 1FL6044-2AF21-1LG1 offers significant long-term value through its scalability and integration capabilities. It forms part of a comprehensive Siemens motion control portfolio, allowing for easy expansion and integration with other Siemens servo motors and drives, facilitating upgrades or the automation of more complex machinery. Its compatibility with industrial Ethernet protocols and integration with IIoT platforms through Siemens' digital solutions enables advanced data analysis, predictive maintenance, and remote monitoring, enhancing overall plant efficiency and supporting Industry 4.0 initiatives.
Frequently Asked Questions (FAQs)
1. What is the primary advantage of the Siemens 1FL6044-2AF21-1LG1 servo motor?
The primary advantage is its high-speed precision and dynamic response, making it ideal for rapid, accurate automation tasks.
It also offers seamless integration with Siemens automation systems, simplifying setup and diagnostics.
The multi-turn absolute encoder ensures that positional data is retained after power cycles, reducing downtime.
2. Can this servo motor be used in a dusty or wet environment?
Yes, the motor features an IP65 degree of protection, meaning it is dust-tight and protected against water jets.
This ingress protection allows for reliable operation in challenging industrial conditions commonly found in manufacturing.
Care should still be taken to ensure proper sealing and maintenance to preserve its operational integrity.
3. What type of encoder does the Siemens 1FL6044-2AF21-1LG1 use?
This servo motor is equipped with a 19-bit multi-turn absolute encoder.
The absolute encoder provides precise positional information without requiring homing cycles after power loss.
The multi-turn capability allows it to track movements across multiple rotations, essential for many automation applications.
4. What are the typical applications for this high-speed servo motor?
It is commonly used in automated assembly, packaging machinery, and high-precision machine tools.
Applications requiring rapid pick-and-place, fast material handling, or intricate high-speed machining benefit greatly.
Other uses include winding/unwinding systems and robotics where dynamic performance is key.
5. How does this motor integrate with Siemens automation platforms?
It seamlessly integrates with Siemens SINAMICS servo drives and the TIA Portal engineering framework.
This integration streamlines configuration, programming, and diagnostics through a unified software environment.
The motor's encoder feedback is directly compatible with these drives for efficient motion control.
6. What is the rated power and nominal speed of the Siemens 1FL6044-2AF21-1LG1?
The motor has a rated power of 1.1 kW.
Its nominal speed is 6000 revolutions per minute (rpm).
These specifications highlight its capability for high-performance motion control tasks.
7. Does the Siemens 1FL6044-2AF21-1LG1 have an integrated brake?
Yes, this servo motor includes an integrated brake.
The brake provides a holding torque of 18 Nm when unpowered.
This feature is crucial for safety, preventing axis drift when the motor is stopped or de-energized.
8. What is the frame size and shaft diameter of this motor?
The motor has a frame size of 44.
Its shaft diameter is 22 mm.
These dimensions are important for mechanical mounting and compatibility with gearboxes or couplings.
9. What are the benefits of the low rotor inertia in this servo motor?
Low rotor inertia allows for very rapid acceleration and deceleration capabilities.
This enhances the dynamic response of the motion control system, improving cycle times.
It also contributes to precise positioning accuracy during high-speed movements.
10. How can I troubleshoot common issues with this servo motor?
Verify correct wiring and electrical connections to the drive.
Check drive parameters for proper motor configuration and limit settings.
Consult the drive's diagnostic codes for specific error messages related to the motor or encoder.
