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1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
| Specification | Description |
|---|---|
| Part number | 1FL6044-1AF61-2AG1 |
| Alternative part number | 1FL60441AF612AG1 |
| Manufacturer | Siemens |
| Product series | SIMOTICS S-1FL6 |
| Product type | Permanent-magnet synchronous servo motor |
| Inertia class | High inertia |
| Rated power | 0.75 kW / 1.02 hp |
| Rated speed | 3,000 rpm |
| Maximum speed | 4,000 rpm |
| Rated torque | 2.39 Nm |
| Maximum torque | 7.20 Nm |
| Static torque | 3.50 Nm |
| Rated current | 2.1 A |
| Maximum current | 6.3 A |
| Torque constant | 1.20 Nm/A |
| Encoder type | Incremental encoder, TTL |
| Encoder resolution | 2500 signals per revolution (13 bit) |
| Cooling method | Natural cooling |
| Shaft end | Plain shaft |
| Shaft height | 45 |
| Degree of protection | IP65 |
| Mounting design | IM B5 (also suitable for IM V1 and IM V3) |
| Connection type | Rotatable angular connector with flexible outlet direction |
| Radial runout tolerance | Class N |
| Vibration severity grade | Grade A |
| Thermal class | Class B (130 °C) |
| Ambient operating temperature | 0 to 40 °C |
| Maximum relative humidity | 90% RH, non-condensing at 30 °C |
| Compliance | CE, EAC |
| Moment of inertia | 5.200 kgcm² |
| Net weight | 5.20 kg |
| Product overview | Compact Siemens SIMOTICS S-1FL6 servo motor designed for precise motion duties, combining 0.75 kW output, high-inertia construction and an incremental TTL encoder in a durable IP65 housing. |
This unit is a SIMOTICS S-1FL6 high-inertia permanent-magnet synchronous motor designed for controlled motion applications where stable servo performance and repeatable operation are important.
The motor is rated at 0.75 kW, with a rated speed of 3,000 rpm and a rated torque of 2.39 Nm. These values make it suitable for a wide range of compact industrial motion duties.
The maximum speed is 4,000 rpm and the maximum torque is 7.20 Nm. This gives the motor useful short-term torque capability above its nominal running point.
Yes. This version is specified as a high-inertia motor. In practice, that can be beneficial in applications that favour smoother running, improved stability and better resistance to load variation during motion.
It uses an incremental TTL encoder rated at 2500 signals per revolution with 13-bit feedback. For users checking configuration details, this is one of the key characteristics of 1FL6044-1AF61-2AG1.
The motor is supplied with a plain shaft. This is helpful for buyers matching the motor to their preferred coupling or transmission arrangement.
It is built to IM B5, with IM V1 and IM V3 mounting arrangements also referenced in the data. This gives flexibility when integrating the motor into different machine layouts.
The enclosure protection rating is IP65. That means the motor is built for industrial environments where protection against dust ingress and water jets is important.
This model uses natural cooling. It does not rely on a separate forced-cooling arrangement in the published specification.
The rated current is 2.1 A and the maximum current is 6.3 A. These figures are useful when checking drive matching and overall system sizing.
The stated operating ambient temperature range is 0 to 40 degrees Celsius, with relative humidity up to 90% RH provided there is no condensation at 30 degrees Celsius.
Key mechanical details include a shaft height of 45, a moment of inertia of 5.200 kgcm², a net weight of 5.20 kg, radial runout tolerance Class N and vibration severity grade A.
The motor is specified with thermal class B, rated to 130 degrees Celsius. This forms part of the published build and insulation characteristics for the unit.
It features an angular connector with a rotatable outlet direction. This can make cable routing more convenient where installation space is restricted.
The published data lists CE and EAC conformity. For many buyers, this is a useful reference point when reviewing installation requirements and regional equipment expectations.
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
All parts new or reconditioned are covered by EU Automation 12 month warranty
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