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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 1FK7083-5AF71-1EG0 |
| Manufacturer | Siemens |
| Product Type | Servo Motor |
| Rated Power | 3.3 kW |
| Rated Speed | 3000 rpm |
| Rated Torque | 10.5 Nm |
| Maximum Speed (Mechanical) | 6000 rpm |
| Maximum Speed (Inverter) | 5900 rpm |
| Maximum Current | 37.0 A |
| Maximum Torque | 50.0 Nm |
| Rated Current | 10.40 A |
| Efficiency | 93.0 % |
| Moment of Inertia | 27.300 kgcm² |
| Motor Type | Compact |
| Cooling Type | Natural cooling |
| Degree of Protection | IP64 |
| Mounting Design | IM B5 (IM V1, IM V3) |
| Shaft Height | 80 |
| Radial Runout Tolerance | 0.050 mm |
| Vibration Severity Grade | Grade A |
| Axial Runout Tolerance | 0.10 mm |
| Temperature Monitoring | KTY84 temperature sensor in the stator winding |
| Electrical Connectors | Connectors for signals and power rotatable |
| Shaft End | Plain shaft |
| Encoder System | Encoder AM2048S/R: absolute encoder 2048 S/R, 4096 revolutions multi-turn |
| Winding Resistance at 20º C | 0.40 Ω |
| Voltage Constant at 20º C | 97.0 V/1000*min¯¹ |
| Mechanical Time Constant | 1.52 Nm/A |
| Thermal Time Constant | 15.50 ms |
| Net Weight of the Motor | 14.0 kg |
| Rotating Field Inductance | 6.0 mH |
| Shaft Torsional Stiffness | 105000 Nm/rad |
| Motor Type | Permanent-magnet synchronous motor |
The Siemens 1FK7083-5AF71-1EG0 is a high-performance synchronous servo motor from the SIMOTICS S-1FK7 Compact family, designed to deliver dynamic response and precision in a variety of industrial applications. With a rated power of 3.3 kW and a maximum speed of 3000 rpm, this motor is engineered to provide optimum performance with a rated torque of 10.5 Nm and a peak torque of up to 27.80 Nm, ensuring efficient operation in demanding scenarios.
Crafted for reliability, the motor boasts a high degree of protection at IP64, making it suitable for use in environments where dust and moisture resistance is essential. The natural cooling design eliminates the need for additional cooling equipment, simplifying installation and maintenance. The motor's compact form factor is complemented by a robust build, featuring a plain shaft and a radial runout tolerance of 0.050 mm, which contributes to its precise operation.
Equipped with an absolute encoder system (Encoder AM2048S/R) with EnDat interface, the 1FK7083-5AF71-1EG0 ensures accurate positioning and feedback, essential for synchronised drive tasks. The encoder supports 2048 single-turn resolutions and 4096 multi-turn revolutions, enhancing the motor's capability to perform complex motion sequences.
The motor's electrical connectors are designed for flexibility, with rotatable connectors for signals and power, facilitating straightforward integration into a wide range of industrial setups. The absence of a holding brake and the inclusion of a KTY84 temperature sensor in the stator winding for temperature monitoring underscore the motor's focus on performance and durability.
With a net weight of 14.0 kg and a mechanical time constant of 15.50 ms, the Siemens 1FK7083-5AF71-1EG0 servo motor is a testament to Siemens' commitment to quality and innovation in motion control technology, making it a preferred choice for engineers and integrators looking to enhance their automation systems.
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Frequently Asked Questions
What are the key features of this servo motor?
This servo motor is known for its compact design, natural cooling system, and high efficiency of 93%. It has a rated torque of 10.5 Nm and a maximum torque of 50.0 Nm, making it suitable for a variety of demanding applications.
Can this motor operate at different speeds?
Yes, the motor is designed to operate optimally at 3000 rpm but has a maximum permissible mechanical speed of 6000 rpm and a maximum permissible inverter speed of 5900 rpm.
What type of encoder does the motor use?
The motor is equipped with an Encoder AM2048S/R, which is an absolute encoder with 2048 S/R and 4096 revolutions multi-turn, featuring an EnDat interface.
What is the degree of protection for this motor?
The motor has a degree of protection rated at IP64, which means it is protected against dust ingress and splashing water.
What is the significance of the motor's moment of inertia?
The moment of inertia is 27.300 kgcm², which is an important factor to consider when matching the motor to dynamic applications as it affects the acceleration and deceleration characteristics of the motor.
Is there a temperature monitoring feature in this motor?
Yes, the motor includes a KTY84 temperature sensor in the stator winding for temperature monitoring.
What is the rated power output of the motor?
The motor has a rated power output of 3.3 kW, which indicates the amount of power it can deliver continuously under standard operating conditions.
How is the motor cooled?
The motor utilises natural cooling, which means it relies on the natural convection of air to dissipate heat without the need for additional cooling mechanisms.
What are the electrical characteristics of the motor?
The motor has a winding resistance of 0.40 Ω at 20º C, a voltage constant of 97.0 V/1000*min¯¹, and a torque constant of 1.52 Nm/A.
What type of shaft does the motor have?
The motor features a plain shaft without a holding brake, which is suitable for direct coupling to a machine or gearbox.
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