The Siemens 1FT7042-5AF71-1DG1-Z is a high-performance synchronous motor renowned for its precision and reliability in a variety of industrial applications. This compact motor is designed with a permanent magnet and operates efficiently with a rated speed of 3,000 rpm. It boasts a rated torque of 2.7 Nm at 100 K and a rated current of 2.10 A, making it suitable for tasks requiring consistent and controlled motion.
With an impressive efficiency of 92.0%, the motor ensures optimal performance while maintaining energy conservation. The motor's physical constants include a torque constant of 1.38 Nm/A and a voltage constant of 87.5 V/1000 min-1 at 20º C, which contribute to its precise operation. The winding resistance at 20º C is 3.60 Ohm, and it has a rotary field inductance of 21.4 mH.
Mechanically, the motor is built to last with a robust design featuring natural cooling, radial runout tolerance of 0.040 mm, and concentricity tolerance of 0.080 mm. It is equipped with a Pt1000 temperature sensor for temperature monitoring and has a high degree of protection rated at IP65, ensuring it is well-protected against dust and water ingress.
The motor includes an incremental encoder with 22 bits resolution and an additional 11 bits for commutation position, enhancing its precision in feedback applications. The electrical connection is facilitated by a turnable connector, making installation and maintenance straightforward.
This motor is particularly suited for applications where high dynamics and precision are paramount, such as in machine tools, production machinery, and robotics. Its optimal operating point at 3,000 rpm and optimum power of 0.8 kW make it a versatile choice for engineers and technicians looking for a reliable motor solution.