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Siemens 1FK7 1FK7042-2AF71-1QA0

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1FK7042-2AF71-1QA0

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The Siemens 1FK7042-2AF71-1QA0 is a servo motor from the 1FK7 series. This permanent-magnet synchronous motor operates at a rated speed of 3,000 RPM and is designed to deliver 2.6 Newton-meters of torque. It functions on a supply voltage range from 380 to 480 volts AC, with a DC-link voltage range between 510 and 720 volts. The motor features an absolute value encoder for accurate position feedback and is rated at 89% efficiency, making it suitable for various applications.

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Technical specifications for 1FK7042-2AF71-1QA0

ManufacturerSiemens
Product TypeServo Motor
Product Line1FK7
Part Number1FK7042-2AF71-1QA0
UPC040892926071
Weight10.00 lbs (4.54 kg)
Motor TypePermanent-magnet synchronous motor
Rated Speed3,000 revolutions per minute (RPM)
Rated Torque2.6 Newton-meter
Rated Supply Voltage380 to 480 Volts AC
DC-link Voltage Range510 to 720 Volts DC
Rated Current1.9 Amperes
Number of Poles8 poles
Winding Resistance4.67 ohms at 20°C
Motor Efficiency89%
Cooling MethodNatural cooling
Protection RatingIP64
Ambient Operating Temperature-15 to 40°C (in a non-condensing environment)
Encoder TypeAbsolute value encoder
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Siemens' 1FK7042-2AF71-1QA0 motor is a cutting-edge servo motor designed for precision control. At a rated speed of 3,000 RPM, this permanent-magnet synchronous motor provides reliable operation in various industrial applications. The unit delivers a rated torque of 2.6 Newton-meters, ensuring adequate force generation for demanding tasks.

This servo motor is suitable for a supply voltage range spanning 380 to 480 volts AC, while also supporting a DC-link voltage range of 510 to 720 volts. The current rating is 1.9 Amperes, and the winding resistance stands at 4.67 ohms when measured at 20°C. An absolute value encoder is included in this motor, providing precise position feedback, which enhances its capability for high-accuracy motion control tasks.

Efficiency is a notable feature of this motor, with a motor efficiency rating of 89%. Designed for optimal cooling through natural convection, it operates within a temperature range of -15 to 40°C in environments where no condensation occurs. The motor's protection rating of IP64 signifies its robustness against dust ingress and water splashes, making it suitable for a variety of industrial settings.

Weighing 10.14 pounds (or 4.6 kilograms), this motor's compact footprint allows for easy integration into existing systems. Additionally, its design with 8 poles contributes to smooth operation and responsiveness in dynamic applications.