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Siemens 1FK7 1FK7042-5AF71-1EG5

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1FK7042-5AF71-1EG5

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The Siemens 1FK7042-5AF71-1EG5 model is a compact synchronous servo motor boasting a rated torque of 3.0 Nm. With a maximum power output of 0.82 kW (1.1 HP), this motor operates at speeds up to 3000 RPM and draws a current of 1.95 A.

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Technical specifications for 1FK7042-5AF71-1EG5

ManufacturerSiemens
Product Line1FK7
Part Number1FK7042-5AF71-1EG5
UPC662643207842
Weight12.00 lbs (5.44 kg)
Module NameCompact Synchronous Servo Motor
Rated Torque3.0 Nm (2.21 lb-ft)
Power Output0.82 kW (1.1 HP)
Speed3000 RPM
Current1.95 A
Cooling MethodNatural Air Cooling
Mounting TypeIM B5 (IM V1, IM V3)
Encoder TypeAbsolute Encoder ENDAT 2048 PPR
Shaft TypePlain Shaft, Tolerance N
Holding BrakeNone
Protection ClassIP65 (Housing), IP67 (Flange)
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The Siemens 1FK7042-5AF71-1EG5 is identified as a compact synchronous servo motor designed for efficient operation in various applications. Delivering a rated torque of 3.0 Nm, equivalent to 2.21 lb-ft, this motor is capable of providing a power output of 0.82 kW, roughly translating to 1.1 horsepower. It achieves impressive speeds of up to 3000 RPM while operating at a current of 1.95 A.

This unit employs natural air cooling, which simplifies its implementation in settings where complex cooling systems are impractical. It is configured for mounting types IM B5, including variations IM V1 and IM V3, allowing for flexible installation options.

Positioning accuracy is ensured with an absolute encoder that offers a resolution of 2048 pulses per revolution (PPR), thus facilitating reliable feedback for control systems.

The motor features a plain shaft with Tolerance N, simplifying integration into various assemblies. Notably, it does not include a holding brake. For protection against environmental factors, the motor's housing meets IP65 standards, while the flange is rated IP67, ensuring robustness in critical applications.