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Siemens 1FK7 1FK7042-5AF71-1AB3

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1FK7042-5AF71-1AB3

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The Siemens 1FK7042-5AF71-1AB3 motor from the 1FK7 lineup provides reliable performance suited for various applications. With a rated speed of 3000 RPM, it delivers a continuous torque of 3.0 Nm and achieves a peak torque of 9.0 Nm, supporting dynamic operation.

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Technical specifications for 1FK7042-5AF71-1AB3

ManufacturerSiemens
Product Line1FK7
Part Number1FK7042-5AF71-1AB3
UPC662643005912
Weight12.00 lbs (5.44 kg)
Rated Torque3.0 Nm
Standstill Torque3.0 Nm
Rated Speed3000 RPM
Rated Output Power0.82 kW
Rated Current1.95 A
Standstill Current2.6 A
Peak Torque9.0 Nm
Peak Current5.8 A
Cooling TypeNatural Air Cooling
Encoder TypeIncremental encoder, SIN/COS 1 VPP, 2048 pulses per revolution
Shaft Diameter48 mm
Shaft Length63 mm
Mounting TypeIM B5 (flange mounting)
Protection ClassIP64
Paint FinishRAL7016

Siemens has developed the 1FK7042-5AF71-1AB3 motor within the 1FK7 series, highlighting its robust performance capabilities. The motor achieves a rated speed of 3000 RPM, offering a consistent torque of 3.0 Nm. For more demanding situations, it can reach a peak torque of 9.0 Nm, paired with a peak current draw of 5.8 A. This unit operates efficiently with a rated output power of 0.82 kW and typically requires a rated current of 1.95 A during operation.

At standstill, the current is measured at 2.6 A, ensuring optimal torque management during initial phase operations. The 1FK7042-5AF71-1AB3 motor employs natural air cooling, keeping it efficient without the need for complex cooling systems. It integrates an incremental encoder that supports SIN/COS 1 VPP with 2048 pulses per revolution, enabling accurate positional feedback essential for sophisticated automation systems.

The shaft specifications consist of a diameter of 48 mm and a length of 63 mm, fitting well with standard mounting configurations. Designed for IM B5 flange mounting, the motor is versatile for various setups. Additionally, it has an IP64 protection class rating, making it suitable for environments where dust and moisture may be present. The exterior finish follows the RAL7016 standard, providing a contemporary and durable appearance that complements industrial aesthetics.