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Siemens 1FK7 1FK7044-7AF71-1EG2

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1FK7044-7AF71-1EG2

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The Siemens 1FK7044-7AF71-1EG2 is designed as a synchronous servo motor, ideal for precise control applications. This unit provides an output power of 1.1 kW, translating to approximately 1.47 HP, and boasts a rated torque of 4.0 Nm. With a rated speed of 3000 RPM, it operates efficiently within the specified performance parameters.

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Technical specifications for 1FK7044-7AF71-1EG2

ManufacturerSiemens
Product Line1FK7
Part Number1FK7044-7AF71-1EG2
UPC662643541465
Weight7.75 lbs (3.52 kg)
Module NameSynchronous Servo Motor
Degree of ProtectionIP65/IP67
Rated Torque4.0 Nm
K Factor100K
Rated Speed3000 RPM
Cooling MethodNaturally Cooled
Shaft EndIM B5
Power/Signal Connector Maximum Rotation270°
Encoder TypeAbsolute
Encoder Resolution2048 p/r
ShaftPlain
Tolerance ClassN
Holding BrakeNo
Power Output1.47 HP
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The Siemens part number 1FK7044-7AF71-1EG2 is a synchronous servo motor optimized for accuracy and efficiency. It operates at a rated speed of 3000 RPM, delivering 4.0 Nm of torque while producing a power output of 1.1 kW (1.47 HP). Its cooling method is naturally managed, which helps maintain optimal operating temperatures over extended periods.

This motor features a shaft end configuration of IM B5, making it compatible with standardized mounting solutions. Additionally, the 1FK7044-7AF71-1EG2 complies with IP65/IP67 protection ratings, granting it excellent resistance to dirt and water ingress, which is vital for industrial environments.

Equipped with a power and signal connector that can rotate up to 270 degrees, the motor allows for flexible installation options. The absolute encoder included in the design provides high-resolution feedback at 2048 p/r, enabling precise motor control. The shaft has a plain design and adheres to tolerance class N specifications. This model does not include a holding brake, making it a streamlined choice for many applications.