Siemens 1FK7 034-2AK71-1RH0 Synchronous Motor

The Siemens 1FK7 034-2AK71-1RH0 is a high-performance synchronous motor from the SINAMICS S120 drive family, designed for dynamic motion control and precision in demanding industrial applications. It offers exceptional speed stability, long service life, and low maintenance requirements”making it an ideal choice for automation systems, robotics, packaging machinery, and CNC applications. With its compact frame and high power density, this motor ensures smooth operation and superior accuracy even in continuous-duty conditions.

Manufacturer: Siemens
Type: Synchronous Motor
MNR: 1FK7 034-2AK71-1RH0
Drive Family: SINAMICS S120
Series: 1FK7
No. YF.: N2630 6210 07 001
Marking Code: RN 007
Encoder Model: AM20DQI

Technical Information

• Frame Size: 34
• Rated Torque (M0): 1.6 Nm
• Nominal Torque (Mn): 1 Nm
• Rated Current (I0): 1.9 A
• Nominal Current (In): 1.3 A
• Brake Voltage: 24 V DC
• Brake Power: 6.8 W
• Brake Torque: 1.9 Nm
• Voltage (Uin): 330 V 3-phase
• Nominal Speed (Nn): 6000 rpm
• Maximum Speed (Nmax): 10000 rpm
• Thermal Class: 155 (F)
• Protection Class: IP64
• Power Class: IC410 (Surface cooled, natural convection)
• Encoder: Absolute encoder 20 bits (resolution 1,048,576, encoder-internal 512 S/R) + 12 bits multi-turn (4096 revolutions) (IP56 protection)
• Temperature Sensor: Pt1000 integrated
• Compliance: EN 60034
• Connector Type: Circular multi-pin connectors for power and feedback

Built for precision, the Siemens 1FK7 034-2AK71-1RH0 motor ensures optimized performance, reduced vibration, and efficient heat dissipation. It™s perfectly suited for high-accuracy positioning and smooth torque control, providing consistent results even under continuous load. Its robust construction and IP64 protection make it reliable in harsh environments where stability and performance are critical.