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The 1FT2105-4AH is a Siemens SIMOTICS S-1FT2 High Dynamic permanent-magnet synchronous servo motor engineered for SINAMICS S120 motion control systems. Compared to the 1FT2105-4AF variant, the 4AH version is optimized for higher-speed operation, making it ideal for machine tools and precision automation applications requiring fast acceleration and positioning.
Key Specifications
Specification
Value
Product Series
SIMOTICS S-1FT2 High Dynamic
Part Number
1FT2105-4AH
Motor Type
Permanent Magnet Synchronous Servo Motor
Rated Power
1.74 kW
Rated Speed
4,500 rpm (380–480 V)
Rated Torque
3.7 Nm
Static Torque
5 Nm
Maximum Torque
15 Nm
Maximum Speed
9,000 rpm
Rated Voltage
3 AC 380–480 V
Cooling
Natural Cooling
Protection Class
IP64/IP65 (depends on configuration)
Communication
DRIVE-CLiQ
Power Connector
M17
Weight
Approx. 5.6 kg
Specifications may vary slightly depending on the configured encoder, brake, and shaft options.
Features
High Dynamic SIMOTICS S-1FT2 servo motor
High-speed operation up to 9,000 rpm
Permanent magnet synchronous technology
Integrated DRIVE-CLiQ interface
High positioning and repeat accuracy
Compact, robust industrial design
Compatible with Siemens SINAMICS S120 servo drives
Suitable for continuous-duty CNC applications
Applications
CNC Milling Machines
CNC Turning Centers
Machining Centers
Robotics
Packaging Machinery
Printing Equipment
Semiconductor Manufacturing
Industrial Motion Control Systems
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