Siemens SIMOTICS S-1FT7 Synchronous Servo Motor Specification
- Power Rating
- 18.80 kW Continuous (Forced-ventilated high-output class)
- Bearing Type
- High-precision grease-lubricated radial deep-groove ball bearings rated for heavy dynamic indexing
- Ambient Temperature
- 1 Celsius (oC)
- Voltage
- 380 V to 480 V AC Volt (v)
- Rated Voltage
- 380 V to 480 V AC Volt (V)
- Current Type
- AC (Permanent-Magnet Synchronous Servomotor architecture)
- Cooling Method
- Forced ventilation via a top-mounted active external cooling fan block module
- Features
- Absolute encoder EnDat 2048 signals/turn (Encoder A-2048) / Built-in KTY/Pt1000 thermal protection sensor tracking / Transverse right connector outlet direction / Standard vibration severity grade A
- Starting Type
- Electronic closed-loop inverter servo drive starter
- Sealed Type
- Mechanical Seal
- Product Type
- Synchronous Motor
- Output Power
- 18,800 W Watt (w)
- Usage & Applications
- Highly dynamic machine tool feed axes, heavy robotic positioning, high-load material handling, and automated CNC systems
- Weight
- 54.5 Kilograms (kg)
- Warranty
- 12 Months Factory Warranty (Standard Siemens OEM industrial coverage from date of delivery)
- Display Type
- No Built-in Display (Telemetry, position loops, and thermal values route over DRIVE-CLiQ/Signal cable to the central console)
- Rated Current
- 38.0 A Ampere (amp)
- Conductor
- High-grade internal multi-strand copper winding matrix layout
- Mounting Type
- Frame size IM B5 / IM V1 / IM V3 conventional machine flange installation profile
Siemens SIMOTICS S-1FT7 Synchronous Servo Motor Trade Information
- Minimum Order Quantity
- 1 Piece
Siemens SIMOTICS S-1FT7 Synchronous Servo Motor About
The Siemens 1FT7108-5SF71-1ME1 is a SIMOTICS S-1FT7 synchronous servo motor engineered for high-performance, dynamic, and precise motion-control applications. It uses permanent-magnet synchronous motor technology to provide accurate speed, torque, and positioning performance, making it suitable for CNC machine tools, robotics, automated production systems, handling equipment, packaging machinery, and other demanding industrial applications. The motor is designed for operation with compatible Siemens SINAMICS drive systems, providing responsive servo control and reliable continuous-duty performance. The 1FT7108 frame size provides a robust industrial construction with high power density, while the -5SF71 configuration defines the motor's electrical, mechanical, and cooling characteristics and -1ME1 identifies the specific motor configuration. Its permanent-magnet construction provides excellent dynamic response and efficient servo operation. The motor is suitable for applications requiring rapid acceleration, precise positioning, repeatability, and dependable operation. For the exact 1FT7108-5SF71-1ME1 MLFB, parameters including rated power, rated torque, rated speed, encoder type, holding brake, protection rating, dimensions, and weight should be verified from Siemens-specific documentation rather than inferred from another 1FT7108 variant.