Infranor XtraforsPrime FP Slotless Servo Motors Review: Specs, Price and Applications
Infranor XtraforsPrime FP is a synchronous servo-motor family with a slotless stator. The construction addresses cogging and supports winding, feedback and stack-length choices. The source table’s FP0409 example is rated at 4.15 Nm and 3,000 rpm, with 1.30 kW listed output; it illustrates one configuration rather than a rating shared by every FP motor.
Quick Verdict
A useful family to evaluate when smooth motion and configurable feedback matter. Compare the selected winding and motor curve with the real load, including the thermal mounting conditions used for the rating.
Infranor XtraforsPrime FP Slotless Servo Motors at a Glance
Specification | Details |
Family | XtraforsPrime FP |
Stator | Slotless |
Example model | FP0409 |
Example rated torque | 4.15 Nm |
Example rated speed | 3,000 rpm |
Example rated power | 1.30 kW |
Example listed maximum torque | 25.2 Nm; peak, not continuous |
Example frame | 90 mm |
Winding choices listed | For 48, 320 or 600 VDC bus designs; selected winding |
Design and Engineering Assessment
Multiplying 4.15 Nm by 3,000 rpm gives approximately 1.30 kW, consistent with the listed rated point. This cross-check does not establish maximum continuous power at every speed or with an arbitrary mounting surface.
A slotless design reduces the cogging mechanism associated with stator slots, but it does not eliminate all torque ripple or all machine vibration. Current regulation, commutation, feedback and the driven mechanics still influence motion quality.
Motor Sizing and Motion Quality
A servo motor converts drive current into torque, while its speed envelope is constrained by the winding, supply and mechanical load. Size it against both the repeated thermal duty and the most demanding acceleration. The mechanism’s reflected inertia and transmission ratio are central to that calculation. Selecting a larger motor can increase rotor inertia and does not automatically improve cycle time.
Position feedback makes closed-loop correction possible, but the encoder is only part of the positioning system. Mounting stiffness, coupling compliance, gearbox behavior and the location of the measured shaft all influence the error observed at the tool or load. A motor-mounted encoder cannot directly measure every source of lost motion farther along the transmission.
Drive, Brake and Mechanical Fit
Select the drive and motor as an electrically compatible pair. The drive needs suitable current capability, feedback support and commutation information, while the motor winding must suit the supply. For a replacement, include the exact shaft, flange, connector orientation and brake option in the ordering specification. Small mechanical differences can alter the coupling arrangement or cable routing.
The mounting surface is also a thermal path. A compact motor in an enclosed machine may operate differently from the same motor on an open test fixture. Check the actual duty, ambient conditions and available heat transfer before treating a catalogue power rating as continuously available in every installation.
Commissioning and Maintenance
Verify rotation direction, encoder interpretation and brake sequencing before enabling full motion. Commission with the expected load, then assess tracking and settling through a realistic cycle. If the mechanism includes a gearbox or flexible coupling, tune the complete axis rather than relying solely on unloaded motor behavior.
Service preparation should preserve the approved motor parameters, drive configuration and reference procedure. Track connector condition, cable flexing and coupling alignment alongside the motor itself. A recorded baseline makes it easier to identify whether a later motion problem originates in the electrical system, feedback chain or mechanics.
Applications and Selection
Precision rotary motion, metrology, simulation and industrial axes requiring a configured servo motor.
For Infranor XtraforsPrime FP Slotless Servo Motors, define the actual machine duty before selecting an ordering configuration. Include the required operating point, available installation space, environment and control interfaces. The specification table describes the product or family; the surrounding machine determines which of those features matters for the intended job.
Price and Value
Price: Request a quote for the exact configuration. Compare the product, compatible control equipment, required mechanical parts, cabling and commissioning as one installed system. A component price alone does not represent the cost of a working automation axis.
Evaluate an alternative against the same duty and acceptance criteria. Match the continuous operating requirement first, then compare transient capability, feedback, mechanical fit and support. This avoids choosing between superficially similar products whose ratings describe different operating conditions.
Pros and Cons
Advantages
Slotless construction for smooth-motion applications
Winding and nonproprietary feedback choices
Limitations
Thermal mounting and winding selection affect usable output
Peak torque must remain distinct from rated torque
Who Should Consider Infranor XtraforsPrime FP Slotless Servo Motors?
Consider Infranor XtraforsPrime FP Slotless Servo Motors for precision rotary motion, metrology, simulation and industrial axes requiring a configured servo motor. Establish the required operating point and installation interfaces before choosing the configuration, and use a representative loaded cycle as the acceptance basis.
Infranor XtraforsPrime FP Slotless Servo Motors FAQ
What is Infranor XtraforsPrime FP Slotless Servo Motors?
Infranor XtraforsPrime FP is a synchronous servo-motor family with a slotless stator.
Which specifications matter most?
Family: XtraforsPrime FP. Stator: Slotless. Interpret the remaining ratings within the selected configuration and operating duty.
What applications should it be considered for?
Precision rotary motion, metrology, simulation and industrial axes requiring a configured servo motor.
What is the main advantage?
Slotless construction for smooth-motion applications. Winding and nonproprietary feedback choices.
What limitation affects integration?
Thermal mounting and winding selection affect usable output. Peak torque must remain distinct from rated torque.
What is the price?
Request a quote for the selected model, options and delivery terms. Any stated example price applies only to its identified seller configuration and may change.
How should an alternative be compared?
Use the same operating duty, installation envelope and acceptance requirements. Compare the complete system, including the compatible drive or controller, mechanical interfaces and commissioning effort.
What should be specified when ordering?
State the complete model or configuration, intended operating point, mechanical interfaces and required control equipment. Include the relevant environment, accessories and quantity so that the quotation describes a usable system.
Prices are indicative and may change. Confirm the final configuration, commercial terms and delivery schedule before ordering.
