High Performance Nema 23 Stepper Motor 57mm- Suzhou Retek Electric Technology Co., Ltd.

High Performance NEMA 23: Boosting Dynamic Torque

The High Performance NEMA 23 Stepper Motor is a premium version of the standard 57mm frame, specifically engineered to maximize usable torque, particularly at higher speeds (>300 RPM).

This is typically achieved through one of three methods: 1) Longer Stack Length (increasing torque density); 2) Lower Inductance Winding (improving high-speed performance); and 3) Higher Energy Magnets. These motors are paired with high-voltage (e.g., 48V to 80V) stepper drivers to ensure maximum current is forced into the windings quickly, overcoming inductance and delivering peak torque over a wider speed range than standard NEMA 23 motors.

Introduction

Detailed Parameters and Performance Data

RETEK: Max-Torque Solutions for High-Speed Automation

Suzhou Retek Electric Technology Co., Ltd. provides the High Performance NEMA 23 series for machine builders seeking to maximize throughput and gantry speed without transitioning to a full servo system. Our motors use optimized lamination geometry and high-grade materials to minimize hysteresis losses, ensuring the motor runs cooler and more efficiently when driven at high frequencies. This series is the cost-effective answer to boosting the speed and power of mid-sized CNC and automated assembly equipment.

Applications

Advanced Technology Highlights

Demanding Applications for High Performance NEMA 23

High-Speed CNC Routers: Driving X/Y axes at high feed rates (e.g., >1000 mm/s) where standard steppers would experience severe torque drop-off. Challenge: Maintaining torque at high velocity.
High-Acceleration Indexing Tables: Requiring rapid movement and settling time in automated assembly lines.
Large-Scale 3D Printing (Industrial): Actuators for large, fast-moving gantries used in industrial additive manufacturing.
High-Throughput Packaging: Motors for fast-moving label applicators, flying shear systems, and bottle filling.

Technical Specifications

Industrial & Commercial Usage

Technical Parameters (High Performance NEMA 23)

Parameter	Range / Typical Value	Unit
Frame Size (NEMA)	23 (57mm), Long Stack	Standard
Holding Torque	Up to 4.0	Nm
Inductance per Phase	$ < 5$	mH (Optimized Low)
Recommended Voltage	48 to 80	VDC Bus
Current per Phase	3.0 to 6.0	A

Additional Information

Supplementary Details & Notes

Integrated Production and Customization Workflow

Production includes advanced testing to measure the dynamic torque curve across the full speed range, ensuring the motor meets the high-performance benchmark. Thermal mapping is performed under extreme conditions.

Custom Shaft Features: Hardened output shafts with a precise keyway or spline, designed to withstand the high torque output.
Integrated Cooling: Offering a custom-designed rear flange that allows for a bolt-on cooling fan to maximize continuous torque in high-ambient-temperature environments.
Winding Tuning: Extreme low-inductance winding customization for specific high-speed applications (>1500 RPM).
Encoder/Brake Integration: Factory mounting of high-resolution encoders and/or high-torque electromagnetic holding brakes.

Service & Support

Technical Advantages and Core Design Features

Extended Torque Curve: Low inductance winding allows the motor to maintain a much higher percentage of its static torque at high operating speeds.
High Energy Magnets: Utilizing N48 or higher-grade NdFeB magnets to maximize the magnetic field and thus the base torque density.
Optimized Thermal Design: Longer stack motors include a large aluminum flange/housing to quickly dissipate the heat generated by the high-frequency switching.
High Voltage Compatibility: Designed specifically for operation with high-voltage DC bus stepper drivers, which are essential for high-speed torque.
Reduced Step Settling Time: The high performance characteristics lead to faster dynamic response and settling time compared to standard steppers.

Frequently Asked Questions

Common Inquiries Regarding High Performance NEMA 23

Q: How does winding inductance affect high-speed torque?
A: The motor's inductance (L) resists the rapid change in current (di/dt). At high speeds, the short pulse duration prevents current from reaching its peak value. A low-inductance motor allows the current to rise faster, ensuring the motor has more torque available when the speed is high.

Q: Can I use my existing 24V driver with this high-performance motor?
A: You can, but you will not realize the motor's high-speed performance benefit. To force current quickly into the low-inductance windings, a high voltage is required. We recommend 48VDC or higher for optimal high-speed performance from this series.

Q: When should I choose the closed-loop version of this high-performance motor?
A: Choose the closed-loop version (with an encoder) when your application requires both high-speed performance AND guaranteed stall-free operation or requires immediate error detection in safety-critical systems.

Resources

Advanced Material Selection Guide

Magnets: Utilizing the highest available grade of Neodymium Iron Boron (NdFeB) magnets, often N48 or N50, for superior magnetic flux density.

Winding Wire: High-temperature, highly durable magnet wire to withstand the increased thermal cycling from high current and aggressive dynamic control.

Laminations: Very thin silicon steel laminations with high permeability to reduce magnetic losses at high stepping frequencies.

About Suzhou Retek Electric Technology Co., Ltd.

Unlike other motor suppliers, Retek engineering system prevents the selling of our motors and components by catalogue as every model is customized for our customers. The customers are assured that every component they receive from Retek is designed with their exact specifications in mind. Our total solutions are a combination of our innovation and a close working partnership with our customers and suppliers.

As China High Performance Nema 23 Stepper Motor 57mm Manufacturers and Wholesale High Performance Nema 23 Stepper Motor 57mm OEM/ODM Suppliers, Retek business consists of three platforms: Motors, Die-Casting and CNC manufacturing and wire harness. Retek products are widely supplied for residential fans, vents, boats, airplanes, medical facilities, laboratory facilities, trucks and other automotive machines.

Welcome to send us an RFQ, it is believed you will get the best cost-effective products and services here!

Customized Solutions

Quality Assurance

Global Export

Suzhou Retek Electric Technology Co., Ltd.

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