130J12252-368

35 N·m 3-Phase Stepper Motor with NEMA52 Frame

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130J12252-368

• 3 phase, NEMA52 frame size
• 252 mm long
• 6.8 A phase current
• 35 N.m holding torque
• 19 mm shaft size
• Built with high quality materials.High precision, low motor heating, and low vibration。

The 130J12252-368 is a 35 N·m 3-Phase Stepper Motor on a NEMA52 frame with a 252 mm body length, offering a balance of high holding torque and a slightly more compact stack than the larger variant in the series. It produces a 35 N·m holding torque, draws 6.8 A per phase, and turns a 19 mm output shaft, making it a dependable open-loop drive for moderate-to-heavy machine axes.

Torque and Frame Considerations

A NEMA52 frame with a 252 mm stack provides the rotor volume for a 35 N·m holding rating. As with all steppers, usable torque decreases as speed rises; sizing must leave the axis’s running-torque duty inside the speed-torque envelope. The shorter stack relative to the 280 mm variant of the series trades torque for a slightly more compact body while keeping the same frame class.

Open-Loop Precision and Quiet Operation

High-precision stator and rotor geometry with small air gaps promotes consistent torque per step and low vibration, which helps keep open-loop movements smooth and position predictable. Constructed from high-quality materials, the motor is engineered to run with lower heating, supporting acceptable continuous duty within its thermal limits.

Electrical and Mechanical Outline

A 6.8 A phase current energizes the windings to their rated field for full torque output. The 19 mm shaft gives a rigid interface for direct, belt, or gear coupling, and the compact 252 mm body eases fit inside space-limited machine frames while preserving high load capability.

Key Specifications

  • Phase count: 3-phase
  • Frame size: NEMA52
  • Body length: 252 mm
  • Phase current: 6.8 A
  • Holding torque: 35 N·m
  • Shaft size: 19 mm
  • Construction: high-quality materials, high precision, low heating, low vibration

Typical Applications

The motor fits compact CNC equipment, packaging machinery, factory automation, compact robotic mechanisms, textile and printing machinery, and food processing. Packaging and textile lines often value the shorter body when the axis cavity is tight but the load still needs a NEMA52-class motor.

Selection Guidance

Match the motor to a 3-phase stepper drive rated for at least 6.8 A per phase, and confirm the coupling and shaft fit for your machine. Lyenwsin can provide the speed-torque data and drive pairing to help you finalize the axis design.

Model130J12252-368
Phase3
Step Angle(deg)1.2
Holding Torque(N·m)35
Rated Current(A)6.8
Phase Resistance(ohm)1.4
Phase Inductance(mH)24
Detent Torque(mN·m)24000
Rotor inertia(g·cm²)41400
Insulation ClassB
Number of Leads3
Weight(kg)19
Length(mm)252
Matched Drive3DM3722
Frame Size(NEMA)52
Shaft Diameter(mm)19
Frame Size(mm)130

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