E31NRLC-LSS-NS-02

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The E31NRLC-LSS-NS-02 stepper motor has a NEMA 42 frame size, a holding torque of 344 oz-in (2.43 Nm), and a rated current per phase of 8.4 amps. Part of the E Hybrid Stepper Motors series by Kollmorgen, it features splashproof construction with terminal connections and supports dual-shaft mounting.

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Product Description:

The E31NRLC-LSS-NS-02 Hybrid Stepper Motor is built to provide consistent performance for exact motion control uses. It is made by and it presents proficient construction with splashproof characteristics and terminal connections guaranteeing dependable operation in the industrial automation sector.

This hybrid stepper motors series module encompassing a maximum length of 10.56 inches. It also comes with an MS connector for reliable and safe electrical connections. The inclusion of dual shaft mounting feature in this model lets installation be flexible. Measuring 0.7500 inches, the product shaft diameter offers strong mechanical support. The module has a round mounting configuration and it also has an encoder option that provides exact feedback in the operation. Strong positioning accuracy is guaranteed by the 2.43 Nm holding torque of the motor. This hybrid model's durability under load conditions is enhanced by its support of axial stress up to 801 N and radial loading up to 156 N. Operating with a rated current of 8.4 amps per phase, its phase resistance of 0.13 ohms aids to sustain efficiency. Terminal connections in the splashproof design improve dependability in harsh operating conditions. Dual shaft mounting and encoder possibilities give flexibility. Rating at 3.9 °C/Watt, the thermal resistance promotes efficient heat dissipation.

With effective electrical and thermal characteristics, the E31NRLC-LSS-NS-02 stepper motor guarantees reliable performance. This module has 0.0586 kg-m² x 10-3 amount of rotor inertia that positively impacts the rational dynamic smoothness. Its design satisfies technical criteria for motion control applications providing consistent and dependable performance. This product of Kollmorgen intends to satisfy the needs of many systems seeking great torque and exact control.

Axial Loading Capacity
180 lbs (801 N)
Connector Type
MS Connector
Construction Type
Splashproof with Terminal Connections
Frame Size
NEMA 42
Holding Torque
344 oz-in (2.43 Nm)
Maximum Length (l2)
10.56 inches
Mounting Configuration
Round mounting with encoder option
Phase Resistance
0.13 Ohms
Radial Loading Capacity
35 lbs (156 N)
Rated Current/phase
8.4 Amps
Rotor Inertia
0.0586 kg-m² x10-3
Shaft Diameter
0.7500 inches
Shaft Loading Conditions
Dual-shaft mounting available
Thermal Resistance
3.9 °C/Watt

Frequently Asked Questions about E31NRLC-LSS-NS-02:

Q: How does the MS connector enhance the performance of the E31NRLC-LSS-NS-02 Stepper Motor?

A: The MS connector ensures secure electrical connections. It minimizes connection failures, enhancing operational reliability in continuous motion applications.

Q: Why is the splashproof construction important in the E31NRLC-LSS-NS-02 Stepper Motor?

A: Splashproof construction protects internal components from moisture. This extends motor lifespan in environments with occasional exposure to liquids.

Q: How does a phase resistance of 0.13 ohms improve motor efficiency?

A: Low phase resistance reduces power loss during operation. It helps maintain consistent current flow, improving thermal management and efficiency.

Q: What role does rotor inertia of 0.0586 kg-m² x10-3 play in motor performance?

A: The specified rotor inertia ensures smooth rotational dynamics. It minimizes vibrations and supports precise speed control during rapid starts and stops.

Q: What advantage does a 0.7500-inch shaft diameter provide in the E31NRLC-LSS-NS-02 Stepper Motor?

A: A larger shaft diameter offers greater mechanical strength. It reduces deflection under load, ensuring stability in high-torque applications.


Internal Product Review

  • ‘‘The E31NRLC-LSS-NS-02 Stepper Motor provides reliable performance with a holding torque of 2.43 Nm and a rated current of 8.4 amps per phase. Its splashproof construction, dual-shaft mounting, and round configuration with encoder option enhance operational flexibility. The robust 0.7500-inch shaft ensures strong mechanical support.’’

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