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NEMA 34 Stepper Motor

NEMA 34 Stepper Motor inch)86x86 MM Series two-phase (four-phase ) stepper motor is a powerful and versatile motion control device with various applications across industries. Its high torque, precise positioning, and cost-effectiveness make it a popular choice for automation, robotics, CNC machines, and more. By understanding the working principles and considering essential factors, you can select the right NEMA 34 stepper motor to meet your specific needs. Embrace the efficiency and reliability of the NEMA 34 stepper motor to take your projects to new heights.

  • 86H

  • CS

  • 8501109990

  • 86mm

  • 2 or 4 phase

  • 2.8A~6.2A

  • 21kg.cm~110kg.cm

  • 65mm~156mm

Availability:
Quantity:



High Torque NEMA 34 hybrid stepper motor made by the manufacturer&supplier -Cosda Automation



NEMA 34 Stepper Motor Description:


We're the professional hybrid stepper motor manufacturer.NEMA 34 refers to a standard motor frame size established by the National Electrical Manufacturers Association. This standardized sizing ensures compatibility and interchangeability between different manufacturers. NEMA 34 stepper motors have a faceplate of 3.4 inches (86 mm) and are available in various lengths to accommodate different torque and speed requirements.



NEMA 34 Hybrid Stepper motor made by the stepper motor manfacturer Cosda Automation has the following characters :



Small size NEMA 34 Stepper Motor 86mm hybrid stepper motor

Model: NEMA34, 86H

Phase: 2phase or 4 phase

Stepper Angle: 200 steps per revolution (1.8 deg/step)1.8º

Low Current

High Holding Torque

Lead wire no.: 4 or 6 or 8 wires

Speed: low or high speed

Shape: Square



NEMA 34 Stepper Motor Features:

  


Some of the main features of a NEMA 34 stepper motor include:

● High torque-to-size ratio

● Accurate positioning and repeatability

● Low power consumption

● Smooth and quiet operation

● Easy to control and program

● Available in a range of step angles and holding torques



NEMA 34 Stepper Motor Paramaters:



Step Angle----------------------------- 1.8°±5%

Temperature Rise-------------------------- 80℃ Max.

Insulation Resistant-------- 100MΩ Min.,500VDC

Dielectric Strength-------- 500VAC for one minute

Ambient Temperature ---------- —20~+50

Shaft Radial Play------------------------------- 0.02Max.(450 g-load)



NEMA 34 Stepper Motor Technical Specs:




Model No.

Rated Voltage

Current

Inductance

Resistance

Holding Torque

Weight

No.of leads

Rotor Inertia

Length

Signal shaft

Double Shaft

V

A

mh

Oz-in

Kg-cm

kg


g-cm2

mm

CS86H65-2808A

CS86H65-2808B

9.6

2.8

4.2

1.4

444

32

1.7

8

1000

65

CS86H65-3004A

CS86H65-3004B

3.75

3

7

1.25

472

34

1.7

4

1000

65

CS86H75-4004A

CS86H75-4004B

2

4.0

2.3

0.5

292

21

2.3

4

1400

75

CS86H80-5504A

CS86H80-5504B

2.1

5.5

4

0.45

625

45

2.3

4

1400

80

CS86H114-5004A

CS86H114-5004B

3

5

2.2

0.6

833

60

3.5

4

2100

114

CS86H114-6004A

CS86H114-6004B

2.04

6

3.5

0.34

1111

80

3.5

4

2100

114

CS86H118-4208A

CS86H118-4208B

4.24

4.24

6

1

833

60

3.8

8

2700

118

CS86H118-6004A

CS86H118-6004B

3.6

6

6.5

0.6

1208

87

3.8

4

2700

118

CS86H156-4208A

CS86H156-4208B

6.3

4.2

10

1.5

1528

110

5.4

8

4000

156

CS86H156-6204A

CS86H156-6204B

4.65

6.2

9

0.75

1805

130

5.4

4

4000

156



NEMA 34 Stepper Motor Dimensions :



NEMA 34 Stepper Motor Size




NEMA 34 Stepper Motor Wiring Diagram : 



4 wires6 wires8 wires



NEMA 34 Stepper Motor Wire Colors can be customized


The stepper motors can be customized according to the customers' requirements.




NEMA 34 Stepper Motor Customizable Factors:


● Motor Shaft

● Cable

● Connector

● Encoder

● Brake

● Gearbox



NEMA 34 Stepper Motor Data Sheet Download 



NEMA 34 Hybrid Stepper Motor.pdf



How Does the NEMA 34 Stepper Motor Work?



The NEMA 34 stepper motor operates on the principle of electromagnetic induction. It consists of multiple toothed electromagnets arranged around a central rotor. When the motor receives electrical pulses from a controller, the coils are energized in a sequence, generating a magnetic field that pulls the rotor towards it. This movement occurs in discrete steps, and the number of steps per revolution determines the motor's resolution.



Applications of NEMA 34 Stepper Motors



The NEMA 34 stepper motor finds applications in various industries, including:


1. CNC Machines: NEMA 34 motors are commonly used in computer numerical control (CNC) machines for precise cutting, milling, and engraving operations.


2. Robotics: These motors are favored in robotics for their accuracy and ability to handle heavier loads.


3. 3D Printers: NEMA 34 motors drive the movements of 3D printer components, ensuring precise and repeatable printing results.


4. Automation: NEMA 34 motors are employed in automated systems for tasks like conveyor belt movement and assembly line operations.



Advantages of NEMA 34 Stepper Motors



Precise Positioning


One of the key advantages of NEMA 34 stepper motors is their ability to achieve highly precise positioning. Each step corresponds to a fixed angular displacement, allowing for accurate and repeatable movements.


High Torque Output


NEMA 34 motors are known for their high torque output, even at low speeds. This characteristic makes them well-suited for applications where a high level of torque is necessary.


Open-Loop Operation


Another benefit of NEMA 34 stepper motors is their open-loop operation, meaning they do not require feedback to control their position. This simplifies the control system and reduces costs.



Factors to Consider When Using NEMA 34 Stepper Motors



Power Supply


Choosing the right power supply is crucial to ensure optimal performance and prevent stalling or overheating. Select a power supply that matches the motor's voltage and current requirements.


Heat Dissipation


Stepper motors can generate heat during operation, so it's essential to consider heat dissipation methods to maintain a safe operating temperature.


Microstepping


Microstepping is a technique that allows for smoother motion by dividing each step into smaller increments. This can reduce vibration and noise while providing finer control over movements.



How to Select the Right NEMA 34 Stepper Motor for Your Application



Load Requirements


Determine the torque and speed requirements based on the application's load characteristics to select the appropriate NEMA 34 motor.


Speed and Acceleration


Consider the desired speed and acceleration profiles of your application and ensure the motor can meet these requirements.


Environmental Factors


Factor in environmental conditions such as temperature, humidity, and dust levels to choose a motor that can withstand the operating environment.



Tips for Installing and Maintaining NEMA 34 Stepper Motors



Mounting and Alignment


Properly mount and align the motor to ensure smooth and accurate motion.


Wiring and Connections


Follow the manufacturer's guidelines for wiring and connections to avoid electrical issues.


Lubrication and Cleaning


Regularly lubricate the motor's moving parts and keep it clean to extend its lifespan and maintain performance.



Troubleshooting Common Issues with NEMA 34 Stepper Motors



Overheating


Overheating can occur if the motor is subjected to excessive current or environmental conditions. Check the power supply and ensure adequate cooling.


Vibration and Noise


Excessive vibration and noise can be caused by mechanical issues or improper microstepping settings. Check for mechanical obstructions and adjust microstepping if necessary.


Steps Skipping


Steps skipping may happen if the motor is overloaded or the power supply cannot deliver enough current. Ensure the load is within the motor's capabilities and check the power supply's performance.



Comparing NEMA 34 Stepper Motors with Other Motor Types



NEMA 23 vs. NEMA 34


Compare the features and performance of NEMA 23 and NEMA 34 motors to determine the best fit for your application.


NEMA 34 vs. Servo Motors


Understand the differences between NEMA 34 vs. Servo Motors


Servo motors are another popular choice for motion control applications. Unlike stepper motors, servo motors operate on a closed-loop system, which means they require feedback, typically from an encoder, to maintain precise position and speed control. Here's how NEMA 34 stepper motors compare with servo motors:


● Precision and Accuracy: Both NEMA 34 stepper motors and servo motors offer high precision and accuracy. However, stepper motors can experience position errors due to the open-loop operation, while servo motors' closed-loop system helps minimize errors, making them more suitable for applications demanding extremely accurate positioning.


● Torque and Speed: NEMA 34 stepper motors provide high torque at low speeds, making them ideal for applications requiring high holding torque and low-speed control. On the other hand, servo motors can deliver high torque even at high speeds, making them more suitable for dynamic and high-speed applications.


● Complexity of Control: Stepper motors have relatively simple control systems since they do not require feedback. This simplicity can be advantageous in some applications, as it reduces complexity and cost. Servo motors, however, require more sophisticated control algorithms to manage feedback and maintain precise control.


● Cost: Generally, stepper motors are more cost-effective compared to servo motors, making them a preferred choice for applications with budget constraints.


● Power Consumption: Stepper motors draw current continuously, even when holding a position. In contrast, servo motors only consume power proportional to the load and motion, making them more energy-efficient.


● Acceleration and Deceleration: Servo motors have superior acceleration and deceleration capabilities due to their closed-loop control, enabling quick and smooth changes in speed and direction. Stepper motors can achieve adequate acceleration, but they may exhibit some torque ripple during changes in direction or speed.


● Heat Generation: Servo motors tend to generate less heat than stepper motors, primarily because they only draw current as needed. Stepper motors can heat up during continuous operation, especially if they are oversized for the application.


● Feedback Requirements: Stepper motors do not require encoders or additional feedback devices for basic positioning tasks. In contrast, servo motors heavily rely on feedback for accurate positioning, which adds complexity and cost.


Choosing between NEMA 34 stepper motors and servo motors depends on the specific requirements of the application. If precision, cost-effectiveness, and simplicity are crucial, a NEMA 34 stepper motor may be the right choice. On the other hand, if dynamic performance, high-speed capabilities, and precise closed-loop control are essential, a servo motor might be more suitable.



Future Developments in NEMA 34 Stepper Motors



Advanced Control Algorithms


As technology continues to advance, so will the control algorithms for stepper motors. Advanced control techniques, such as sensorless control and adaptive algorithms, may further enhance the performance and efficiency of NEMA 34 stepper motors.


Integration with Industry 4.0


The rise of Industry 4.0 and the Industrial Internet of Things (IIoT) will likely bring new opportunities for integrating NEMA 34 stepper motors into smart and interconnected systems. Enhanced communication capabilities, predictive maintenance, and remote monitoring could revolutionize how these motors are used in industrial settings.



FAQs for NEMA 34 Stepper Motor



1. What are the key features of NEMA 34 stepper motors?


NEMA 34 stepper motors are known for their high torque output, precise positioning, and open-loop control. They are versatile, cost-effective, and widely used in CNC machines, 3D printers, and automation equipment.


2. Can I replace a NEMA 23 motor with a NEMA 34 motor?


In some cases, it is possible to replace a NEMA 23 motor with a NEMA 34 motor if the application requires higher torque and precision. However, it is essential to consider the mechanical compatibility and power requirements before making the switch.


3. Are NEMA 34 stepper motors suitable for high-speed applications?


While NEMA 34 stepper motors can achieve moderate speeds, they are better suited for applications requiring high torque at low to medium speeds. For high-speed applications, servo motors are generally a more suitable choice.


4. How do I troubleshoot excessive heat in a NEMA 34 stepper motor?


Excessive heat in a NEMA 34 stepper motor can be caused by overloading, high ambient temperatures, or insufficient cooling. Check the power supply, reduce the load, and ensure proper ventilation to address heat issues.


5. Can NEMA 34 stepper motors be used in vertical motion applications?


Yes, NEMA 34 stepper motors can be used in vertical motion applications. However, it is crucial to consider the weight of the load and the motor's holding torque to prevent unintentional motion due to gravity. Proper mechanical support and motor sizing are essential for successful vertical motion control.





FAQs for the factory :



1. Are you a manufacturer?


Yes, we are manufacturer, and we produce Stepper Motor& Stepper Motor Driver,  Switching Power supply, Short Cycle Press Line and other automatic machines.


2. How to select models?


Before purchasing, please contact us to confirm model No. and drawings to avoid any misunderstanding.


3. Do you offer OEM & ODM service? 


Yes.We can supply OEM&ODM and make customized design for any specific application.


4. How can we know the product quality?


We suggest you ording a sample. And you can also send us email with detailed photos and specifications for checking if you cannot get enough information in the product page.


5. What's the delivery time?


Except special order.For samples usually 10-14 working days .For batch order .Usually 17-25days. For Stock motors usually 1~2 days.

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