ALLEN BRADLEY 20P21AD052RA0NNN Plc Processors

( Brand: Allen Bradley ), ( Manufacturer Part Number: 20P21AD052RA0NNN )

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The Allen-Bradley Model 20P21AD052RA0NNN is a versatile and reliable motor starter offered by Rockwell Automation. This motor starter is designed to provide safe and efficient motor control for various applications, making it an essential component in industrial automation systems.

The 20P21AD052RA0NNN is a 200-ampere, 2-pole, air-break motor starter with a rated voltage of 230V. It is suitable for use with motors having a continuous current rating of up to 200 amperes and a voltage rating compatible with the starter. The starter is available in various frame sizes and configurations, allowing users to select the one that best fits their specific motor and application requirements.

This motor starter features a robust construction, ensuring reliable operation under demanding conditions. It is designed with a rugged, cast aluminum housing, which offers both excellent heat dissipation and protection against mechanical damage. The contacts in the 20P21AD052RA0NNN are made of high-quality, beryllium-copper alloy, ensuring long-lasting performance and low contact resistance.

The Allen-Bradley 20P21AD052RA0NNN is equipped with several safety features that help protect both the motor and the operators. It includes overload protection, which automatically disconnects the motor from the power source when an overcurrent condition occurs. Additionally, it offers short-circuit protection and thermal overload protection to prevent damage to the motor and the starter due to abnormal operating conditions.

The 20P21AD052RA0NNN is designed for ease of installation and maintenance. It features a modular design, allowing users to easily replace the various components, such as the contactor, overload relay, and coil, without having to disassemble the entire starter. The starter also includes a removable terminal block, which simplifies wiring connections and allows for easy access to terminals for maintenance tasks.

Furthermore, the 20P21AD052RA0NNN can be integrated with various control systems and communication networks, such as Allen-Bradley Logix5000, ControlLogix, and CompactLogix, enabling users to monitor and control the motor starter remotely and optimize system performance.

In summary, the Allen-Bradley Model 20P21AD052RA0NNN is a robust and versatile motor starter designed for safe and efficient motor control in various industrial applications. Its rugged construction, reliable contacts, and integrated safety features ensure long-lasting performance and protect both the motor and the operators. Its ease of installation, maintenance, and integration with various control systems make it an excellent choice for industrial automation systems.

The Allen-Bradley Model 20P21AD052RA0NNN is a type of contactor manufactured by Rockwell Automation. A contactor is an electrically operated switch designed to handle inductive loads, such as motors. Here are some potential pros and cons of buying this specific contactor model:

1. High Current Capacity: This contactor model can handle up to 200 amperes of current, making it suitable for use with large inductive loads.

2. Robust Construction: The Allen-Bradley contactor is built with a heavy-duty frame and high-quality contacts, ensuring long-lasting performance.

3. Versatile Application: This contactor can be used in various industries and applications, such as HVAC, water and wastewater treatment, and manufacturing.

4. Easy Installation: The contactor's terminal configuration is standard, making it easy to install and connect to other electrical components.

5. Reliable: Allen-Bradley is a well-known brand in the automation industry, and their products are known for their reliability and durability.

1. Expensive: Compared to other contactor models with similar specifications, the Allen-Bradley Model 20P21AD052RA0NNN can be more expensive.

2. Requires Additional Accessories: To use this contactor, you may need additional accessories, such as a coil or a solenoid, which can add to the overall cost.

3. Complex Wiring: The contactor's terminal configuration can be complex, and improper wiring can result in malfunctions or safety hazards.

The Allen-Bradley Model 20P21AD052RA0NNN contactor offers high current capacity, robust construction, versatile application, easy installation, and reliable performance. However, it can be more expensive than other contactor models, and it may require additional accessories and complex wiring. Ultimately, the decision to purchase this contactor depends on the specific requirements of your application and your budget.

If you have a large inductive load and require a contactor with high current capacity, the Allen-Bradley Model 20P21AD052RA0NNN could be a good option for you. However, if cost is a concern, you may want to consider other contactor models with similar specifications that may be more affordable. It is also important to ensure that you have the necessary knowledge and expertise to install and wire the contactor properly to avoid any potential safety hazards.

Details:

Plus, enjoy free expedited shipping via UPS or DHL on orders over $1000. Allen-Bradley AB. Schneider Electric. This product is backed by a 1-year warranty, so if you encounter any problems, our team ready to help resolve them quickly.

It arrives in its original packaging and comes with a full 1-year warranty, ensuring your peace of mind. Our Product Range Includes: Siemens.

part #: 20p21ad052ra0nnn prices

• $6274.95-$6277.47

specifications plcmechanize:

• brand: Allen Bradley
• manufacturer part number: 20P21AD052RA0NNN

general plcmechanize:

• Industrial Automation Motion Controls > PLCs HMIs > PLC Processors
• condition: New

offer plcmechanize:

• options: Ship-to-home
• quantity: 4
• started: December 17, 2025
• best offers: True
• sold: 0
• availability: In Stock

shipping plcmechanize:

• class: Standard
• cost: $0.00
• type: Fixed
• service: Standard
• transit: 6-13 Days

payments plcmechanize:

• wallet: Apple-pay
• credit card: Mastercard
• other

seller plcmechanize:

• city: Los Angeles, California
• rating: 100.0%
• # reviews: 44

returns plcmechanize:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted
• method: Money back

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