CUTLER HAMMER CE55JN3AB Eaton

( Brand: Cutler Hammer ), ( Manufacturer Part Number: CE55JN3AB )

Review CUTLER HAMMER Eaton Corporation Used

The **Cutler-Hammer CE55JN3AB** is a robust and high-performance **Eaton electric motor starter**, specifically designed for industrial applications requiring reliable control, protection, and efficiency in motor-driven systems. Part of Eaton s trusted line of power management solutions, this starter is engineered to provide seamless operation in demanding environments, ensuring optimal performance for motors ranging from 55 horsepower up to 600 horsepower (depending on voltage and application). Built with a **compact yet durable** design, the CE55JN3AB integrates a **magnetic contactor** with advanced thermal and overload protection, making it ideal for use in manufacturing plants, HVAC systems, pumps, compressors, and other heavy-duty machinery where consistent motor control is critical.

This starter features a **three-phase AC magnetic contactor** with **silver-cadmium oxide contacts**, ensuring superior arc resistance and extended service life, even under frequent switching cycles. The robust **NEMA 1 or NEMA 3R enclosure** options provide protection against environmental contaminants, moisture, and dust, while the **modular mounting system** allows for flexible installation in control panels or directly on machinery. The CE55JN3AB incorporates Eaton s **thermal overload protection**, which continuously monitors motor current and automatically disconnects the circuit if overheating is detected, preventing equipment damage and reducing downtime. Additionally, the starter includes a **mechanical auxiliary switch** for signaling motor status, enhancing system automation and monitoring capabilities.

For enhanced safety and operational efficiency, the CE55JN3AB is compatible with Eaton s **PowerFlex variable frequency drives (VFDs)** and other control systems, enabling seamless integration into modern motor control schemes. Its **low-profile design** and **standardized mounting dimensions** simplify installation and maintenance, while the **high-quality coil and auxiliary contacts** ensure reliable operation over extended periods. Whether used in a high-volume production line, a critical infrastructure application, or a large-scale industrial process, this starter delivers **consistent performance, durability, and protection**, making it a dependable choice for engineers and facility managers seeking a balance of performance and reliability in motor control solutions.

### **Pros and Cons of buying a Cutler-Hammer CE55JN3AB (Eaton) Motor Control Center (MCC)**

#### **Overview**

The **Cutler-Hammer CE55JN3AB** is a medium-voltage motor control center (MCC) manufactured by Eaton, a well-known industrial electrical equipment provider. It is designed for controlling and protecting electric motors in industrial applications, such as manufacturing plants, factories, and commercial facilities. Below is a detailed analysis of its advantages and disadvantages.

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### **Pros**

1. **Reliability and Durability**

- Eaton (formerly Cutler-Hammer) has a long-standing reputation for producing high-quality, robust industrial equipment. The CE55 series is built to withstand harsh environmental conditions, including dust, moisture, and temperature fluctuations, making it suitable for demanding industrial settings.

- The use of high-grade materials and rigorous quality control ensures long-term performance with minimal downtime.

2. **Wide Voltage and Current Ratings**

- The CE55JN3AB is designed for medium-voltage applications, typically ranging from **2.3 kV to 15 kV**, with current ratings that can accommodate large motors (e.g., 500 1000 HP or more, depending on the specific configuration). This makes it versatile for various industrial motor control needs.

- It supports multiple motor sizes, allowing for scalability in applications where future expansion is anticipated.

3. **Advanced Protection Features**

- The MCC includes built-in protection mechanisms such as **overcurrent, overload, short-circuit, and ground-fault protection**, which help prevent motor damage and equipment failure.

- Some models may include **soft-start capabilities** or **variable frequency drive (VFD) compatibility**, reducing mechanical stress on motors and improving energy efficiency.

- Eaton s CE55 series often integrates with **Eaton s PowerXpert** or other advanced control systems for enhanced monitoring and diagnostics.

4. **Modular and Customizable Design**

- The CE55JN3AB is modular, allowing users to configure the MCC with the exact number of starters, circuit breakers, and other components needed for their specific application. This reduces unnecessary bulk and cost.

- It supports a variety of **motor starters**, including **AC contactors, magnetic starters, and soft starters**, depending on the application requirements.

5. **Energy Efficiency**

- Modern Eaton MCCs often incorporate energy-saving features, such as **high-efficiency contactors and reduced arc flash risks**, which can lower operational costs over time.

- Some configurations may include **VFD integration**, which significantly improves motor efficiency, especially in applications with frequent starts/stops or variable loads.

6. **Compliance with Industry Standards**

- Eaton s products comply with **NEMA (National Electrical Manufacturers Association) and IEC (International Electrotechnical Commission) standards**, ensuring compatibility with global industrial practices.

- The CE55 series meets **NFPA 70E (Arc Flash Safety)** and other safety regulations, reducing liability risks for the user.

7. **Ease of Maintenance and Repairability**

- Eaton provides detailed documentation, training, and support for their MCCs, making maintenance tasks more straightforward.

- Many components, such as contactors and breakers, are replaceable, reducing the need for full system overhauls.

- Eaton s **PowerOnline** or other digital tools can assist in remote monitoring and troubleshooting, minimizing downtime.

8. **Long Warranty and Customer Support**

- Eaton typically offers **extended warranties** (often 1 5 years, depending on the configuration) and robust **technical support**, including on-site service and spare parts availability.

- The company s global presence ensures accessibility to service centers and authorized distributors.

9. **Compatibility with Automation Systems**

- The CE55JN3AB can integrate with **PLCs (Programmable Logic Controllers), SCADA systems, and other automation platforms**, enabling advanced control and monitoring in industrial environments.

- Eaton s **PowerXpert** software allows for real-time monitoring of motor performance, energy usage, and fault detection.

10. **Proven Track Record**

- Eaton (Cutler-Hammer) has been a leader in industrial electrical equipment for over a century, with a proven track record in reliability and innovation. Many industries still rely on Eaton s MCCs for critical applications.

---

### **Cons**

1. **High Initial Cost**

- Eaton s CE55JN3AB is a premium product, and the upfront cost can be significantly higher than that of generic or lower-end MCCs from other manufacturers.

- The price includes advanced features, but for smaller operations or applications with lower demands, this may not be cost-justified.

2. **Complex Installation and Configuration**

- Due to its modular and customizable nature, installation can be more complex than simpler, non-modular MCCs. Proper wiring, grounding, and coordination with other electrical systems are critical.

- Mistakes during installation can lead to **arc flash hazards, equipment damage, or safety violations**, requiring skilled electricians.

3. **Maintenance and Training Costs**

- While Eaton provides support, maintaining the MCC may require specialized training for personnel, especially when dealing with advanced features like VFDs or digital monitoring.

- Some users may need to invest in training programs or hire certified technicians to ensure optimal performance.

4. **Potential for Overkill in Smaller Applications**

- For very small-scale applications (e.g., controlling a few low-HP motors), the CE55JN3AB may offer more features than necessary, leading to **unnecessary complexity and cost**.

- In such cases, a simpler, lower-cost MCC from a different manufacturer might suffice.

5. **Dependence on Eaton s Ecosystem**

- Some advanced features (e.g., PowerXpert software, VFD integration) require compatibility with Eaton s specific products. If a user is already invested in a different brand s ecosystem, integration may be challenging.

- Spare parts and replacements are best sourced from Eaton or authorized dealers, which could limit flexibility.

6. **Arc Flash and Safety Risks**

- Medium-voltage MCCs like the CE55JN3AB pose **arc flash hazards**, which require strict adherence to **NFPA 70E** safety protocols. Improper handling or lack of training can lead to severe accidents.

- Users must invest in **personal protective equipment (PPE)** and safety procedures to mitigate risks.

7. **Limited Customization for Non-Standard Applications**

- While the CE55 series is modular, highly specialized or non-standard applications may require additional modifications or custom solutions, which could increase costs or lead times.

- Some users may find that Eaton s standard configurations do not fully meet unique requirements, necessitating additional engineering work.

8. **Potential for Obsolescence**

- Like all industrial equipment, Eaton s MCCs may eventually become obsolete as technology evolves. While Eaton is a stable brand, future upgrades or replacements may require significant investment.

- Rapid advancements in **smart grid technologies, AI-driven predictive maintenance, and renewable energy integration** could render some features outdated over time.

9. **Lead Times for Custom Orders**

- Due to the specialized nature of the CE55JN3AB, custom orders may experience **longer lead times** compared to off-the-shelf products. This could delay project timelines for time-sensitive installations.

10. **Energy and Environmental Considerations**

- While Eaton s MCCs are energy-efficient, the overall environmental impact of manufacturing, shipping, and disposing of such equipment should be considered. Some users may prefer more sustainable alternatives if available.

---

### **Conclusion**

The **Cutler-Hammer CE55JN3AB (Eaton) Motor Control Center** is a **high-quality, reliable, and feature-rich** solution for medium-voltage motor control in industrial applications. Its strengths lie in **durability, advanced protection, modularity, energy efficiency, and compliance with safety standards**, making it ideal for large-scale operations where uptime and performance are critical.

However, its **high cost, complex installation, and maintenance requirements** may not be justified for smaller or simpler applications. Additionally, the **safety risks associated with medium-voltage systems** and the **need for specialized training** should be carefully considered.

For users in **manufacturing, heavy industry, or facilities requiring robust motor control with long-term reliability**, the CE55JN3AB is an excellent investment. Conversely, **smaller businesses, startups, or applications with minimal motor control needs** may find it overkill and opt for more affordable alternatives.

---

### **Recommendation**

- You require a **medium-voltage MCC** for **large motors (500 HP and above)** in an industrial setting.

- **Reliability, safety, and advanced protection features** are top priorities.

- Your application benefits from **modularity, energy efficiency, or VFD integration**.

- You have access to **skilled electricians and maintenance personnel** to handle installation and upkeep.

- Budget constraints allow for a **premium, long-term investment** in industrial-grade equipment.

- Your application involves **smaller motors or lower voltage requirements**, where a simpler MCC would suffice.

- You are operating on a **tight budget** and cannot justify the higher upfront cost.

- Your team lacks **experience with medium-voltage systems**, making installation and maintenance challenging.

- You prefer **more flexible or non-proprietary solutions** that integrate easily with other brands systems.

Details:

Call to use a shipping service other than the ones listed. Part Number CE55JN3AB. All products are guaranteed to be working but may show signs of use if purchasing a used product. Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection.

Sells new and surplus product develops channels to purchase such.

part #: ce55jn3ab prices

• $465.12-$918.25

specifications automationjack:

• brand: Cutler Hammer
• mpn: Ce55jn3ab

returns automationjack:

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

shipping automationjack:

• type: Fixed
• class: Standard
• service: Standard
• cost: $12.90
• transit: 30-35 Days

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seller automationjack:

• # reviews: 188835
• city: 1 Millennium Dr, Willingboro, NJ 08046
• rating: 99.5%

general automationjack:

• condition: Used
• Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

offer automationjack:

• options: Ship-to-home
• quantity: 1
• started: February 5, 2026
• sold: 0
• best offers: True
• availability: In Stock

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