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  3. ALLEN BRADLEY 20AC030A2AYNANC0

ALLEN-BRADLEY 20AC030A2AYNANC0 Plc Modules

20ac030a2aynanc0 Allen-bradley Used

( Brand: Allen-bradley ), ( Manufacturer Part Number: 20AC030A2AYNANC0 ), ( Part Type: Module ), ( Unit Type: Unit )

Review ALLEN BRADLEY Used

The **Allen-Bradley 20AC030A2AYNANC0** is a high-performance, compact motor control center designed for industrial automation applications requiring reliable, space-efficient power distribution and protection. Part of Rockwell Automation s **PowerFlex 755T** series, this unit integrates seamlessly into advanced control systems, offering robust performance in demanding environments such as manufacturing plants, process control facilities, or automation-driven machinery. Engineered with a **30-ampere (A) rating**, this motor control center is ideal for controlling three-phase AC motors ranging from fractional to small horsepower applications, providing precise control over motor start-up, operation, and protection against overloads, short circuits, and ground faults. The **A2AYNANC0** designation indicates a **non-fused, non-motor starter** configuration with **auxiliary contacts** (A2A) and **NANC (Normally-Open, Normally-Close)** auxiliary relays, allowing for flexible integration into PLC-based systems or direct control schemes. Its **compact, NEMA 1 or NEMA 3R-rated enclosure** ensures durability in industrial settings while optimizing space utilization, making it suitable for retrofitting or new installations where footprint efficiency is critical. The unit features **Allen-Bradley s proven reliability**, with components designed to withstand frequent cycling, thermal fluctuations, and mechanical stress, ensuring long-term operational integrity. Additionally, its **modular design** allows for easy expansion or modification, accommodating future upgrades in automation technology. Whether deployed in a discrete manufacturing line, a conveyor system, or a pump control application, this motor control center delivers consistent performance, enhanced safety through built-in protection mechanisms, and seamless compatibility with Rockwell s **FactoryTalk ** and **Studio 5000** platforms for comprehensive system monitoring and diagnostics. Its robust construction, combined with Allen-Bradley s industry-leading support and documentation, makes it a trusted choice for engineers and technicians seeking a dependable, high-efficiency solution for motor control in automated environments.

### **Analysis of buying a Allen-Bradley 20AC030A2AYNANC0 (200 Amp, 300 Volt, AC Motor Starter with Auxiliary Contacts)**

The **Allen-Bradley 20AC030A2AYNANC0** is a motor starter designed for controlling three-phase AC motors in industrial applications. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros**

1. **Reliability and Durability**

- Manufactured by **Rockwell Automation (Allen-Bradley)**, a trusted name in industrial automation with a strong reputation for quality and longevity.

- Built to withstand harsh industrial environments, including temperature fluctuations, vibration, and electrical noise.

- High-quality components reduce the likelihood of premature failure.

2. **High Current Rating (200 Amps)**

- Suitable for controlling large motors (e.g., pumps, compressors, conveyors) that require significant power.

- Adequate for applications where motor loads are substantial but not extreme (e.g., 30-50 HP motors).

3. **Voltage Compatibility (300V AC)**

- Works with standard industrial voltage ranges (typically 380V, 400V, 415V, or 480V systems), making it versatile for global applications.

- Compatible with most industrial motor control systems.

4. **Auxiliary Contacts (NANC)**

- The **Normally Open, Normally Closed (NANC) configuration** provides flexibility for control logic, allowing for safe motor sequencing, interlocking, and fault detection.

- Useful in PLC-based systems where auxiliary contact signals are required for diagnostics or safety circuits.

5. **Easy Installation and Maintenance**

- Standard **NEMA 1 or 4 enclosure** (depending on model variant) ensures compatibility with most industrial panels.

- Modular design allows for straightforward replacement of components if needed.

- Allen-Bradley provides **detailed documentation and technical support**, simplifying troubleshooting.

6. **Compatibility with Rockwell Automation Ecosystem**

- Works seamlessly with **PLCs (e.g., ControlLogix, CompactLogix, Micro800)** and **HMI systems** from Rockwell.

- Supports **Allen-Bradley s control software (FactoryTalk, Studio 5000)**, reducing integration challenges.

7. **Energy Efficiency Considerations**

- Properly sized motor starters help prevent **inrush current damage** to motors and wiring, improving system efficiency.

- Reduces wear on motors by providing smooth starting control (though this starter is a basic magnetic contactor, not a soft starter).

8. **Cost-Effective for Mid-Range Applications**

- While not the cheapest option, it offers a **good balance between price and performance** for industrial use.

- Avoids the need for additional relays or complex control schemes in many cases.

---

### **Cons**

1. **Basic Functionality (No Soft Start or Advanced Features)**

- This is a **standard magnetic contactor** with **no soft-start, reduced voltage start, or current limiting**.

- Not ideal for applications requiring **gentle motor startup** (e.g., high-inertia loads like conveyors or pumps), which may experience mechanical stress.

- If soft starting is needed, a **separate soft starter (e.g., Allen-Bradley 2000 Series Soft Starter)** would be required, increasing cost.

2. **Limited Overload Protection**

- The **20AC series** relies on **external overload relays (e.g., 20AJ or 20AL)** for thermal protection.

- If the overload relay fails, the motor lacks built-in protection, which could lead to damage if overcurrent persists.

- Requires **additional wiring and space** for overload protection components.

3. **No Built-In Diagnostics**

- Unlike some modern motor starters (e.g., Allen-Bradley **PowerFlex 755**), this unit **does not provide real-time diagnostics** (e.g., current monitoring, fault logging).

- Troubleshooting may require **external sensors or PLC integration** for advanced monitoring.

4. **Physical Size and Space Requirements**

- As a **200-amp unit**, it occupies **more space** than smaller starters (e.g., 10-50 amp models).

- May require **larger control panels**, increasing installation complexity in space-constrained environments.

5. **Potential for Mechanical Wear Over Time**

- Magnetic contactors **eventually wear out** due to **contact arcing**, especially in high-cycle applications (e.g., frequent starts/stops).

- Requires **periodic inspection and maintenance** to prevent failures.

- Replacement contacts or the entire unit may be needed after **several years of heavy use**.

6. **Limited Environmental Ratings (Standard Enclosure)**

- The **standard NEMA 1 or 4 enclosure** protects against **dust and dripping water** but is **not suitable for harsh outdoor or corrosive environments**.

- For **NEMA 3R, 4X, or 12/13** ratings, a different model (e.g., **20AC with special enclosure**) would be required, increasing cost.

7. **No Built-In E-Stop or Safety Features**

- Unlike **safety-rated motor starters (e.g., Allen-Bradley 2000 Series with safety certifications)**, this unit **does not meet ISO 13849 or IEC 61508 standards**.

- Not suitable for **machine safety applications** requiring fail-safe stopping.

8. **Potential Compatibility Issues with Non-Rockwell Systems**

- While widely compatible, **integration with non-Rockwell PLCs or control systems** may require **additional wiring or interfaces**.

- Some older or non-standard systems might need **custom modifications**.

---

### **Conclusion**

The **Allen-Bradley 20AC030A2AYNANC0** is a **reliable, high-current motor starter** well-suited for **standard industrial applications** where:

- A **200-amp, 300V AC motor** needs direct-on-line (DOL) control.

- **Basic auxiliary contacts (NANC)** are sufficient for control logic.

- **No advanced starting methods (soft start, reduced voltage)** are required.

- The **environment is controlled (NEMA 1/4 enclosure is adequate)**.

- **Budget constraints** prevent investment in more advanced starters.

However, it is **not ideal** for:

- **High-inertia or sensitive motor loads** (requires a soft starter).

- **Applications needing built-in overload protection** (requires external relays).

- **Harsh or corrosive environments** (needs a higher NEMA-rated enclosure).

- **Safety-critical or fail-safe applications** (needs a safety-rated starter).

- **Systems requiring real-time diagnostics** (would need additional sensors/PLC integration).

---

### **Recommendation**

#### **Buy This Unit If:**

You need a **reliable, mid-range (200A) motor starter** for **standard industrial motor control**.

Your application **does not require soft starting** (e.g., fans, small pumps, conveyors with low inertia).

You are using a **Rockwell Automation PLC/HMI system** and want seamless integration.

The **environment is controlled** (no extreme dust, water, or corrosive conditions).

You can **add external overload relays** for thermal protection.

Budget is a **primary consideration**, and you do not need advanced features.

#### **Consider Alternatives If:**

Your motor has **high starting current or inertia** **Use an Allen-Bradley soft starter (e.g., 2000 Series)**.

You need **built-in overload protection** **Choose a starter with integrated overload (e.g., 20AL or 20AJ series)**.

The application is **safety-critical** **Use a safety-rated motor starter (e.g., 2000 Series with safety certifications)**.

The environment is **harsh (outdoor, corrosive, high-dust)** **Select a NEMA 4X or 12/13 enclosure variant**.

You require **diagnostics or remote monitoring** **Opt for a starter with communication capabilities (e.g., PowerFlex 755)**.

#### **Best Overall Alternative Considerations:**

- **For soft start needs:** **Allen-Bradley 2000 Series Soft Starter** (e.g., 2000-0001).

- **For integrated overload protection:** **20AL or 20AJ series starters**.

- **For safety applications:** **Allen-Bradley 2000 Series Safety Motor Starter**.

- **For higher efficiency:** **Variable Frequency Drive (VFD) like PowerFlex 755** (if variable speed is needed).

---

### **Final Verdict**

The **20AC030A2AYNANC0 is a solid choice for basic, high-current motor control** in controlled industrial environments where simplicity and reliability are prioritized. However, if your application demands **advanced starting methods, safety features, or harsh-environment protection**, investing in a more specialized starter or alternative solution would be justified. Always **verify motor specifications

Details:

Condition: Used. Feel free to ask about specific tests or certifications. Shipping: We typically ship via UPS, but can also accommodate USPS and FedEx.

part #: 20ac030a2aynanc0 price

  • $3049.00

specifications sensoindustria:

  • brand: Allen-bradley
  • mpn: 20ac030a2aynanc0
  • part type: Module
  • unit type: Unit

general sensoindustria:

  • condition: Used
  • PLCs HMIs > PLC Peripheral Modules > PLC Input Output Modules

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  • city: Raleigh, North Carolina
  • # reviews: 453
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  • quantity: 1
  • started: March 30, 2026
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