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  3. VAN DORN DEMAG P28G7064A

VAN DORN DEMAG P28G7064A Ac Electric Motor

P28g7064a Van Dorn Demag 20 Hp Ac Electric Motor Used

( Brand: Van Dorn Demag ), ( Manufacturer Part Number: P28G7064A ), ( Type: Ac Motors ), ( Weight: 452lbs ), ( Dimensions: 24x32x28 ), ( State: Michigan ), ( Country: United States ), ( Storage Location: Nevada Other E5 )

Review VAN DORN DEMAG Hp Ac Electric Motor Used

The **Van Dorn Demag P28G7064A 20 HP AC Electric Motor** is a robust, high-performance industrial motor engineered for demanding applications where reliability, efficiency, and durability are paramount. Part of Demag s renowned line of electric motors, this model combines cutting-edge technology with proven mechanical design to deliver consistent power output in a wide range of industrial environments. With a **20 horsepower (HP) rating**, it is well-suited for heavy-duty tasks such as conveyor systems, material handling equipment, pumps, compressors, and manufacturing machinery, where sustained performance under load is essential. The motor features a **TEFC (Totally Enclosed Fan-Cooled)** construction, ensuring optimal protection against dust, moisture, and contaminants while maintaining efficient thermal management through an integrated cooling fan. This design not only extends the motor s operational lifespan but also minimizes maintenance requirements, reducing downtime and operational costs for businesses relying on continuous production cycles.

Built with precision engineering, the **P28G7064A** incorporates a **NEMA Premium efficiency rating**, which translates to superior energy savings and reduced electricity consumption compared to standard motors. This efficiency enhancement is achieved through optimized windings, high-quality magnetic materials, and advanced bearing systems that minimize friction and wear over time. The motor s **460V AC voltage rating** and **60 Hz frequency** compatibility make it versatile for integration into existing electrical infrastructure, while its **3-phase operation** ensures stable and powerful torque delivery for demanding applications. The robust **cast iron end shields and housing** provide exceptional structural integrity, resisting deformation under high mechanical stress, while the sealed bearings are designed to handle extended operational hours with minimal lubrication, further enhancing reliability.

Safety and operational flexibility are key features of this motor, as evidenced by its **Class F insulation system**, which supports higher operating temperatures and extends the motor s service life. The **NEMA Premium certification** also aligns with stringent industry standards for energy efficiency, making it an eco-friendly choice for facilities focused on sustainability. Additionally, the motor s **standard mounting dimensions** adhere to NEMA Frame 28 specifications, ensuring compatibility with a wide range of industrial gearboxes, couplings, and mechanical systems without the need for custom modifications. Whether deployed in manufacturing plants, warehouses, or processing facilities, the **Van Dorn Demag P28G7064A** delivers a harmonious blend of power, efficiency, and longevity, making it an indispensable asset for industries where precision and performance are non-negotiable.

### **Pros and Cons of Buying a Van Dorn Demag P28G7064A 20 HP AC Electric Motor**

#### **Pros**

1. **High Efficiency and Energy Savings**

The Demag P28G7064A is designed with modern AC electric motor technology, offering superior energy efficiency compared to older induction or DC motors. This translates to lower operational costs over time, especially in applications requiring continuous or heavy-duty use.

2. **Reliability and Durability**

Demag (now part of **KUKA** or **Demag Cranes & Components**) is a well-established brand in industrial automation, material handling, and electric motors. This motor is built to withstand demanding industrial environments, including exposure to dust, moisture, and temperature fluctuations, if properly protected.

3. **Precision and Control**

AC motors like this one offer **vector control** or **field-oriented control (FOC)**, allowing for smoother acceleration, deceleration, and precise speed regulation. This is particularly useful in applications requiring exact positioning, such as conveyor systems, cranes, or automated machinery.

4. **Low Maintenance Requirements**

Compared to older motor technologies, AC motors with modern electronics (e.g., integrated frequency drives) have fewer moving parts prone to wear. Properly maintained, this motor should require less frequent servicing, reducing downtime.

5. **Compatibility with Modern Control Systems**

The motor is likely designed to integrate seamlessly with **PLCs (Programmable Logic Controllers)**, **variable frequency drives (VFDs)**, and other automation systems. This makes it suitable for upgrading older mechanical systems to more efficient, automated operations.

6. **Quiet Operation**

AC motors, especially those with optimized windings and electronic controls, tend to operate more quietly than older induction motors, reducing noise pollution in industrial settings.

7. **Long Lifespan**

With proper maintenance, high-quality AC motors like this one can last **20 years**, making it a cost-effective long-term investment.

8. **Environmentally Friendly**

Due to its efficiency, the motor consumes less electricity, reducing carbon emissions compared to less efficient alternatives.

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#### **Cons**

1. **Higher Upfront Cost**

Compared to standard induction motors or older DC motors, this **20 HP AC motor with advanced control features** will likely have a higher purchase price. The cost may be justified by long-term savings, but it can be a barrier for small businesses or startups with tight budgets.

2. **Complexity in Installation and Maintenance**

While AC motors are generally reliable, their integration with **VFDs, PLCs, or advanced control systems** may require specialized knowledge. Installation and troubleshooting could be more complex than simpler motor setups, potentially increasing labor costs.

3. **Dependence on Power Supply Stability**

AC motors, especially those with electronic controls, are sensitive to **voltage fluctuations, harmonics, and power quality issues**. Poor power infrastructure may lead to performance degradation or premature failure if not properly managed (e.g., with surge protectors or UPS systems).

4. **Potential for Higher Initial Setup Costs**

If the motor requires a **frequency drive (VFD)** or additional control hardware, these components add to the total cost. Retrofitting an existing system may also require modifications, increasing expenses.

5. **Limited Availability of Spare Parts**

While Demag is a reputable brand, **spare parts availability** may vary depending on the region. Older models or specialized components might be harder to source compared to more common motor types.

6. **Skill Dependency**

Operating and maintaining this motor effectively may require **trained personnel** familiar with AC motor technology, VFDs, and automation systems. Training costs could be a consideration for businesses without in-house expertise.

7. **Potential for Overkill in Some Applications**

If the application does not require **precise speed control, regenerative braking, or high efficiency**, a simpler and cheaper motor (e.g., a standard induction motor) might suffice. Investing in this motor where a basic solution would work could be unnecessary.

8. **Risk of Overloading or Misapplication**

Like any motor, improper sizing or **overloading** can lead to premature failure. If the motor is not correctly matched to the mechanical load (e.g., conveyor belts, pumps, or compressors), it may overheat or fail early.

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### **Conclusion**

The **Van Dorn Demag P28G7064A 20 HP AC Electric Motor** is a **high-performance, efficient, and reliable** choice for industrial applications requiring **precise control, energy savings, and long-term durability**. Its advanced features make it ideal for **automated systems, material handling, conveyor belts, and machinery where smooth operation and reduced maintenance are critical**.

However, the **higher upfront cost, complexity in installation, and dependency on stable power supply** make it less suitable for **budget-conscious or simple applications**. Businesses should carefully assess whether the **long-term benefits outweigh the initial investment** and whether their operational environment can support such a motor effectively.

### **Recommendation**

**Buy this motor if:**

- You need **high efficiency, precise control, and low maintenance** in an industrial setting.

- Your application involves **automation, variable speed requirements, or heavy-duty continuous operation**.

- You have **access to proper power conditioning and maintenance expertise**.

- The **long-term cost savings (energy, downtime, repairs) justify the higher initial cost**.

**Avoid or consider alternatives if:**

- Your budget is **strictly limited**, and a **standard induction motor** would suffice.

- Your **power supply is unreliable**, and you lack proper protection (e.g., VFDs with harmonic filters).

- Your **operational environment is extremely harsh** (e.g., extreme temperatures, corrosive chemicals), and you need **specialized protection** (e.g., explosion-proof or fully enclosed motors).

- You lack **in-house technical expertise** to install, configure, and maintain the motor and its associated controls.

**Alternative Considerations:**

- If cost is a major concern, a **high-efficiency induction motor** with a VFD could be a more budget-friendly alternative.

- For **extremely harsh conditions**, explore **explosion-proof or totally enclosed motors** from the same manufacturer.

- If **regenerative braking** is not needed, a **simpler AC motor without advanced control** may be sufficient.

Ultimately, this motor is a **strong choice for modern, efficiency-driven industrial applications** where performance and reliability are prioritized over cost. Conduct a **detailed cost-benefit analysis** and consult with an **electrical engineer or motor specialist** to ensure it aligns with your specific needs.

Details:

Brand: VAN DORN DEMAG. VAN DORN DEMAG P28G7064A 20 HP AC Electric Motor USED This listing is for a Van Dorn Demag. Model: P28G7064A. Specifications:: Weight.

Overview:: Type: AC Motors. This unit provides 20 HP output, 230/460V operation, 3-phase power, and 1180 RPM speed, supporting continuous-duty operation in mechanical drive systems requiring reliable torque motor-driven motion. This unit is designed to serve as a 3-phase AC electric motor for driving industrial machinery and equipment where consistent rotational power required.

part #: p28g7064a price

  • $1500.00

specifications oelemot:

  • brand: Van Dorn Demag
  • mpn: P28g7064a
  • type: Ac Motors
  • weight: 452lbs
  • dimensions: 24x32x28
  • state: Michigan
  • country: United States
  • storage location: Nevada Other E5

general oelemot:

  • condition: Used
  • Industrial Automation Motion Controls > Electric Motors > General Purpose Motors

seller oelemot:

  • city: Detroit, Michigan
  • # reviews: 1666
  • rating: 99.8%

returns oelemot:

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

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offer oelemot:

  • availability: In Stock
  • sold: 0
  • started: May 26, 2026
  • options: Ship-to-home
  • quantity: 1
  • best offers: True
type: ac motors, dimensions: 24x32x28, state: michigan, country: united states, storage location: nevada other e5,
category: business & industrial > industrial automation motion controls > electric > general purpose, weight: 452lbs, sku: 22274707901470008,
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1 offer $1500.00 USD
  • Used. Offer #1 priced at $1500.00 + $Calculated shipping estimate = $1500.00* total. VAN DORN DEMAG.+$Calculated shipping

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