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  3. BALDOR RELIANCER D48503006

BALDOR-RELIANCER D48503006 Explosion Motor 3HP 208-230/460V 3450RPM

D48503006 Baldor-reliancer Explosion Proof Motor 3hp 208-230/460v 3450rpm

( Brand: Baldor-reliancer ), ( Manufacturer Part Number: D48503006 ), ( Part Type: Motor )

Review BALDOR RELIANCER Explosion Proof Motor 3hp 208-230/460v 3450rpm

The **Baldor-Reliance D48503006 Explosion-Proof Motor** is a robust, high-performance electric motor engineered to deliver exceptional reliability and efficiency in the most demanding industrial environments. Part of Baldor s renowned **Reliance** series, this **3 horsepower (HP) motor** is specifically designed to meet the stringent safety and operational requirements of hazardous locations, making it an ideal choice for applications in oil and gas, chemical processing, pharmaceutical manufacturing, and other industries where explosive atmospheres pose a significant risk. With a **frame size of 143T**, this motor is compact yet powerful, offering a seamless balance between performance and space efficiency. Its **explosion-proof construction** ensures compliance with **NEMA 4X and ATEX standards**, providing a robust barrier against potential ignition sources while maintaining operational integrity under extreme conditions.

Driven by a **three-phase induction design**, the D48503006 operates at a nominal speed of **3450 RPM**, delivering consistent and precise torque output for a wide range of mechanical loads. Its **dual-voltage capability (208-230V or 460V)** enhances versatility, allowing it to integrate seamlessly into existing electrical systems without requiring significant modifications. The motor s **high-efficiency rating** ensures minimal energy loss, contributing to reduced operational costs and improved sustainability an essential consideration for facilities prioritizing both performance and cost-effectiveness. Built with **premium materials**, including corrosion-resistant coatings and reinforced enclosures, this motor is engineered to withstand harsh environmental factors such as moisture, dust, and temperature fluctuations, ensuring long-term durability and reduced maintenance requirements.

One of the standout features of the **D48503006** is its **explosion-proof design**, which incorporates **certified seals, gaskets, and venting systems** to prevent the ingress of flammable gases or vapors while maintaining internal pressure balance. This design not only enhances safety but also extends the motor s lifespan by protecting internal components from contamination and wear. The motor s **bearing assembly** is precision-engineered for low friction and high load capacity, reducing heat generation and minimizing the risk of premature failure. Additionally, the **Reliance brand s reputation for reliability** is backed by rigorous testing and quality assurance protocols, ensuring that every unit meets or exceeds industry benchmarks for performance, safety, and longevity.

Whether deployed in a **refinery, petrochemical plant, or industrial facility**, the **Baldor-Reliance D48503006** delivers a dependable power solution that combines **explosion-proof safety, high efficiency, and rugged durability**. Its **modular design** allows for easy integration with variable frequency drives (VFDs) or other control systems, providing operators with greater flexibility in optimizing motor performance for specific applications. With **minimal maintenance demands** and a **long service life**, this motor represents a strategic investment for industries where uptime, safety, and efficiency are non-negotiable. Built to endure the most challenging operational conditions, the **D48503006** stands as a testament to Baldor s commitment to innovation and engineering excellence, offering a dependable power solution for the most critical industrial applications.

### **Baldor-Reliance D48503006 Explosion-Proof Motor (3HP, 208-230/460V, 3450 RPM) Pros and Cons**

#### **Pros:**

1. **Explosion-Proof Certification** Designed for hazardous environments (Class I, Division 1, Groups B, C, D) where flammable gases or vapors may be present. This ensures safety in industries like oil & gas, chemical processing, and petrochemical plants.

2. **High Reliability and Durability** Baldor-Reliance is a trusted brand known for robust, long-lasting motors with minimal maintenance requirements. The explosion-proof construction adds extra durability.

3. **Wide Voltage Range (208-230V / 460V)** Flexibility in power supply options, making it suitable for different electrical infrastructures without needing voltage conversion.

4. **Standardized Frame Size (D48503)** A common frame size means easy availability of spare parts, replacements, and aftermarket support.

5. **High Efficiency (3HP Rating)** The 3HP rating provides sufficient power for moderate industrial applications while maintaining energy efficiency.

6. **NEMA Premium Certification** Indicates compliance with energy efficiency standards, reducing operational costs over time.

7. **Compatibility with Variable Frequency Drives (VFDs)** Can be paired with VFDs for speed control in applications requiring variable torque.

8. **Long Warranty Options** Baldor motors often come with extended warranties, providing peace of mind for critical applications.

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#### **Cons:**

1. **Higher Upfront Cost** Explosion-proof motors are significantly more expensive than standard industrial motors due to additional safety certifications and reinforced construction.

2. **Limited Availability of Spare Parts** While the frame is common, explosion-proof components (seals, gaskets, etc.) may be harder to source compared to non-explosion-proof motors.

3. **Higher Maintenance Requirements** The sealed construction and explosion-proof features may require specialized maintenance, increasing labor or service costs.

4. **Weight and Bulk** Explosion-proof motors are heavier and larger than standard motors, which may impact installation and space constraints.

5. **Potential for Overkill in Non-Hazardous Environments** If the application does not require explosion-proof certification, a standard motor would be more cost-effective.

6. **Voltage Compatibility Constraints** While it supports 208-230V and 460V, some facilities may still need additional transformers or converters, adding complexity.

7. **Longer Lead Times** Due to specialized manufacturing, ordering may take longer than standard motors.

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### **Conclusion & Recommendation**

The **Baldor-Reliance D48503006 explosion-proof motor** is an excellent choice for applications in **hazardous environments where safety is critical**, such as oil & gas refineries, chemical plants, or mining operations. Its **reliability, compliance with explosion-proof standards, and efficiency** make it a strong investment for industries where failure is not an option.

However, if the application is in a **non-hazardous setting**, a **standard NEMA-premium motor** would be a more economical alternative without sacrificing performance. Additionally, if budget is a concern, consider whether a **lower horsepower explosion-proof motor** (if the 3HP is overkill) or a **used/refurbished unit** could meet requirements at a reduced cost.

**Final Recommendation:**

- **Buy if:** You operate in a **Class I, Division 1 hazardous environment** and need a **reliable, certified motor** for safety-critical applications.

- **Avoid if:** The application does not require explosion-proof certification, as the cost and complexity may not be justified.

- **Consider alternatives:** Check for **used/refurbished explosion-proof motors** or **lower-horsepower models** if 3HP is excessive for your needs.

For most **high-risk industrial settings**, this motor is a **sound long-term investment** despite the higher initial cost. Always verify compatibility with your specific electrical system and application requirements before purchasing.

Details:

Baldor-Reliancer Explosion Proof Motor D48503006 3HP 208-230/460V 3450RPM: 600.00: 3450RPM 7.7-7/3.5A Frame: 145T Used LOC AB11-8840 / AB34D3.

part #: d48503006 price

  • $600.00

specifications oelemot:

  • brand: Baldor-reliancer
  • mpn: D48503006
  • part type: Motor

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  • rating: 100.0%
  • city: Minneapolis, Minnesota
  • # reviews: 9951

offer oelemot:

  • availability: In Stock
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  • options: Ship-to-home
  • started: February 14, 2026
  • sold: 0
  • quantity: 1

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general oelemot:

  • condition: Used
  • Industrial Automation Motion Controls > Electric Motors > General Purpose Motors
part type: motor,
category: business & industrial > industrial automation motion controls > electric > general purpose, sku: 20390541028727772,
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