Marathon Regal Rexnord - Marathon B319 Fan & Blower Motor 3/4 HP 115/208-230V 1725 RPM - B319

Marathon Regal Rexnord - Marathon B319 Fan & Blower Motor 3/4 HP 115/208-230V 1725 RPM - B319

The Regal Rexnord - Marathon B319 is a 3/4 horsepower fan and blower motor designed for industrial use. It operates within a voltage range of one hundred fifteen to two hundred thirty volts AC, delivering a consistent speed of seventeen hundred twenty-five RPM. This motor is suitable for various applications including HVAC systems, conveyors, and material handling equipment.

Product Highlights

This motor ensures reliable performance with efficiencies reaching over seventy percent. It features a thermal protection system and is constructed with durable materials to withstand harsh operating conditions.

Features

• Power rating of 3/4 HP
• Open drip-proof enclosure
• Capacitor-start induction run type

Specifications

What our Experts Think

• Powerful Start: Capacitor-start design provides high torque, ensuring reliable operation for fans, blowers, and conveyors.

• Versatile Voltage: Runs smoothly on 115/208-230V single-phase systems, adaptable for multiple setups.

• Durable Build: Heavy-gauge rolled steel frame and ball bearings deliver long-lasting performance with minimal maintenance.

• Thermal Protection: Built-in automatic overload protection enhances motor safety and longevity.

• Flexible Installation: Resilient mounting base with extended studs for easy horizontal mounting and vibration control.

• Energy Efficient: Up to 70.1% efficiency at full load, helping to lower operational energy costs.

• Standardized Frame: NEMA 56 frame with a 5/8" shaft diameter fits a broad range of equipment with ease.

Q&A

Q: Is the Marathon B319 energy efficient?
A: Yes, it offers 70.1% efficiency at full load, helping reduce energy consumption and operational costs.

Q: Can it replace other motors?
A: Yes, the standard 56-frame and mounting style make it a versatile replacement for many 3/4 HP fan and blower motors.

Q: Why choose the Marathon B319 motor?
A: It’s a trusted, high-performance motor known for durability, consistent torque, and reliable startup with its capacitor start design.

Maintenance Tips

• Clean Regularly: Keep the motor housing free from dust and debris to ensure proper cooling. Use a soft cloth or brush for cleaning.

• Check Mounting: Ensure the motor is securely mounted. Tighten any loose bolts or components to prevent vibration and misalignment.

• Inspect Bearings: Listen for unusual sounds, which could indicate bearing wear. Replace bearings if necessary to avoid operational issues.

• Verify Electrical Connections: Check wiring and terminals for wear, corrosion, or looseness. Ensure all connections are secure and meet voltage ratings.

• Monitor Overheating: The motor includes thermal protection. If the motor shuts down due to overheating, allow it to cool before restarting. Investigate and address any causes of excessive heat.

• Store Properly: When not in use, store the motor in a dry, clean environment to prevent moisture damage and corrosion.