Marathon IEC Motor 10 HP 1775 RPM TEFC - MR331B
The Marathon MR331B is a three-phase IEC motor designed for versatile applications. This motor is rated at ten horsepower with a rotational speed of one thousand seven hundred seventy-five RPM. With a TEFC enclosure, it provides durability and protection from moisture and dust. The motor operates at dual voltages of two hundred thirty and four hundred sixty volts. Its robust design makes it suitable for various industrial settings.
- Powerful ten horsepower output
- Durable cast iron construction
- Versatile voltage options: 230/460 volts
The Marathon MR331B motor is efficient and reliable, making it ideal for heavy-duty tasks in industrial environments.
Specifications
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Brand: Marathon
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Type: IEC Motor
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HP: 10
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RPM: 1775
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Frame Size: 132
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Phase: Three
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Voltage: 230/460
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Mounting Type: B3 (Rigid)
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Amperage: 25.4/12.7
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Material: Cast Iron
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Shaft Type: Single'
What Our Experts Think
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Heavy-duty 10 HP IEC motor designed for industrial applications.
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1775 RPM speed provides balanced power and efficiency.
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TEFC (Totally Enclosed Fan Cooled) enclosure protects against dust and moisture.
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IEC frame construction ensures international compatibility and easy replacement.
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Reliable choice for pumps, compressors, conveyors, and heavy-duty machinery.
Q&A
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What is the horsepower rating?
10 HP.
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What is the operating speed?
1775 RPM.
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What type of enclosure does it have?
TEFC (Totally Enclosed Fan Cooled).
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What applications is it suited for?
Pumps, compressors, conveyors, fans, and other industrial equipment.
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Is this motor IEC compliant?
Yes, it follows IEC standards for international use.
Maintenance Tips
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Keep exterior clean to maintain proper fan cooling.
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Inspect electrical connections regularly for safety.
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Ensure correct alignment and secure mounting to reduce vibration.
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Monitor bearings and lubricate per manufacturer’s schedule.
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Operate within rated load conditions to maximize service life.
