Marathon Motors R349B General Purpose AC Motor 50 HP 230/460 VAC

Product Description

The Marathon Motors R349B is a three-phase, four-pole AC motor ideal for various general-purpose applications. This motor operates at 230/460 VAC and sixty Hertz, achieving a speed of one thousand seven hundred eighty-five RPM. Its construction includes a totally enclosed fan-cooled (TEFC) design, ensuring protection from environmental contaminants. The robust cast iron frame is built for durability and suitable for horizontal mounting orientations with B3 footed/rigid base mounting.

• TEFC enclosure protects motor components from dirt and moisture.
• Cast iron construction enhances overall durability.
• Reversible rotation allows flexibility in installation.

Product Highlights

This motor is suitable for heavy-duty applications and offers a reliable performance in continuous duty scenarios.

Product Information

Standard Information

• Manufacturer: Marathon Motors
• MPN: R349B

Technical Specifications

• Output Power: 50 HP
• Frequency: 60 Hz
• Voltage: 230/460 V AC
• Current: 118.0/59.0 A
• Speed: 1785 RPM
• Service Factor: 1.15
• Efficiency: 94.5%
• Frame Size: 225S
• Enclosure: Totally Enclosed Fan Cooled
• Ambient Temperature: 40 °C
• Weight: 916 lbs
• Mounting Type: Rigid Base
• Shaft Diameter: 2.165 in
• Shaft Length: 5.51 in