Marathon Motors MR339 Three-Phase Electric Motor 25 hp (IP55)

Product Description

The Marathon Motors MR339 is a three-phase electric motor suitable for various industrial applications. This motor is built with a rigid base of cast iron and features B3 mounting for stability. It has a totally enclosed, fan-cooled design with an IP55 weatherproof enclosure. This motor can operate at dual voltage of 230/460 volts at 60 Hz or 200/400 volts at 50 Hz, making it versatile for different settings.

• Three-phase motor with B3 mounting
• TEFC design with IP55 weatherproof enclosure
• Supports dual voltage operation at both 60 Hz and 50 Hz

Product Highlights

This electric motor is designed to meet IEC standards, ensuring reliability and efficiency.

Product Information

Standard Information

• Power: 25 hp (18.5 kW)
• Speed: 3600/3000 RPM

Technical Specifications

• Voltage: 230/460 V (60 Hz), 200/400 V (50 Hz)
• Frame Size: IEC 160L
• Efficiency: 91.7% (60 Hz)
• Full Load Amps: 57.6/28.8 A
• Service Factor: 1.15
• Enclosure: TEFC (Totally Enclosed Fan Cooled), IP55
• Mounting Type: B3 mounting, rigid base cast iron
• Insulation Class: Class F
• CT Speed Range: 2:1
• IEC L Dim: 645 mm
• Flange: A576
• Conduit Box Location: F3 (top)