Marathon GT1045A 100 HP 3575 RPM 405TS 230/460V 3 Phase TEFC Globetrotter Motor

Marathon GT1045A 100 HP 3575 RPM 405TS 230/460V 3 Phase TEFC Globetrotter Motor

The Marathon Globetrotter® GT1045A is a 100 HP, 3-phase, general-purpose industrial motor designed to deliver high-efficiency cooling and mechanical performance under heavy-duty operating conditions. Featuring a totally enclosed fan-cooled (TEFC) IP55 cast iron enclosure and inverter-duty capability, this motor is built to handle demanding industrial machinery including pumps, compressors, conveyors, blowers, and fans.

Key Specifications

• Catalog Number: GT1045A
• Model Number: 405TSTFCD6001
• Horsepower: 100 HP
• Speed: 3575 RPM (3600 RPM synchronous)
• Voltage: 230/460V
• Phase: 3 Phase
• Frequency: 60 Hz
• Frame: 405TS
• Enclosure: TEFC – Totally Enclosed Fan Cooled (IP55 rated)
• Mounting: Rigid Base (F1 mounting configuration, reversible to F2)
• Full Load Amps: 222/111A
• Service Factor: 1.15
• Nominal Efficiency: 94.5% (Meets or exceeds NEMA Premium efficiency)
• Insulation Class: Class F
• NEMA Design: B
• Rotation: Reversible
• Duty: Continuous
• Shaft Diameter: 2.125"
• Shaft Extension: 4.25"
• Bearings: Ball Bearing
• Ambient Rating: 40°C
• Inverter Rated: Yes
• Construction: Cast Iron
• Approximate Weight: 1,039 lbs.

Product Features & Fitment

The GT1045A features heavy-duty cast iron construction paired with an IP55 TEFC enclosure for harsh environment protection. It offers high versatile mounting with dual frame mounting holes and an F1 configuration that is field-reversible to F2. Certified for hazardous locations under Division 2 / Zone 2, Class I, Groups A, B, C & D (T2B rating), it is also UL, CSA, and CE recognized/certified as applicable. This unit is ideal for general-purpose industrial applications requiring a 100 HP, 405TS-frame three-phase electric motor.