Description
The Marathon GT3116A is a heavy-duty, general purpose three-phase induction motor engineered for reliable performance in demanding HVAC and industrial applications. Built under the Regal Rexnord family of brands, Marathon motors are trusted by mechanical contractors and facilities professionals across the country for their durability, efficiency, and ease of installation.
Motor Overview
The GT3116A delivers 7-1/2 horsepower in a 213JM frame configuration, making it a direct-fit solution for pump and fan drive applications that require a NEMA JM close-coupled pump motor mount. The Totally Enclosed Fan-Cooled (TEFC) enclosure protects internal windings from dust, moisture, and contaminants, extending service life in harsh environments.
Key Specifications
- Horsepower: 7-1/2 HP (7.5 HP)
- Frame: 213JM (NEMA JM Close-Coupled Pump Frame)
- Voltage: 230/460V
- Phase: 3-Phase
- Enclosure: TEFC (Totally Enclosed Fan-Cooled)
- Brand: Marathon / Regal Rexnord
- SKU: GT3116A
Features & Benefits
- TEFC enclosure shields windings from moisture, dirt, and debris for extended motor life
- 213JM NEMA frame ensures compatibility with close-coupled pump applications
- Dual-voltage 230/460V winding provides installation flexibility across a wide range of electrical systems
- Three-phase design delivers smooth, efficient power delivery with reduced vibration
- Regal Rexnord / Marathon quality construction meets rigorous HVAC and industrial duty standards
- Suitable for pumps, fans, compressors, and other belt or direct-drive equipment
Typical Applications
- Close-coupled centrifugal pump drives
- Commercial HVAC fan and blower systems
- Industrial process equipment
- Air handling and ventilation systems
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