ADDITIONAL DESCRIPTION # TEFC AC General Purpose Motors The Marathon Electric W642A is a robust and reliable TEFC (Totally Enclosed Fan Cooled) AC General Purpose Motor designed to meet the demanding requirements of various industrial applications. With a power output of 200 HP and a speed of 1800 RPM, this motor is engineered for maximum efficiency and durability, making it an ideal choice for heavy-duty operations. ## Key Features • **Power and Performance**: Delivers 200 horsepower at 1800 RPM, ensuring efficient operation in industrial settings. • **TEFC Design**: The totally enclosed fan-cooled construction protects the motor from dust, moisture, and other environmental contaminants, enhancing longevity. • **Frame Size**: Features a 445T frame size, compatible with a wide array of mounting configurations for easy installation. • **Voltage Compatibility**: Designed for a three-phase power supply at 575 volts, suitable for various industrial electrical systems. • **Efficiency Ratings**: Built to optimize energy consumption while providing reliable performance, contributing to reduced operational costs. ## Applications • **Industrial Machinery**: Ideal for driving pumps, fans, compressors, and other essential machinery in manufacturing and processing environments. • **HVAC Systems**: Well-suited for air conditioning units and ventilation systems, reinforcing Marathon Electric's reputation in the HVAC sector. • **Heavy-Duty Operations**: Perfect for applications requiring high durability and performance under continuous load conditions. ## Benefits • **Enhanced Reliability**: The TEFC design ensures that the motor operates smoothly in harsh environments, minimizing maintenance needs. • **Energy Efficiency**: Designed to reduce energy consumption, resulting in lower electricity bills and a smaller carbon footprint. • **Versatile Applications**: Highly adaptable to various industrial applications, making it a valuable addition to any facility. --- *Product information compiled with AI assistance for reference purposes.*
| Power | 200 hp |
|---|---|
| Rated Speed | 1,790 rpm |
| Frame Size | 445T |
| Voltage | 575 V |
| Mounting Type  | Rigid Base |
| Motor Enclosure Type | Totally Enclosed Fan Cooled |
| Electrical Phase | Three-Phase |
| mounting | Rigid base |
| frame | 445T |
| frequency | 60 Hz |
| phase | 3 |
| enclosure | Totally enclosed fan cooled |
| power factor | 89 |
| country of origin | Mexico |
| shaft type | T |
| current | 175.0 A |
| poles | 4 |
| electrical type | Squirrel Cage Inverter Rated |
| drive end bearing | Roller |
| resistance main | .0184 Ohms |
| number of speeds | 1 |
| output kw | 149.0 kW |
| efficiency | 96.5 % |
| frame material | Cast iron |
| hazardous location | DIVISION 2 T2B |
| ip code | 56 |
| rotation | Selective Clockwise |
| starting method | Line Or Inverter |
| motor orientation | Horizontal |
| insulation class | H |
| assembly/box mounting | F1/F2 CAPABLE |
| csa | Y |
| design code | B |
| opp drive end bearing size | 6317 |
| ce | Y |
| service factor | 1.15 |
| duty | Continuous |
| output hp | 200 Hp |
| ul | Listed |
| drive end bearing size | NU319 |
| kva code | G |
| opp drive end bearing | Ball |
| thermal protection | No protection |
| speed | 1790 rpm |
| ambient temperature (°c) | 40 |
| Unidad | piece |
| Cantidad mínima | 1 |
| Incremento de cantidad | 1 |
| Fabricante | Marathon Electric |
| Vendor SKU | 6487360 |
| Lead Time | 1 day |