ADDITIONAL DESCRIPTION # Electric Motors The **Marathon C308C** is a high-performance AC Explosion Proof motor designed specifically for use in hazardous locations. Built to meet stringent safety and operational standards, this motor delivers reliable power and efficiency across a range of industrial applications. ## Key Features • **Power Rating:** 20 HP, providing robust performance for demanding tasks. • **Speed:** Operates at 3600 RPM, ensuring rapid response and efficiency in various applications. • **Frame Size:** 256TC, designed to fit standard mounting configurations for easy integration. • **Voltage Options:** Dual voltage compatibility of 230/460V, allowing flexibility in different power setups. • **Construction:** Built with EPFC (Explosion Proof Fan Cooled) design, ensuring safe operation in explosive atmospheres. ## Applications • **Industrial Environments:** Ideal for use in chemical processing plants, oil refineries, and other hazardous locations where safety is paramount. • **HVAC Systems:** Perfect for driving fans, blowers, and pumps, contributing to efficient air management and temperature control. • **Compatibility:** Compatible with various automation systems and controls, making it a versatile choice for engineers and technicians. ## Benefits • **Safety Assurance:** The explosion-proof design significantly reduces the risk of ignition in flammable environments, ensuring compliance with safety regulations. • **Reliability:** Engineered for continuous operation, the C308C motor minimizes downtime, maximizing productivity and efficiency in industrial processes. • **High Performance:** Delivers consistent output at high speeds, enhancing overall system performance and operational effectiveness. --- *Product information compiled with AI assistance for reference purposes.*
| Frame Size | 256TC |
|---|---|
| Voltage | 0.5 V |
| Motor Enclosure Type | Explosion Proof Fan Cooled |
| Electrical Phase | Three-Phase |
| Frequency | 60 Hz |
| Ip Rating | IP54 |
| mounting | Round |
| frame | 256TC |
| phase | 3 |
| enclosure | Explosion Proof Fan cooled |
| power factor | 87.5 |
| country of origin | Mexico |
| shaft type | T |
| current | 47.5/23.7 A |
| poles | 2 |
| electrical type | Squirrel Cage Inverter Rated |
| drive end bearing | Ball |
| resistance main | .546 Ohms |
| number of speeds | 1 |
| output kw | 14.9 kW |
| efficiency | 91 % |
| frame material | Cast iron |
| hazardous location | EXP PROOF CL I GR C&D CL II GR F&G T3B |
| ip code | 54 |
| rotation | Reversible |
| starting method | Line Or Inverter |
| motor orientation | Horizontal |
| insulation class | F |
| assembly/box mounting | F1 only |
| csa | Y |
| design code | B |
| opp drive end bearing size | 6210 |
| ce | N |
| service factor | 1.15 |
| duty | Continuous |
| output hp | 20 Hp |
| ul | UL Listed And CSA Certified |
| drive end bearing size | 6309 |
| kva code | G |
| opp drive end bearing | Ball |
| thermal protection | Thermostat |
| speed | 3540 RPM |
| ambient temperature (°c) | 40 |
| Unidad | piece |
| Cantidad mínima | 1 |
| Incremento de cantidad | 1 |
| Fabricante | Marathon Electric |
| Vendor SKU | 6487264 |
| Lead Time | 1 day |