ADDITIONAL DESCRIPTION # Electric Motors ## Overview The **Marathon Electric E500A** is a robust and efficient AC explosion-proof motor designed for hazardous environments. With a power output of **7.5 horsepower** and a speed of **1200 RPM**, this motor ensures exceptional performance while adhering to strict safety standards. The E500A features a **254T frame size** and operates on a **three-phase system at 230/460V**, making it a versatile choice for a variety of industrial applications. ## Key Features • **Explosion-Proof Design:** Built to meet rigorous safety standards for hazardous locations, ensuring reliable operation in combustible environments. • **High Efficiency:** Engineered for optimal performance with an efficiency rating that minimizes energy consumption and operational costs. • **Durable Construction:** Features rugged materials and a robust design to withstand harsh operating conditions and prolong service life. • **NEMA Premium Efficiency:** Complies with NEMA standards, promoting energy savings while delivering high performance. • **Versatile Voltage Options:** Dual voltage capability (230/460V) allows for easy integration into existing systems and flexibility in operation. ## Applications • **Chemical Processing Plants:** Ideal for applications involving corrosive substances where explosion-proof motors are essential. • **Oil and Gas Industry:** Suitable for use in drilling rigs and refineries, ensuring safe and efficient operation in volatile environments. • **Pharmaceutical Manufacturing:** A reliable choice for environments that require adherence to strict safety standards and regulations. • **Mining Operations:** Perfect for use in underground and hazardous mining applications, where safety and reliability are paramount. ## Benefits • **Enhanced Safety:** The explosion-proof design ensures a lower risk of ignition, protecting both personnel and equipment. • **Reduced Downtime:** Built for durability, the E500A minimizes maintenance needs, leading to increased uptime and productivity. • **Energy Efficiency:** The motor's NEMA premium efficiency rating reduces energy costs, contributing to a more sustainable operation. • **Adaptability:** The versatile voltage options make it applicable across a wide range of industrial settings, simplifying installation and integration. --- *Product information compiled with AI assistance for reference purposes.*
| Frame Size | 254T |
|---|---|
| Voltage | 0.5 V |
| Mounting Type  | Rigid Base |
| Motor Enclosure Type | Explosion Proof Fan Cooled |
| Electrical Phase | Three-Phase |
| Frequency | 60 Hz |
| Ip Rating | IP54 |
| mounting | Rigid base |
| frame | 254T |
| phase | 3 |
| enclosure | Explosion Proof Fan cooled |
| power factor | 78 |
| country of origin | Mexico |
| shaft type | T |
| current | 19.8/9.9 A |
| poles | 6 |
| electrical type | Squirrel Cage Inverter Rated |
| drive end bearing | Ball |
| resistance main | 1.319 Ohms |
| number of speeds | 1 |
| output kw | 5.6 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 | N |
| design code | B |
| opp drive end bearing size | 6210 |
| ce | N |
| service factor | 1.15 |
| duty | Continuous |
| output hp | 7.50 Hp |
| ul | No |
| drive end bearing size | 6309 |
| kva code | H |
| opp drive end bearing | Ball |
| thermal protection | Thermostat |
| speed | 1175 RPM |
| ambient temperature (°c) | 40 |
| Unidad | piece |
| Cantidad mínima | 1 |
| Incremento de cantidad | 1 |
| Fabricante | Marathon Electric |
| Vendor SKU | 6487039 |
| Lead Time | 1 day |