Marathon
Marathon E504 - 15 HP, TEFC, Frame 284T
Model: E504
Marathon E504 motor — 15 HP, 3-phase, 230/460 V, 1200 RPM, 284T frame, TEFC, 91.7% efficiency.
Technical Specifications
| Horsepower (HP) | 15 |
| Frame Size | 284T |
| Enclosure | TEFC |
| Full Load Speed (RPM) | 1200 |
| Voltage | 230/460 |
| Phase | 3 |
| Full Load Amps (A) | 41.0/20.4 |
| Weight (lbs) | 536 |
| Category | Explosion Proof |
| Electrical Type | AC Induction |
| Rotation | CW/CCW |
| Frequency | 60 |
| Efficiency (%) | 91.7 |
| Shaft Diameter | 1.875 |
| Shaft Diameter Source | NEMA MG-1 frame table |
| Mounting Type | Foot Mounted |
| Mounting Type Source | Marathon 2026 Catalog p.63 |
| Duty Type | General Purpose |
Manufacturer
Marathon
A Regal Rexnord brand manufacturing industrial-grade electric motors. Known for Blue Chip XRI, Black Max, and severe duty product lines.
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