Marathon
Marathon W578A - 50 HP, TEFC, Frame 326TS
Model: W578A
Marathon W578A motor — 50 HP, 3-phase, 575 V, 3600 RPM, 326TS frame, TEFC, 94.1% efficiency.
Technical Specifications
| Horsepower (HP) | 50 |
| Frame Size | 326TS |
| Enclosure | TEFC |
| Full Load Speed (RPM) | 3600 |
| Voltage | 575 |
| Phase | 3 |
| Full Load Amps (A) | 46.0 |
| Weight (lbs) | 690 |
| Category | Severe Duty |
| Electrical Type | AC Induction |
| Rotation | CW/CCW |
| Frequency | 60 |
| Efficiency (%) | 94.1 |
| Duty Type | Severe Duty |
| Shaft Diameter | 2.125 |
| Shaft Diameter Source | NEMA MG-1 frame table |
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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