Marathon
Marathon R451B - 4-3 HP, TEFC, Frame 100L
Model: R451B
Marathon R451B motor — 4-3 HP, 3-phase, 480 V, 3600/3000 RPM, 100L frame, TEFC, 88.5% efficiency.
Technical Specifications
| Horsepower (HP) | 4-3 |
| Frame Size | 100L |
| Enclosure | TEFC |
| Full Load Speed (RPM) | 3600/3000 |
| Voltage | 480 |
| Phase | 3 |
| Full Load Amps (A) | 3.9 |
| Weight (lbs) | 41 |
| Category | General Purpose |
| Electrical Type | AC Induction |
| Rotation | CW/CCW |
| Frequency | 60 |
| Efficiency (%) | 88.5 |
| 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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