Marathon Electric General Purpose Motor, 20 & 20 HP, 3 Ph, 60 & 50 Hz, 230/460 & 380-415 V, 1800 & 1500 RPM, 256T Frame, TEFC
Regular price
$3,249.00 USD
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General Purpose Motor, 20 & 20 HP, 3 Ph, 60 & 50 Hz, 230/460 & 380-415 V, 1800 & 1500 RPM, 256T Frame, TEFC
Features
- Premium efficient ratings
- Inverter-rated; Continuous duty
- Class F insulation system – 140 frame and higher
- Class F insulation system – 140 frame and higher
- Shielded ball bearings for direct coupled applications Contact your local sales office for belted load applications
- Dynamically balanced rotors
- Torques exceed NEMA performance standards; UL recognized and CSA certified
Specifications
| Performance & Electrical | |
| Power | 20 HP |
| Power (dual rating) | 20 & 20 HP |
| Power | 14.9 kW |
| Voltage | 230/460 V |
| Phase | 3 |
| Frequency | 60 Hz |
| Speed (max) | 1775 RPM |
| Speed (dual) | 1775 & 1450 RPM |
| Full-load current | 48.0/24.1 A |
| Current (dual) | 48/24.1 & 28.5-27 A |
| Nominal efficiency | 93% |
| Power factor | 84% |
| Service factor | 1.25 |
| Number of poles | 4 |
| Number of speeds | 1 |
| NEMA design | B |
| KVA code | G |
| Duty | CONTINUOUS |
| Electrical type | Squirrel Cage Inverter Rated |
| Starting method | Y START D RUN OR INV |
| Main winding resistance | .474 Ω |
| Frame & Mechanical | |
| Frame | 256T |
| Frame size | 256 |
| Frame suffix | T |
| Frame material | ALUMINUM |
| Frame length | 13.75 in |
| Enclosure | TEFC |
| IP rating | IP43 |
| Insulation class | F3 |
| Mounting | RIGID |
| Assembly / conduit box | F1/F2 CAPABLE |
| Orientation | HORIZONTAL |
| Rotation | REV |
| Max ambient | 40°C |
| Shaft & Bearings | |
| Shaft diameter | 1 5/8 in |
| Shaft extension | 4 in |
| Shaft type | T |
| C dimension | 25.15 in |
| Drive-end bearing | 6309 |
| Drive-end bearing type | BALL |
| Opp. drive-end bearing | 6208 |
| Opp. drive-end bearing type | BALL |
| Overload protection | NONE |
| Compliance & Certifications | |
| CE | Y |
| CSA | Y |
| Connection drawing | EE7358 |
| Outline drawing | SS321100LN-1375 |
| Dimensions & Weight | |
| Overall dimensions (L × W × H) | 31.25 × 22.25 × 18.00 in |
| Weight | 295.00 lb |
| Identification | |
| Manufacturer part / model | LM15674 |
| Catalog number | LM15674 |
| UPC | 691720021095 |
| Country of origin | United States of America |
| Minimum order qty | 1 |
| Order multiple | 1 |
| Units per package | 1 |
| Catalog status | Active |