Marathon Electric General Purpose Motor, 350 & 300 HP, 3 Ph, 60 & 50 Hz, 460 & 380 V, 1800 & 1500 RPM, 447T Frame, DP
Regular price
$0.00 USD
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General Purpose Motor, 350 & 300 HP, 3 Ph, 60 & 50 Hz, 460 & 380 V, 1800 & 1500 RPM, 447T Frame, DP
Features
- Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
- Class F Insulation
- Nameplated 60/50 hertz
Specifications
| Performance & Electrical | |
| Power | 350 HP |
| Power (dual rating) | 350 & 300 HP |
| Power | 260.0 kW |
| Voltage | 460 V |
| Phase | 3 |
| Frequency | 60 Hz |
| Speed (max) | 1785 RPM |
| Speed (dual) | 1785 & 1485 RPM |
| Full-load current | 395.0 A |
| Current (dual) | 395 & 405 A |
| Nominal efficiency | 95.8% |
| Power factor | 87% |
| Service factor | 1.15 |
| Number of poles | 4 |
| Number of speeds | 1 |
| NEMA design | B |
| KVA code | G |
| Duty | CONTINUOUS |
| Electrical type | Squirrel Cage Induction Run |
| Starting method | PWS & YDRUN |
| Main winding resistance | .012 Ω |
| Frame & Mechanical | |
| Frame | 447T |
| Frame size | 447 |
| Frame suffix | T |
| Frame material | CAST IRON |
| Frame length | 24.38 in |
| Enclosure | DP |
| IP rating | IP12 |
| Insulation class | F3 |
| Mounting | RIGID |
| Assembly / conduit box | F1/F2 CAPABLE |
| Orientation | HORIZONTAL |
| Rotation | REV |
| Max ambient | 40°C |
| Shaft & Bearings | |
| Shaft diameter | 3 3/8 in |
| Shaft extension | 8.75 in |
| Shaft type | T |
| C dimension | 43.29 in |
| Drive-end bearing | 6318 |
| Drive-end bearing type | BALL |
| Opp. drive-end bearing | 6314 |
| Opp. drive-end bearing type | BALL |
| Overload protection | NONE |
| Compliance & Certifications | |
| CE | Y |
| CSA | Y |
| Connection drawing | EE7300BH |
| Outline drawing | SS514258-2438 |
| Dimensions & Weight | |
| Overall dimensions (L × W × H) | 56.00 × 46.00 × 32.36 in |
| Weight | 2,153.00 lb |
| Identification | |
| Manufacturer part / model | 447TTDN16044 |
| Catalog number | U792 |
| UPC | 722856132147 |
| Product line | XRI® General Purpose |
| Country of origin | United States of America |
| HTS / tariff code | 8501.53.8040 |
| Minimum order qty | 1 |
| Order multiple | 1 |
| Units per package | 1 |
| Catalog status | Active |