Marathon Electric General Purpose Motor, 350 & 300 HP, 3 Ph, 60 & 50 Hz, 460 & 380 V, 1800 & 1500 RPM, 447/449T Frame, TEFC
Regular price
$43,803.00 USD
Same day shipping available on in stock items if ordered before 4pm EST. Expedited shipping available for in stock items. Please e-mail Sales@MRO-PT.com for expedited shipping.
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General Purpose Motor, 350 & 300 HP, 3 Ph, 60 & 50 Hz, 460 & 380 V, 1800 & 1500 RPM, 447/449T Frame, TEFC
Features
- IP-55 cast iron, Meets or exceeds NEMA Premium® efficiencies, NEMA Premium models are in compliance with EISA2007
- Class F Insulation System, Inverter duty 10:1 variable torque and 2:1 constant torque & 1.15 service factor on Sine Wave Power 1.0 SF on Inverter Power
- F1/F2 capable, Dynamically balanced rotors, Steel conduit box
- Dual Frame Mounting
- Modifications and Kits are available
- 40°C Ambient 1.15SF Sine Wave Power and 1.0SF inverter power
- Drive End Roller Bearing
- Division 2 Class 1 groups A,B,C,D this is for TEFC models, T2B temp code
- UL®* listed, UL certified for Canada and CE®* mark
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) | 1789 RPM |
| Speed (dual) | 1789 & 1490 RPM |
| Full-load current | 390.0 A |
| Current (dual) | 390 & 403 A |
| Nominal efficiency | 96.2% |
| Power factor | 87.5% |
| Service factor | 1.15 |
| Number of poles | 4 |
| Number of speeds | 1 |
| NEMA design | B |
| KVA code | G |
| Duty | CONTINUOUS |
| Electrical type | Squirrel Cage Inverter Rated |
| Starting method | PWS OR INVERTER |
| Main winding resistance | .0106 Ω |
| Frame & Mechanical | |
| Frame | 447/449T |
| Frame size | 449 |
| Frame suffix | T |
| Frame material | CAST IRON |
| Enclosure | TEFC |
| IP rating | IP55 |
| Insulation class | F3 |
| Mounting | RIGID |
| Assembly / conduit box | F1/F2 CAPABLE |
| Orientation | HORIZONTAL |
| Rotation | REV |
| Max ambient | 40°C |
| Shaft & Bearings | |
| Shaft diameter | 3.375 in |
| Shaft type | T |
| Drive-end bearing | NU319 |
| Drive-end bearing type | ROLLER |
| Opp. drive-end bearing | 6317 |
| Opp. drive-end bearing type | BALL |
| Overload protection | NONE |
| Compliance & Certifications | |
| CE | Y |
| CSA | Y |
| UL | V - LI,ME-INS,CONST UL REC |
| Connection drawing | EE7341C |
| Outline drawing | SS557013 |
| Dimensions & Weight | |
| Overall dimensions (L × W × H) | 56.00 × 46.00 × 32.00 in |
| Weight | 3,125.00 lb |
| Identification | |
| Manufacturer part / model | 449TTFCD16333 |
| Catalog number | GT1079 |
| UPC | 722856202574 |
| Product line | Globetrotter® |
| Country of origin | Mexico |
| Minimum order qty | 1 |
| Order multiple | 1 |
| Units per package | 1 |
| Catalog status | Active |