Marathon Electric Explosion Proof Motor, 150 HP, 3 Ph, 60 Hz, 575 V, 1800 RPM, 445T Frame, EPFC
Regular price
$30,138.00 USD
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Explosion Proof Motor, 150 HP, 3 Ph, 60 Hz, 575 V, 1800 RPM, 445T Frame, EPFC
Features
- Meets NEMA Premium® efficiency
- 10:1 Variable torque, see Inverter Duty column for constant torque
- MAX GUARD® Class F insulation system
- Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
- Internal and external epoxy paint
- 1.15 Service Factor on sinewave or 1.0 Service Factor on IGBT power
- Precision balanced to .08”/sec, Extended grease tubes
- Normally closed thermostats (must be connected to control circuit)
- Meets temperature code T3B, Shaft slinger
Specifications
| Performance & Electrical | |
| Power | 150 HP |
| Power (dual rating) | 150 HP |
| Power | 112.0 kW |
| Voltage | 575 V |
| Phase | 3 |
| Frequency | 60 Hz |
| Speed (max) | 1785 RPM |
| Speed (dual) | 1785 RPM |
| Full-load current | 138.0 A |
| Current (dual) | 138.0 A |
| Nominal efficiency | 95.8% |
| Power factor | 85% |
| 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 | Line Or Inverter |
| Main winding resistance | .0275 Ω |
| Frame & Mechanical | |
| Frame | 445T |
| Frame size | 445 |
| Frame suffix | T |
| Frame material | Cast Iron |
| Frame length | 2.25 in |
| Enclosure | Explosion Proof Fan cooled |
| IP rating | IP54 |
| Insulation class | F |
| Mounting | Rigid Base |
| Assembly / conduit box | F1 ONLY |
| Orientation | Horizontal |
| Rotation | Reversible |
| Max ambient | 40°C |
| Shaft & Bearings | |
| Shaft diameter | 3.375 in |
| Shaft extension | 8.75 in |
| Shaft type | T |
| C dimension | 43.35 in |
| Drive-end bearing | 6318 |
| Drive-end bearing type | Ball |
| Opp. drive-end bearing | 6316 |
| Opp. drive-end bearing type | Ball |
| Overload protection | Thermostat |
| Compliance & Certifications | |
| CE | N |
| CSA | Y |
| UL | UL Listed And CSA Certified |
| Hazardous location | EXP PROOF CL I GR C&D CL II GR F&G T3B |
| Connection drawing | A-EE7300S |
| Outline drawing | B-SS515577-2025 |
| Dimensions & Weight | |
| Overall dimensions (L × W × H) | 56.00 × 46.00 × 31.77 in |
| Weight | 2,152.00 lb |
| Identification | |
| Manufacturer part / model | 445TTGN16544 |
| Catalog number | U037A |
| UPC | 722856024114 |
| Product line | Hazardous Duty® |
| Country of origin | United States of America |
| HTS / tariff code | 8501.53.4080 |
| Minimum order qty | 1 |
| Order multiple | 1 |
| Units per package | 1 |
| Catalog status | Active |