Marathon Electric Explosion Proof Motor, 50 HP, 3 Ph, 60 Hz, 575 V, 1800 RPM, 326T Frame, EPFC
Regular price
$9,150.00 USD
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Explosion Proof Motor, 50 HP, 3 Ph, 60 Hz, 575 V, 1800 RPM, 326T 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
- 1.0 service factor
- Precision balanced to .08”/sec, Extended grease tubes
- Normally closed thermostats (must be connected to control circuit)
- Meets temperature code T3B, Shaft slinger, Nameplated 60/50 Hz, 190/380 Volts, at next lower HP
Specifications
| Performance & Electrical | |
| Power | 50 HP |
| Power (dual rating) | 50 HP |
| Power | 37.0 kW |
| Voltage | 575 V |
| Phase | 3 |
| Frequency | 60 Hz |
| Speed (max) | 1777 RPM |
| Speed (dual) | 1777 RPM |
| Full-load current | 49.0 A |
| Current (dual) | 49.0 A |
| Nominal efficiency | 94.5% |
| Power factor | 80.5% |
| Service factor | 1 |
| Number of poles | 4 |
| Number of speeds | 1 |
| NEMA design | B |
| KVA code | F |
| Duty | Continuous |
| Electrical type | Squirrel Cage Inverter Rated |
| Starting method | Line Or Inverter |
| Main winding resistance | .027 Ω |
| Frame & Mechanical | |
| Frame | 326T |
| Frame size | 326 |
| Frame suffix | T |
| Frame material | Cast Iron |
| Frame length | 13. 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 | 50°C |
| Shaft & Bearings | |
| Shaft diameter | 2.125 in |
| Shaft extension | 5.5 in |
| Shaft type | T |
| C dimension | 30.37 in |
| Drive-end bearing | 6312 |
| Drive-end bearing type | Ball |
| Opp. drive-end bearing | 6311 |
| Opp. drive-end bearing type | Ball |
| Overload protection | Thermostat |
| Compliance & Certifications | |
| CE | N |
| CSA | Y |
| UL | UL Listed And CSA Certified |
| Hazardous location | DIV 1 EXP PROOF CL I GR CD CL II GR FG T3C |
| Connection drawing | A-EE7300T |
| Outline drawing | B-SS301018-1300 |
| Dimensions & Weight | |
| Overall dimensions (L × W × H) | 37.88 × 31.88 × 24.79 in |
| Weight | 800.00 lb |
| Identification | |
| Manufacturer part / model | 326TTGS16539 |
| Catalog number | U032A |
| UPC | 722856023766 |
| Product line | Hazardous Duty® |
| Country of origin | United States of America |
| HTS / tariff code | 8501.52.8040 |
| Minimum order qty | 1 |
| Order multiple | 1 |
| Units per package | 1 |
| Catalog status | Active |