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Marathon Electric Motors
256TPFSA10087
20 Hp 120 Hz 1800 rpm Totally Enclosed Fan Cooled Three Phase Permanent Magnet Motor
Item #113090511
- 20 HP - Three Phase
- 120 Hz - 256TC Frame
- 460 V
- 1800 rpm
features
- Ultra Efficient™ Premium-Plus exceeds NEMA Premium® (IE4)
- Class H MAX GUARD® insulation system
- Cast iron construction for rigidity and reduced vibration
- Normally closed thermostats (one per phase, Class F)
- High power density, low weight design, Optional terminal block shown
| Enclosure | TEFC |
| IP Rating | IP54 |
| Speed [Max] | 1800 rpm |
| Frame Material | Cast Iron |
| Electrical Type | AC Permament Magnet |
| DE Bearing Type | Ball |
| Motor Orientation | Horizontal |
| No. of Phases | Three |
| DE Bearing Size | 6309 |
| Voltage | 460 V |
| Frame | 256TC |
| No. of Poles | 8 |
| Frame Length | 12.25 in |
| HP | 20 |
| Insulation Class | H |
| Starting Type | Inverter Only |
| Amps | 24 |
| No. of Speeds | 1 |
| Ambient Temperature Range [Max] | 104 °F |
| Standard | CE, CSA, UL Recognized |
| Efficiency | 94.5 |
| Overload Protector | Thermostat |
| Mounting Type | Rigid Base |
| Service Factor | 1 |
| Rotation | Reversible |
| Duty | Continuous |
| ODE Bearing Size | 6210 |
| Shaft Type | T |
| Assembly/Box Mounting | F1 Only |
| Hz | 120 |
| Shaft Extension | 3.75 in |
| Shaft Diameter | 1.625 in |
| Power Factor | 80 |
| ODE Bearing Type | Ball |
| Weight | 0.0 LB |
| EAN or UPC | 722856025791 |
