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Marathon Electric Motors
256TTTNA18578
10 Hp 60 Hz 1200 rpm Drip Proof Three Phase Multispeed Motor
Item #113090381
- 10 HP - Three Phase
- 60 Hz - 256T Frame
- 460 V
- 1172 rpm
features
- Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
- Internal and external epoxy paint
- CR200 Corona resistant magnet wire
- Class H insulation system
- Normally closed thermostats (one per phase, Class H)
- Heat stabilized ball bearings and high temperature grease
- Suitable for inverter use for 20:1 Variable Torque with 1.0 S.F. in 90°C ambient
- Suitable for 90OC ambient at 1.15 S.F. or 100OC ambient at 1.0 S.F.
- Extended grease tubes, Regreasable in service
- 8 Foot Leads
| Enclosure | TEAO |
| Overload Protector | Thermostat |
| No. of Speeds | 1 |
| Voltage | 460 V |
| Amps | 12.8 |
| No. of Phases | Three |
| IP Rating | IP54 |
| Duty | Continuous |
| No. of Poles | 6 |
| Speed [Max] | 1172 rpm |
| Motor Orientation | Horizontal |
| Starting Type | Line Or Inverter |
| DE Bearing Size | 6309 |
| Power Factor | 80 |
| Shaft Type | T |
| Service Factor | 1.15 |
| ODE Bearing Type | Ball / Heat Stabilized |
| Ambient Temperature Range [Max] | 194 °F |
| KVA Code | H |
| DE Bearing Type | Ball / Heat Stabilized |
| Mounting Type | Rigid Base |
| Assembly/Box Mounting | F1/F2 CAPABLE |
| Insulation Class | H |
| HP | 10 |
| Frame | 256T |
| Shaft Extension | 4.25 in |
| Frame Material | Cast Iron |
| NEMA Design | B |
| Electrical Type | Squirrel Cage Inverter Rated |
| Frame Length | 12.25 in |
| Shaft Diameter | 1.625 in |
| Standard | CSA |
| Efficiency | 91 |
| ODE Bearing Size | 6210 |
| Resistance Main | 1.025 |
| Hz | 60 |
| Rotation | Reversible |
| Weight | 425.0 LB |
| EAN or UPC | 722856042897 |
