Marathon Electric Close-Coupled Pump Motor, 20 & 15 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 1800 & 1500 RPM, 256JM Frame, DP
Regular price
$3,253.00 USD
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Close-Coupled Pump Motor, 20 & 15 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 1800 & 1500 RPM, 256JM Frame, DP
Features
- IP-22 rolled steel, Meets or exceeds NEMA Premium®* efficiencies, NEMA Premium models are in compliance with EISA2007
- Class F Insulation System, Inverter duty 2:1 variable torque and 2:1 constant torque & 1.15 service factor on Sine Wave Power 1.0 SF on Inverter Power
- NEMA® JM pump shaft dimensions, F1/F2 capable, Dynamically balanced rotors, Steel conduit box
- Dual Frame Mounting, Removable Base (bolt on/off), Bearing Caps for C-Face Models
- Provisions Only for Drip Cover, Other Modifications and Kits are available
- 40°C Ambient 1.15SF Sine Wave Power and 1.0SF inverter power
- UL Recognized, CSA Certified, and CE Mark
Specifications
| Performance & Electrical | |
| Power | 20 HP |
| Power (dual rating) | 20 & 15 HP |
| Power | 14.9 kW |
| Voltage | 230/460 V |
| Phase | 3 |
| Frequency | 60 Hz |
| Speed (max) | 1770 RPM |
| Speed (dual) | 1770 & 1475 RPM |
| Full-load current | 48.5/24.3 A |
| Current (dual) | 48.5/24.3 & 45/22.4 A |
| Nominal efficiency | 93% |
| Power factor | 83.5% |
| 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 | Line Or Inverter |
| Main winding resistance | .51 Ω |
| Frame & Mechanical | |
| Frame | 256JM |
| Frame size | 256 |
| Frame suffix | JM |
| Frame material | Rolled Steel |
| Enclosure | Drip Proof |
| IP rating | IP22 |
| Insulation class | F |
| Mounting | Rigid Base |
| Assembly / conduit box | F1/F2 CAPABLE |
| Orientation | Horizontal |
| Rotation | Reversible |
| Max ambient | 40°C |
| Shaft & Bearings | |
| Shaft diameter | 1.249 in |
| Shaft type | JM |
| Drive-end bearing | 6309 |
| Drive-end bearing type | Ball |
| Opp. drive-end bearing | 6208 |
| Opp. drive-end bearing type | Ball |
| Overload protection | No Protection |
| Compliance & Certifications | |
| CE | Y |
| CSA | Y |
| UL | Recognized |
| Connection drawing | EE7308K |
| Outline drawing | SS621125-200 |
| Dimensions & Weight | |
| Overall dimensions (L × W × H) | 30.75 × 16.75 × 18.00 in |
| Weight | 370.00 lb |
| Identification | |
| Manufacturer part / model | 256TTDBD6072 |
| Catalog number | GT0462-P |
| UPC | 722856183606 |
| Product line | Globetrotter® |
| Country of origin | Mexico |
| Minimum order qty | 1 |
| Order multiple | 1 |
| Units per package | 1 |
| Catalog status | Active |