Other Purpose Motor, 20 & 15 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 3600 & 3000 RPM, 256JM Frame, TEFC
![](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" version="1.1" id="Layer_1" viewBox="0 0 515 515" xml:space="preserve"%3E%3Cstyle type="text/css"%3E.st0%7Bfill:%23FFFFFF;%7D.st1%7Bfill:%23D3D6DB;%7D%3C/style%3E%3Crect y="0" class="st0" width="515" height="515"/%3E%3Cpath class="st1" d="M352.6,198.7h-31.9v15.6h31.9V198.7z M279.3,293.6c-5.9,5.2-14.8,8.1-23,8.1c-22.2,0-39.3-17.8-39.3-40 c0-1.5,0-3.7,0-5.2L279.3,293.6z M296.3,261.7c0,2.2,0,5.2,0,5.9l-64.4-37.8c7.4-5.2,15.6-8.9,24.4-8.9 C278.6,221.7,296.3,240.2,296.3,261.7z M129.7,204.7v120c0,8.9,5.9,15.6,15.6,15.6h214.1l-65.9-37.8c-9.6,8.9-23,14.8-37.8,14.8 c-30.4,0-54.8-25.9-54.8-55.6c0-5.2,0-9.6,1.5-13.3L129.7,204.7z M115.6,170.6L406,341.7l5.2,2.2l-2.2,5.9l-2.2,2.2l-2.2,5.9 l-5.9-3.7L108.9,183.2l-5.9-3.7l3.7-5.2l1.5-2.2l3.7-5.9L115.6,170.6z M206.7,181.7l-1.5-9.6c-1.5-2.2-2.2-3.7-5.2-3.7h-15.6h-14.8 c-2.2,0-3.7,1.5-5.2,3.7l-2.2,9.6h-1.5h-11.9l68.1,40c9.6-9.6,24.4-15.6,39.3-15.6c31.9,0,55.6,25.2,55.6,55.6 c0,5.2-1.5,9.6-2.2,14.8l74.1,43.7V198.7c0-9.6-7.4-17-15.6-17h-15.6c-5.2-1.5-8.9-5.2-11.1-8.9l-2.2-3.7 c-3.7-5.9-11.9-11.1-18.5-11.1h-45.2c-7.4,0-15.6,5.2-19.3,11.1l-3.7,5.2c-2.2,2.2-5.9,5.9-9.6,7.4h-23h-11.1H206.7L206.7,181.7z"/%3E%3C/svg%3E)
Other Purpose Motor, 20 & 15 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 3600 & 3000 RPM, 256JM Frame, TEFC
Part#: 256TTFL5023
Catalog#: M414
Model#: 256TTFL5023FH
Weight: 226 lb
Key Features
- NEMA JM pump shaft dimensions
- Ball bearings, mechanically locked on shaft end
- Continuous duty
- 1.15 Service Factor (except as noted)
- UL Recognized and CSA Certified
Specifications
| Phase | Phase: 3 | Output HP | Output HP: 20 & 15 Hp |
| Output KW | Output KW: 14.9 & 11.2 kW | Voltage | Voltage: 230/460 & 190/380 V |
| Speed | Speed: 3500 & 2920 rpm | Service Factor | Service Factor: 1.15 & 1.15 |
| Frame | Frame: 256JM | Enclosure | Enclosure: Totally Enclosed Fan Cooled |
| Thermal Protection | Thermal Protection: No Protection | Efficiency | Efficiency: 88.5 & 88.5 % |
| Ambient Temperature | Ambient Temperature: 40 °C | Frequency | Frequency: 60 & 50 Hz |
| Current | Current: 49.5/24.8 & 44/22 A | Power Factor | Power Factor: 86 |
| Duty | Duty: Continuous | Insulation Class | Insulation Class: F |
| Design Code | Design Code: B | KVA Code | KVA Code: G |
| Drive End Bearing Size | Drive End Bearing Size: 6309 | Opp Drive End Bearing Size | Opp Drive End Bearing Size: 6207 |
| UL | UL: Recognized | CSA | CSA: Y |
| CE | CE: Y | IP Code | IP Code: 43 |
| Number of Speeds | Number of Speeds: 1 |
| Electrical Type | Electrical Type: Squirrel Cage Induction Run | Starting Method | Starting Method: Across The Line |
| Poles | Poles: 2 | Rotation | Rotation: Reversible |
| Resistance Main | Resistance Main: .5 Ohms | Mounting | Mounting: Rigid Base |
| Motor Orientation | Motor Orientation: Horizontal | Drive End Bearing | Drive End Bearing: Ball |
| Opp Drive End Bearing | Opp Drive End Bearing: Ball | Frame Material | Frame Material: Aluminum |
| Shaft Type | Shaft Type: JM | Overall Length | Overall Length: 26.49 in |
| Frame Length | Frame Length: 12.75 in | Shaft Diameter | Shaft Diameter: 1.250 in |
| Shaft Extension | Shaft Extension: 5.28 in | Assembly/Box Mounting | Assembly/Box Mounting: F1/F2 CAPABLE |
| Service Factor | Service Factor: 1.15 | Frame Suffix | Frame Suffix: JM |
| Current | Current: 49.5/24.8 A | Synchronous RPM | Synchronous RPM: 3600 & 3000 rpm |
| Frequency | Frequency: 60 Hz | Speed | Speed: 3500 rpm |
| Connection Drawing | Connection Drawing: A-EE7308K | Outline Drawing | Outline Drawing: B-SS330112-1275A |
| Voltage | Voltage: 230/460 V | Output KW | Output KW: 14.9 kW |
| Output HP | Output HP: 20 Hp | Frame Size | Frame Size: 256 |
| Torque UOM | Torque UOM: LB-FT | Efficiency | Efficiency: 88.5 % |
| Packaged Length | Packaged Length: 30.75 IN | Weight | Weight: 226.00 LB |
| Packaged Width | Packaged Width: 21.75 IN | HTC | HTC: 8501.52.8040 |
| Country of Origin | Country of Origin: United States of America | Packaged Height | Packaged Height: 18.00 IN |
| % of Rated Load | 0% | 25% | 50% | 75% | 100% | 115% | 125% |
|---|---|---|---|---|---|---|---|
| % of Rated Load: Current (Amps) | 0%: 8.50 | 25%: 10.00 | 50%: 14.00 | 75%: 19.00 | 100%: 24.80 | 115%: 28.00 | 125%: 30.00 |
| % of Rated Load: Rated Output (KW) | 0%: 1.00 | 25%: 4.50 | 50%: 8.50 | 75%: 12.50 | 100%: 16.50 | 115%: 19.50 | 125%: 21.00 |
| % of Rated Load: Efficiency (%) | 0%: 0.0 | 25%: 82.0 | 50%: 87.5 | 75%: 89.5 | 100%: 88.5 | 115%: 87.5 | 125%: 87.5 |
| % of Rated Load: Power Factor (%) | 0%: 14.5 | 25%: 57.0 | 50%: 76.0 | 75%: 83.5 | 100%: 86.0 | 115%: 87.0 | 125%: 87.5 |
| % of Rated Load: Speed (RPM) | 0%: 3,600 | 25%: 3,580 | 50%: 3,560 | 75%: 3,540 | 100%: 3,500 | 115%: 3,490 | 125%: 3,485 |
| % of Rated Load: Temp. Rise @ FL | 0%: 0.0 | 25%: 0.0 | 50%: 0.0 | 75%: 0.0 | 100%: 70.0 | 115%: 100.0 | 125%: 0.0 |
| % of Rated Load: Torque (ft-lbs) | 0%: 0.00 | 25%: 7.50 | 50%: 14.50 | 75%: 22.00 | 100%: 30.00 | 115%: 34.50 | 125%: 37.50 |
| Curvepoint | Current (Amps) | Current (%) | Torque (ft-lbs) | Torque (%) | Speed (RPM) | Rated Output (KW) | Power Factor (%) | Rated Output (Hp) |
|---|---|---|---|---|---|---|---|---|
| Curvepoint: No Load | Current (Amps): 8.50 | Current (%): 34.0 | Torque (ft-lbs): 0.00 | Torque (%): 0.0 | Speed (RPM): 3,600 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: Break-Down | Current (Amps): 93.00 | Current (%): 375.0 | Torque (ft-lbs): 82.00 | Torque (%): 273.0 | Speed (RPM): 3,185 | Rated Output (KW): | Power Factor (%): 72.0 | Rated Output (Hp): 20.00 |
| Curvepoint: Full Load | Current (Amps): 24.80 | Current (%): 100.0 | Torque (ft-lbs): 30.00 | Torque (%): 100.0 | Speed (RPM): 3,500 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: Pull-Up | Current (Amps): 138.00 | Current (%): 556.0 | Torque (ft-lbs): 55.00 | Torque (%): 183.0 | Speed (RPM): 1,800 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: 1/3 | Current (Amps): 140.00 | Current (%): 565.0 | Torque (ft-lbs): 50.00 | Torque (%): 167.0 | Speed (RPM): 1,200 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: Locked-Rotor | Current (Amps): 143.00 | Current (%): 577.0 | Torque (ft-lbs): 53.00 | Torque (%): 177.0 | Speed (RPM): 0 | Rated Output (KW): | Power Factor (%): 41.0 | Rated Output (Hp): 20.00 |
| Curvepoint: 2/3 | Current (Amps): 136.00 | Current (%): 548.0 | Torque (ft-lbs): 65.00 | Torque (%): 217.0 | Speed (RPM): 2,400 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
Efficiency
| Country | Complies with standards |
|---|---|
| Country: United States | Complies with standards: cancel |
| Country: Canada | Complies with standards: cancel |
| Country: Mexico | Complies with standards: cancel |
| Country: Australia | Complies with standards: cancel |
| Country: Brazil | Complies with standards: cancel |
| Country: Chile | Complies with standards: cancel |
| Country: China | Complies with standards: cancel |
| Country: Europe | Complies with standards: cancel |
| Country: Japan | Complies with standards: check_circle |
| Country: New Zealand | Complies with standards: cancel |
| Country: Saudi Arabia | Complies with standards: cancel |
| Country: South Korea | Complies with standards: check_circle |