Multispeed Motor, 15 & 3.75 HP, 3 Ph, 60 & 60 Hz, 460 & 460 V, 1800 & 1800 RPM, 256T Frame, TEFC
Multispeed Motor, 15 & 3.75 HP, 3 Ph, 60 & 60 Hz, 460 & 460 V, 1800 & 1800 RPM, 256T Frame, TEFC
Part#: 256TTFCD7250
Catalog#: Y384A
Model#: 256TTFCD7250AB
Weight: 303 lb
List Price: $7,378.00
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Key Features
- IP-55 cast iron, Severe Duty, Meets or exceeds NEMA Premium®* efficiencies, NEMA Premium models are in compliance with EISA2008
- Class F Insulation System
- F1/F2 capable, Dynamically balanced rotors, Cast Iron conduit box
- Dual Frame Mounting
- Modifications and Kits are available
- 40°C Ambient, 1.15SF
- UL®* listed, UL certified for Canada and CE®* mark
Specifications
| Phase | Phase: 3 | Output HP | Output HP: 15 & 3.75 Hp |
| Output KW | Output KW: 11.2 & 2.8 kW | Voltage | Voltage: 460 & 460 V |
| Speed | Speed: 1778 & 885 rpm | Service Factor | Service Factor: 1.15 & 1.15 |
| Frame | Frame: 256T | Enclosure | Enclosure: Totally Enclosed Fan Cooled |
| Thermal Protection | Thermal Protection: No Protection | Efficiency | Efficiency: 91 & 86.5 % |
| Ambient Temperature | Ambient Temperature: 40 °C | Frequency | Frequency: 60 & 60 Hz |
| Current | Current: 18.8 & 6.8 A | Power Factor | Power Factor: 81.8 |
| Duty | Duty: Continuous | Insulation Class | Insulation Class: H |
| Design Code | Design Code: 1VT | KVA Code | KVA Code: J |
| Drive End Bearing Size | Drive End Bearing Size: 6309 | Opp Drive End Bearing Size | Opp Drive End Bearing Size: 6209 |
| UL | UL: Recognized | CSA | CSA: Y |
| CE | CE: Y | IP Code | IP Code: 55 |
| Number of Speeds | Number of Speeds: 2 |
| Electrical Type | Electrical Type: Squirrel Cage Induction Run | Starting Method | Starting Method: Across The Line |
| Poles | Poles: 4/8 | Rotation | Rotation: Reversible |
| Resistance Main | Resistance Main: .7042 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: Cast Iron |
| Shaft Type | Shaft Type: T | Shaft Diameter | Shaft Diameter: 1.626 in |
| Assembly/Box Mounting | Assembly/Box Mounting: F1/F2 CAPABLE |
| Service Factor | Service Factor: 1.15 | Frame Suffix | Frame Suffix: T |
| Current | Current: 18.8 A | Synchronous RPM | Synchronous RPM: 1800 & 1800 rpm |
| Frequency | Frequency: 60 Hz | Speed | Speed: 1778 rpm |
| Connection Drawing | Connection Drawing: EE7322 | Outline Drawing | Outline Drawing: SS208560-200 |
| Voltage | Voltage: 460 V | Output KW | Output KW: 11.2 kW |
| Output HP | Output HP: 15 Hp | Frame Size | Frame Size: 256 |
| Efficiency | Efficiency: 91 % | Packaged Length | Packaged Length: 30.19 IN |
| Weight | Weight: 303.00 LB | UPC | UPC: 722856212429 |
| Packaged Width | Packaged Width: 16.50 IN | Country of Origin | Country of Origin: Mexico |
| Packaged Height | Packaged Height: 14.00 IN |
| % of Rated Load | 0% | 25% | 50% | 75% | 100% | 115% | 125% |
|---|---|---|---|---|---|---|---|
| % of Rated Load: Current (Amps) | 0%: 9.50 | 25%: 10.20 | 50%: 12.20 | 75%: 15.20 | 100%: 18.80 | 115%: 20.80 | 125%: 22.50 |
| % of Rated Load: Rated Output (KW) | 0%: 0.45 | 25%: 3.27 | 50%: 6.15 | 75%: 9.15 | 100%: 12.15 | 115%: 14.00 | 125%: 15.30 |
| % of Rated Load: Efficiency (%) | 0%: 0.0 | 25%: 85.6 | 50%: 90.8 | 75%: 92.0 | 100%: 91.0 | 115%: 90.7 | 125%: 90.4 |
| % of Rated Load: Power Factor (%) | 0%: 5.9 | 25%: 40.5 | 50%: 63.2 | 75%: 75.5 | 100%: 81.8 | 115%: 84.0 | 125%: 85.2 |
| % of Rated Load: Speed (RPM) | 0%: 1,800 | 25%: 1,795 | 50%: 1,790 | 75%: 1,785 | 100%: 1,778 | 115%: 1,775 | 125%: 1,772 |
| % of Rated Load: Temp. Rise @ FL | 0%: 0.0 | 25%: 0.0 | 50%: 0.0 | 75%: 0.0 | 100%: 75.0 | 115%: 90.0 | 125%: 0.0 |
| % of Rated Load: Torque (ft-lbs) | 0%: 0.00 | 25%: 11.00 | 50%: 22.00 | 75%: 33.10 | 100%: 44.30 | 115%: 51.00 | 125%: 55.60 |
| Curvepoint | Current (Amps) | Current (%) | Torque (ft-lbs) | Torque (%) | Speed (RPM) | Rated Output (KW) | Power Factor (%) | Rated Output (Hp) |
|---|---|---|---|---|---|---|---|---|
| Curvepoint: Full Load | Current (Amps): 18.50 | Current (%): 100.0 | Torque (ft-lbs): 44.50 | Torque (%): 100.0 | Speed (RPM): 1,775 | Rated Output (KW): 0.00 | Power Factor (%): 81.8 | Rated Output (Hp): 15.00 |
| Curvepoint: Break-Down | Current (Amps): 80.00 | Current (%): 430.0 | Torque (ft-lbs): 140.00 | Torque (%): 315.0 | Speed (RPM): 1,635 | Rated Output (KW): 0.00 | Power Factor (%): 72.0 | Rated Output (Hp): 15.00 |
| Curvepoint: Locked-Rotor | Current (Amps): 140.00 | Current (%): 750.0 | Torque (ft-lbs): 105.00 | Torque (%): 240.0 | Speed (RPM): 0 | Rated Output (KW): 0.00 | Power Factor (%): 45.8 | Rated Output (Hp): 15.00 |
| Curvepoint: No Load | Current (Amps): 9.20 | Current (%): 51.0 | Torque (ft-lbs): 0.00 | Torque (%): 0.0 | Speed (RPM): 1,800 | Rated Output (KW): 0.00 | Power Factor (%): 0.0 | Rated Output (Hp): 15.00 |
Efficiency
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