Vertical Pump Motor, 20 HP, 3 Ph, 60 Hz, 230/460 V, 1800 RPM, 256HPV Frame, DP
Vertical Pump Motor, 20 HP, 3 Ph, 60 Hz, 230/460 V, 1800 RPM, 256HPV Frame, DP
Part#: 256TTDN16067
Catalog#: M718A
Model#: 256TTDN16067AA
Weight: 284 lb
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Key Features
- Meets or exceeds NEMA Premium® efficiencies
- Normal and Medium thrust
- Ball bearings and angular contact bearings for medium thrust applications
- Class F insulation
- Suitable for 230 volt part winding start through 100 HP (dual voltage motors)
- Heavy duty lifting lugs
- Drip cover/canopy cap included
- UL Listed for Fire Pump applications
Specifications
| Phase | Phase: 3 | Output HP | Output HP: 20 Hp |
| Output KW | Output KW: 14.9 kW | Voltage | Voltage: 230/460 V |
| Speed | Speed: 1775 rpm | Service Factor | Service Factor: 1.15 |
| Frame | Frame: 256HPV | Enclosure | Enclosure: Drip Proof |
| Thermal Protection | Thermal Protection: No Protection | Efficiency | Efficiency: 93 % |
| Ambient Temperature | Ambient Temperature: 40 °C | Frequency | Frequency: 60 Hz |
| Current | Current: 48.0/24.0 A | Power Factor | Power Factor: 82.5 |
| Duty | Duty: Continuous | Insulation Class | Insulation Class: F |
| Design Code | Design Code: B | KVA Code | KVA Code: F |
| Drive End Bearing Size | Drive End Bearing Size: 6311 | Opp Drive End Bearing Size | Opp Drive End Bearing Size: 7308 |
| UL | UL: Recognized | CSA | CSA: Y |
| CE | CE: Y | IP Code | IP Code: 22 |
| Number of Speeds | Number of Speeds: 1 |
| Electrical Type | Electrical Type: Squirrel Cage Induction Run | Starting Method | Starting Method: Across The Line |
| Poles | Poles: 4 | Rotation | Rotation: Reversible |
| Resistance Main | Resistance Main: .12 Ohms | Mounting | Mounting: Round |
| Motor Orientation | Motor Orientation: Shaft Down | Drive End Bearing | Drive End Bearing: Ball |
| Opp Drive End Bearing | Opp Drive End Bearing: Duplex Tandem Angular Contact | Frame Material | Frame Material: Cast Iron |
| Shaft Type | Shaft Type: HP | Overall Length | Overall Length: 27.87 in |
| Frame Length | Frame Length: 15 in | Shaft Diameter | Shaft Diameter: 1.125 in |
| Shaft Extension | Shaft Extension: 2.75 in | Assembly/Box Mounting | Assembly/Box Mounting: F1/F2 CAPABLE |
| Service Factor | Service Factor: 1.15 | Frame Suffix | Frame Suffix: HPV |
| Current | Current: 48.0/24.0 A | Synchronous RPM | Synchronous RPM: 1800 rpm |
| Frequency | Frequency: 60 Hz | Speed | Speed: 1775 rpm |
| Connection Drawing | Connection Drawing: A-EE7308 | Outline Drawing | Outline Drawing: B-SS208373-1500 |
| 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: 93 % |
| % of Rated Load | 0% | 25% | 50% | 75% | 100% | 115% | 125% |
|---|---|---|---|---|---|---|---|
| % of Rated Load: Current (Amps) | 0%: 9.50 | 25%: 11.00 | 50%: 14.50 | 75%: 19.00 | 100%: 24.00 | 115%: 27.50 | 125%: 30.00 |
| % of Rated Load: Rated Output (KW) | 0%: 0.50 | 25%: 4.00 | 50%: 8.00 | 75%: 12.00 | 100%: 16.00 | 115%: 19.00 | 125%: 20.50 |
| % of Rated Load: Efficiency (%) | 0%: 0.0 | 25%: 88.5 | 50%: 92.4 | 75%: 93.0 | 100%: 93.0 | 115%: 92.4 | 125%: 91.7 |
| % of Rated Load: Power Factor (%) | 0%: 5.5 | 25%: 47.0 | 50%: 69.0 | 75%: 78.5 | 100%: 82.5 | 115%: 84.0 | 125%: 84.5 |
| % of Rated Load: Speed (RPM) | 0%: 1,800 | 25%: 1,795 | 50%: 1,788 | 75%: 1,780 | 100%: 1,775 | 115%: 1,765 | 125%: 1,760 |
| % of Rated Load: Temp. Rise @ FL | 0%: 0.0 | 25%: 0.0 | 50%: 0.0 | 75%: 0.0 | 100%: 25.0 | 115%: 30.0 | 125%: 37.0 |
| % of Rated Load: Torque (ft-lbs) | 0%: 0.00 | 25%: 14.50 | 50%: 29.50 | 75%: 44.00 | 100%: 59.00 | 115%: 68.50 | 125%: 74.50 |
| Curvepoint | Current (Amps) | Current (%) | Torque (ft-lbs) | Torque (%) | Speed (RPM) | Rated Output (KW) | Power Factor (%) | Rated Output (Hp) |
|---|---|---|---|---|---|---|---|---|
| Curvepoint: 1/3 | Current (Amps): 145.00 | Current (%): 604.0 | Torque (ft-lbs): 95.00 | Torque (%): 161.0 | Speed (RPM): 600 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: Break-Down | Current (Amps): 100.00 | Current (%): 417.0 | Torque (ft-lbs): 150.00 | Torque (%): 254.0 | Speed (RPM): 1,675 | Rated Output (KW): | Power Factor (%): 65.0 | Rated Output (Hp): 20.00 |
| Curvepoint: Full Load | Current (Amps): 24.00 | Current (%): 100.0 | Torque (ft-lbs): 59.00 | Torque (%): 100.0 | Speed (RPM): 1,770 | Rated Output (KW): | Power Factor (%): 82.5 | Rated Output (Hp): 20.00 |
| Curvepoint: No Load | Current (Amps): 10.00 | Current (%): 40.0 | Torque (ft-lbs): 0.00 | Torque (%): 0.0 | Speed (RPM): 1,800 | Rated Output (KW): | Power Factor (%): 5.5 | Rated Output (Hp): 20.00 |
| Curvepoint: Pull-Up | Current (Amps): 135.00 | Current (%): 563.0 | Torque (ft-lbs): 100.00 | Torque (%): 169.0 | Speed (RPM): 900 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: Locked-Rotor | Current (Amps): 145.00 | Current (%): 615.0 | Torque (ft-lbs): 115.00 | Torque (%): 195.0 | Speed (RPM): 0 | Rated Output (KW): | Power Factor (%): 40.0 | Rated Output (Hp): 20.00 |
| Curvepoint: 2/3 | Current (Amps): 130.00 | Current (%): 542.0 | Torque (ft-lbs): 120.00 | Torque (%): 203.0 | Speed (RPM): 1,300 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
Efficiency
| Country | Complies with standards |
|---|---|
| Country: United States | Complies with standards: check_circle |
| Country: Canada | Complies with standards: check_circle |
| Country: Mexico | Complies with standards: check_circle |
| Country: Australia | Complies with standards: check_circle |
| Country: Brazil | Complies with standards: check_circle |
| Country: Chile | Complies with standards: check_circle |
| Country: China | Complies with standards: check_circle |
| Country: Europe | Complies with standards: check_circle |
| Country: Japan | Complies with standards: check_circle |
| Country: New Zealand | Complies with standards: check_circle |
| Country: Saudi Arabia | Complies with standards: check_circle |
| Country: South Korea | Complies with standards: check_circle |