Description
284TTDP7221 – Marathon 15,6.67 HP 2 speed Definite Purpose AC Motor, 3 phase, 1800/1200 RPM, 460 V, 284T Frame, ODP – Y459
284TTDP7221 Marathon Other Purpose Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
UPC: | 722856042507 | Weight: | 325 LB |
Packaged Length: | 35 IN | Packaged Width: | 26 IN |
Packaged Height: | 23.3 IN |
Nameplate Specifications
Output HP: | 15,6.67 Hp | Output KW: | 11.2 kW |
Frequency: | 60/60 Hz | Voltage: | 460 V |
Current: | 18.5,9.5 A | Speed: | 1770,1180 rpm |
Service Factor: | 1.15 | Phase: | 3 |
Efficiency: | 87.5 % | Power Factor: | 87.5 |
Duty: | Continuous | Insulation Class: | B |
Design Code: | 2VT | KVA Code: | G |
Frame: | 284T | Enclosure: | Drip Proof |
Thermal Protection: | No | Ambient Temperature: | 40 °C |
Drive End Bearing Size: | 6311 | Opp Drive End Bearing Size: | 6210 |
UL: | Recognized | CSA: | Y |
CE: | Y | IP Code: | 23 |
Technical Specifications
Electrical Type: | Squirrel Cage Induction Run | Starting Method: | Across The Line |
Poles: | 4//6 | Rotation: | Reversible |
Resistance Main: | 1.06 Ohms | Mounting: | Rigid Base |
Motor Orientation: | Horizontal | Drive End Bearing: | Ball |
Opp Drive End Bearing: | Ball | Frame Material: | Cast Iron |
Shaft Type: | T | Overall Length: | 24.44 in |
Frame Length: | 12.75 in | Shaft Diameter: | 1.875 in |
Shaft Extension: | 4.83 in | Assembly/Box Mounting: | F1/F2 CAPABLE |
Speed Characteristics
Curvepoint | Current (Amps) | Current (%) | Torque (ft-lbs) | (%) | Speed (RPM) | Rated Output (KW) | Power Factor (%) | Rated Output (Hp) |
Locked-Rotor | 116.00 | 627.0 | 70.00 | 157.0 | 0 | 46.0 | 15.00 | |
Pull-Up | 113.00 | 611.0 | 70.00 | 157.0 | 900 | 15.00 | ||
Break-Down | 75.00 | 405.0 | 130.00 | 292.0 | 1,635 | 77.0 | 15.00 | |
1/3 | 115.00 | 622.0 | 57.00 | 128.0 | 150 | 15.00 | ||
2/3 | 111.00 | 600.0 | 90.00 | 202.0 | 1,300 | 15.00 |
Load Characteristics
% of Rated Load | 0 % | 25 % | 50 % | 75 % | 100 % | 115 % | 125 % |
Current (Amps) | 6.50 | 8.00 | 10.50 | 14.00 | 18.50 | 21.00 | 22.50 |
Rated Output (KW) | 0.80 | 3.50 | 6.50 | 9.50 | 12.50 | 15.00 | 16.00 |
Efficiency (%) | 0.0 | 81.0 | 87.0 | 88.5 | 87.5 | 87.0 | 87.0 |
Power Factor (%) | 41.0 | 55.0 | 76.0 | 84.0 | 87.5 | 88.5 | 89.0 |
Speed (RPM) | 1,800 | 1,792 | 1,785 | 1,778 | 1,770 | 1,765 | 1,760 |
Temp. Rise @ FL | 0.0 | 0.0 | 0.0 | 0.0 | 55.0 | 75.0 | 0.0 |
Torque (ft-lbs) | 0.00 | 11.00 | 22.00 | 33.00 | 44.50 | 51.50 | 56.00 |