Description
284TSTFNA6001 – Marathon 25 HP General Purpose Motor, 3 phase, 3600 RPM, 230/460 V, 284TS Frame, TEFC – E222
284TSTFNA6001 Marathon Three Phase TEFC Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
UPC: | 722856017352 | Weight: | 438 LB |
Packaged Length: | 35 IN | Packaged Width: | 26 IN |
Packaged Height: | 24.33 IN |
Nameplate Specifications
Output HP: | 25 Hp | Output KW: | 18.7 kW |
Frequency: | 60 Hz | Voltage: | 230/460 V |
Current: | 57.5/28.8 A | Speed: | 3558 rpm |
Service Factor: | 1.15 | Phase: | 3 |
Efficiency: | 93 % | Power Factor: | 87.5 |
Duty: | Continuous | Insulation Class: | F |
Design Code: | B | KVA Code: | G |
Frame: | 284TS | Enclosure: | Totally Enclosed Fan Cooled |
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: | 43 |
Technical Specifications
Electrical Type: | Squirrel Cage Induction Run | Starting Method: | Across The Line |
Poles: | 2 | Rotation: | Reversible |
Resistance Main: | .0833 Ohms | Mounting: | Rigid Base |
Motor Orientation: | Horizontal | Drive End Bearing: | Ball |
Opp Drive End Bearing: | Ball | Frame Material: | Cast Iron |
Shaft Type: | TS | Overall Length: | 25.29 in |
Frame Length: | 12.75 in | Shaft Diameter: | 1.625 in |
Shaft Extension: | 3.45 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) |
Full Load | 28.80 | 100.0 | 37.00 | 100.0 | 3,558 | 87.5 | 25.00 | |
1/3 | 177.00 | 614.0 | 42.50 | 115.0 | 1,200 | 25.00 | ||
Locked-Rotor | 182.00 | 640.0 | 50.00 | 135.0 | 0 | 31.0 | 25.00 | |
Break-Down | 118.00 | 410.0 | 103.00 | 278.0 | 3,350 | 71.0 | 25.00 | |
Pull-Up | 167.00 | 581.0 | 42.50 | 115.0 | 1,800 | 25.00 | ||
2/3 | 158.00 | 550.0 | 45.00 | 122.0 | 2,400 | 25.00 | ||
No Load | 10.00 | 35.0 | 0.00 | 0.0 | 3,600 | 6.0 | 25.00 |
Load Characteristics
% of Rated Load | 0 % | 25 % | 50 % | 75 % | 100 % | 115 % | 125 % |
Current (Amps) | 10.00 | 12.00 | 16.70 | 22.40 | 28.80 | 33.00 | 35.50 |
Rated Output (KW) | 0.80 | 5.30 | 10.20 | 15.10 | 20.20 | 23.30 | 25.40 |
Efficiency (%) | 0.0 | 87.5 | 92.4 | 93.0 | 93.0 | 92.4 | 92.4 |
Power Factor (%) | 6.0 | 55.0 | 76.0 | 84.0 | 87.5 | 88.5 | 89.0 |
Speed (RPM) | 3,600 | 3,590 | 3,580 | 3,570 | 3,558 | 3,550 | 3,545 |
Temp. Rise @ FL | 0.0 | 0.0 | 0.0 | 0.0 | 65.0 | 85.0 | 0.0 |
Torque (ft-lbs) | 0.00 | 9.00 | 18.50 | 27.50 | 37.00 | 42.00 | 46.50 |