Marathon 25 HP Vertical Solid Shaft P-Base Motor, 3 phase, 3600 RPM, 230/460 V, 284HPV Frame, TEFC - M896

Catalog #:M896
Part #:284TTFNA7508
  • Normal thrust
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General Specifications

UPC: 722856037053 Weight: 520.00 LB
Packaged Length: 37.88 IN Packaged Width: 31.88 IN
Packaged Height: 19.98 IN

Nameplate Specifications

Output HP: 25 Hp Output KW: 18.7 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 57.0/28.5 A Speed: 3555 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 91.7 % Power Factor: 89
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: F
Frame: 284HPV 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: .365 Ohms Mounting: Round
Motor Orientation: Shaft Down Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: HP Overall Length: 30.84 in
Shaft Diameter: 1.875 in Shaft Extension: 2.75 in
Assembly/Box Mounting: W6

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
No Load 8.00 28.0 0.00 0.0 3,600 25.00
Pull-Up 165.00 579.0 50.00 135.0 1,600 25.00
Break-Down 120.00 421.0 110.00 297.0 3,300 25.00
Full Load 28.50 100.0 37.00 100.0 3,555 25.00
Locked-Rotor 182.00 639.0 52.00 141.0 0 32.0 25.00
2/3 150.00 526.0 70.00 189.0 2,400 25.00
1/3 175.00 614.0 47.00 127.0 1,000 25.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 8.00 11.00 16.00 22.00 28.50 33.00 36.00
Rated Output (KW) 0.50 5.50 10.00 15.00 20.00 23.50 25.50
Efficiency (%) 0.0 85.5 91.0 91.7 91.7 91.0 91.0
Power Factor (%) 11.0 63.0 81.0 87.0 89.0 89.5 90.0
Speed (RPM) 3,600 3,590 3,575 3,565 3,555 3,540 3,535
Temp. Rise @ FL 0.0 0.0 0.0 0.0 70.0 90.0 0.0
Torque (ft-lbs) 0.00 9.00 18.50 27.50 37.00 46.50 42.50
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