Marathon 150 HP Vertical Solid Shaft P-Base Motor, 3 phase, 3600 RPM, 460 V, 445HPV Frame, TEFC - M928A

Catalog #:M928A
Part #:445TTFN14003
  • Normal thrust
  • Class F insulation
  • 1.15 Service Factor
  • Suitable for 230 volt part winding start through 100 HP (dual voltage motors)
  • Heavy duty lifting lugs
  • Drip cover/canopy cap included
  • UL Recognized and CSA Certified
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General Specifications

UPC: 722856037312 Weight: 2,240.00 LB
Packaged Length: 56 IN Packaged Width: 46 IN
Packaged Height: 33.13 IN

Nameplate Specifications

Output HP: 150 Hp Output KW: 112.0 kW
Frequency: 60 Hz Voltage: 460 V
Current: 167.0 A Speed: 3572 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 94.5 % Power Factor: 88
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 445HPV Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6313 Opp Drive End Bearing Size: 6313
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: .023 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: 43.50 in
Frame Length: 20.25 in Shaft Diameter: 2.125 in
Shaft Extension: 4.5 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)
Pull-Up 975.00 584.0 250.00 114.0 1,800 150.00
Break-Down 675.00 404.0 575.00 260.0 3,450 66.0 150.00
No Load 50.50 30.0 0.00 0.0 3,600 6.0 150.00
1/3 1,025.00 614.0 235.00 107.0 900 150.00
2/3 920.00 551.0 290.00 132.0 2,700 150.00
Locked-Rotor 1,050.00 628.0 275.00 125.0 0 22.0 150.00
Full Load 167.00 100.0 220.00 100.0 3,575 88.0 150.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 47.00 62.00 93.00 128.00 167.00 190.00 206.00
Rated Output (KW) 4.50 31.00 59.50 88.00 117.00 135.00 147.00
Efficiency (%) 0.0 91.0 94.1 94.5 94.5 94.5 94.5
Power Factor (%) 6.0 61.0 80.0 86.0 88.0 89.0 89.0
Speed (RPM) 3,600 3,592 3,588 3,580 3,572 3,568 3,565
Temp. Rise @ FL 0.0 0.0 0.0 0.0 75.0 105.0 0.0
Torque (ft-lbs) 0.00 55.00 110.00 165.00 220.00 254.00 276.00
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