Marathon 125 HP General Purpose Motor, 3 phase, 900 RPM, 460 V, 445T Frame, TEFC - L440A

Catalog #:L440A
Part #:445TTFN16108
  • Class H insulation
  • Rated 60/50 hertz, 190/380 volt at next lower horsepower
  • Motor will accept a C-face kit
  • Severe duty kits available, see Accessories section
  • Shaft slinger, Regreasable bearings (182T and larger), lead lugs (364T and larger), and bearing caps on 444T and larger
  • Roller bearing on shaft end for belted load only
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Weight:2,118.00 LB
List Price: $32,825.00

General Specifications

UPC: 722856052230 Weight: 2,118.00 LB
Packaged Length: 56 IN Packaged Width: 46 IN
Packaged Height: 33.45 IN

Nameplate Specifications

Output HP: 125 Hp Output KW: 93.0 kW
Frequency: 60/50 Hz Voltage: 460 V
Current: 172.0 A Speed: 890 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 94.5 % Power Factor: 72
Duty: Continuous Insulation Class: H
Design Code: B KVA Code: G
Frame: 445T Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: NU318 Opp Drive End Bearing Size: 6316
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 8 Rotation: Reversible
Resistance Main: .03 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Roller
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: T Overall Length: 43.35 in
Frame Length: 20.25 in Shaft Diameter: 3.375 in
Shaft Extension: 8.75 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 172.00 100.0 738.00 100.0 890 125.00
1/3 875.00 509.0 800.00 108.0 300 125.00
Locked-Rotor 907.00 527.0 890.00 121.0 0 22.5 125.00
Pull-Up 825.00 480.0 850.00 115.0 450 125.00
Break-Down 524.00 305.0 1,650.00 224.0 850 56.5 125.00
No Load 81.00 47.0 0.00 0.0 900 125.00
2/3 775.00 451.0 975.00 132.0 600 125.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 80.50 88.50 110.00 138.00 172.00 191.00 210.00
Rated Output (KW) 2.50 26.00 49.50 74.00 98.50 114.00 124.00
Efficiency (%) 0.0 90.2 93.6 94.5 94.5 94.5 94.1
Power Factor (%) 4.0 36.5 56.5 67.0 72.0 73.0 74.0
Speed (RPM) 900 897 895 892 890 888 885
Temp. Rise @ FL 0.0 0.0 0.0 0.0 70.0 90.0 0.0
Torque (ft-lbs) 0.00 184.00 367.00 552.00 738.00 830.00 924.00
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