Marathon 1.50 HP Washdown Motor, 3 phase, 3600 RPM, 230/460 V, 143TC Frame, TEFC - N456A

Catalog #:N456A
Part #:143TTWD6002
  • Suitable for use on VFD 10:1 Variable torque, 10:1 (TEFC) or Suitable for use on VFD 10:1 Variable torque, 10:1 (TEFC) or 1000:1 (TENV) Constant Torque
  • MAX GUARD® Class F insulation system
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • Double sealed ball bearings
  • 303 stainless steel shaft with spring loaded contact seals in each end (Drive end only on TENV)
  • 300 Series Stainless steel external construction: frame, endshields, conduit box, mounting base and hardware for superior corrosion resistance
  • Internal corrosion resistant coatings on rotor and heavy polyester varnish on the stator
  • One way condensation drains in each endshield and conduit box for all angle mounting
  • Nitrile Buna - N gaskets and seals on conduit box, through bolts and endshields
  • Rated 60/50 hertz, 190/380 volt at next lower horsepower
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Weight:45.00 LB
List Price: $1,696.00

General Specifications

UPC: 722856030351 Weight: 45.00 LB
Packaged Length: 15.81 IN Packaged Width: 14.31 IN
Packaged Height: 9.38 IN

Nameplate Specifications

Output HP: 1.50 Hp Output KW: 1.1 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 3.8/1.9 A Speed: 3510 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 84 % Power Factor: 88
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: M
Frame: 143TC Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6205 Opp Drive End Bearing Size: 6205
UL: Recognized CSA: Y
CE: Y IP Code: 55

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 2 Rotation: Reversible
Resistance Main: 0 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Rolled Steel
Shaft Type: T Overall Length: 13.62 in
Shaft Diameter: 0.875 in Shaft Extension: 2.12 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 1.90 100.0 2.24 100.0 3,515 1.30 85.9 1.50
Pull-Up 19.60 1,032.0 4.91 219.0 657 10.30 65.9 1.50
Locked-Rotor 21.10 1,111.0 8.83 394.0 0 9.90 58.7 1.50
Break-Down 11.60 611.0 9.81 438.0 2,857 7.80 84.4 1.50

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 % 150 %
Current (Amps) 0.80 0.90 1.20 1.50 1.90 2.13 2.30 2.80
Rated Output (KW) 0.08 0.37 0.67 0.98 1.30 1.50 1.64 1.99
Efficiency (%) 0.0 75.8 84.1 85.8 86.0 85.9 85.6 84.2
Power Factor (%) 12.9 51.5 69.8 81.8 85.9 88.3 89.4 89.4
Speed (RPM) 0 3,579 3,558 3,537 3,515 3,500 3,489 3,464
Temp. Rise @ FL 0.0 0.0 0.0 0.0 47.7 0.0 0.0 0.0
Torque (ft-lbs) 0.00 0.55 1.11 1.67 2.24 2.59 2.83 3.41
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