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145TTWR4026 – Marathon 2 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 208-230/460 V, 145TC Frame, TEFC – N612

145TTWR4026 – Marathon 2 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 208-230/460 V, 145TC Frame, TEFC – N612

145TTWR4026 Marathon Other Purpose Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

  • 10:1 Variable torque, Constant torque speed range as listed below
  • 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 endshield (Drive end only on TENV motors)
  • Stainless steel conduit box cover, nameplate, fan guard (TEFC only) and hardware
  • Cast oversized conduit box with high temperature nitrile gaskets and threaded entrance
  • Plugged drain holes in each endshield for all angle mounting
  • Internal corrosion resistant coatings on frame, base, endshields, rotor and stator
  • USDA-approved, white epoxy RUST-OLEUM® paint,UL Recognized, CSA Certified and CE Mark

Marathon Motors
Regal Beloit

Description

145TTWR4026 – Marathon 2 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 208-230/460 V, 145TC Frame, TEFC – N612

145TTWR4026 Marathon Other Purpose Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

General Specifications

Weight: 50 LB Packaged Length: 19.69 IN
Packaged Width: 11.25 IN Packaged Height: 10.63 IN

Nameplate Specifications

Output HP: 2 Hp Output KW: 1.5 kW
Frequency: 60/50 Hz Voltage: 208-230/460 V
Current: 6.0-5.6/2.8 A Speed: 1740 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 84 % Power Factor: 75
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: L
Frame: 145TC Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6205 Opp Drive End Bearing Size: 6203
UL: Recognized CSA: Y
CE: Y IP Code: 55

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 4 Rotation: Reversible
Resistance Main: 7.44 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: 13.75 in
Frame Length: 7.50 in Shaft Diameter: 0.875 in
Shaft Extension: 2.12 in Assembly/Box Mounting: F1 Only

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
Full Load 2.80 0.0 6.00 100.0 1,735 0.00 0.0 2.00
Pull-Up 0.00 0.0 19.80 330.0 0 0.00 0.0 2.00
Break-Down 0.00 0.0 24.00 400.0 0 0.00 0.0 2.00
Locked-Rotor 23.00 0.0 20.50 342.0 0 0.00 0.0 2.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 125 % 150 %
Current (Amps) 1.40 1.52 1.84 2.25 2.73 3.25 3.82
Rated Output (KW) 0.11 0.46 0.87 1.29 1.74 2.15 2.59
Efficiency (%) 0.0 81.8 86.5 87.2 85.3 85.2 84.0
Power Factor (%) 9.9 38.1 59.5 71.8 80.0 83.0 85.2
Speed (RPM) 1,799 1,786 1,770 1,752 1,735 1,714 1,704
Temp. Rise @ FL 0.0 0.0 0.0 0.0 58.0 0.0 0.0
Torque (ft-lbs) 0.00 1.49 3.00 4.51 6.02 7.52 9.00

Marathon Motors
Regal Beloit

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