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143TTWR16026 – Marathon 1 HP Washdown Motor, 3 phase, 1800 RPM, 230/460 V, 143TC Frame, TEFC – N647A

143TTWR16026 – Marathon 1 HP Washdown Motor, 3 phase, 1800 RPM, 230/460 V, 143TC Frame, TEFC – N647A

143TTWR16026 Marathon White Epoxy General Purpose Motors

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

  • Motors are suitable for 10:1 VT and 10:1 CT
  • 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
  • Stainless steel conduit box cover, nameplate, fan guard (TEFC) 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

Marathon Motors
Regal Beloit

Description

143TTWR16026 – Marathon 1 HP Washdown Motor, 3 phase, 1800 RPM, 230/460 V, 143TC Frame, TEFC – N647A

143TTWR16026 Marathon White Epoxy General Purpose Motors

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

General Specifications

UPC: 722856054050 Weight: 38 LB
Packaged Length: 45 IN Packaged Width: 42 IN
Packaged Height: 12.4 IN

Nameplate Specifications

Output HP: 1 Hp Output KW: 0.75 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 3.2/1.6 A Speed: 1760 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 85.5 % Power Factor: 68.5
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: N
Frame: 143TC 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: 12.96 Ohms Mounting: Round
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Rolled Steel
Shaft Type: T Overall Length: 12.72 in
Frame Length: 7.00 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)
Pull-Up 13.02 0.0 11.90 0.0 110 7.20 0.0 1.00
Locked-Rotor 14.00 0.0 12.00 0.0 0 7.30 0.0 1.00
Break-Down 9.86 0.0 15.80 0.0 1,170 6.16 0.0 1.00
Full Load 1.70 0.0 3.00 0.0 1,761 0.91 69.9 1.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 % 150 %
Current (Amps) 1.00 1.02 1.16 1.35 1.55 1.70 1.77 2.03
Rated Output (KW) 0.06 0.26 0.48 0.66 0.88 1.00 1.10 1.32
Efficiency (%) 0.0 72.5 79.6 85.4 85.5 85.0 84.7 84.2
Power Factor (%) 8.0 32.4 51.5 61.5 70.9 75.0 77.9 81.4
Speed (RPM) 1,798 1,789 1,779 1,769 1,757 1,750 1,745 1,733
Temp. Rise @ FL 0.0 0.0 0.0 0.0 38.0 0.0 60.0 0.0
Torque (ft-lbs) 0.00 0.75 1.50 2.25 3.00 3.45 3.75 4.50

Marathon Motors
Regal Beloit