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326TTGP4026 – Marathon 50 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 230/460 V, 326T Frame, EPFC – U013

326TTGP4026 – Marathon 50 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 230/460 V, 326T Frame, EPFC – U013

326TTGP4026 Marathon Other Purpose Motors

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

  • Meets NEMA Premium® efficiencies, Bearing Current Protection (BCP), as noted
  • 10:1 Variable torque, see Inverter Duty column for constant torque
  • MAX GUARD® Class F insulation
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • Internal and external surfaces treated with epoxy paint
  • 1.15 Service Factor on sinewave or 1.0 Service Factor on IBGT power
  • Precision balanced to .08”/sec, Extended grease tubes
  • Normally closed thermostats (must be connected to control circuit)
  • Meets temperature code T3B, Shaft slinger, Nameplated 60/50 Hz, 190/380 Volts, at next lower HP, as noted
  • Ball Bearings (except as noted)

Marathon Motors
Regal Beloit

Description

326TTGP4026 – Marathon 50 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 230/460 V, 326T Frame, EPFC – U013

326TTGP4026 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

Packaged Length: 37.88 IN Packaged Width: 31.88 IN
Packaged Height: 21.01 IN

Nameplate Specifications

Output HP: 50 Hp Output KW: 37 kW
Frequency: 60/50 Hz Voltage: 230/460 V
Current: 122/61 A Speed: 1765 rpm
Service Factor: 1 Phase: 3
Efficiency: 93 % Power Factor: 82
Duty: CONTINUOUS Insulation Class: F
Design Code: B KVA Code: G
Frame: 326T Enclosure: EPFC
Thermal Protection: NOT Ambient Temperature: 40 °C
Drive End Bearing Size: 6312 Opp Drive End Bearing Size: 6311
UL: No CSA: N
CE: N IP Code: 54

Technical Specifications

Electrical Type: SQ CAGE INV RATED Starting Method: LINE OR INVERTER
Poles: 4 Rotation: REV
Resistance Main: 0.122 Ohms Mounting: RIGID
Motor Orientation: HORIZONTAL Drive End Bearing: BALL
Opp Drive End Bearing: BALL Frame Material: CAST IRON
Shaft Type: T Overall Length: 30.47 in
Frame Length: 16.25 in Shaft Diameter: 2.13 in
Shaft Extension: 5.44 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 325.00 533.0 210.00 141.0 900 50.00
Break-Down 210.00 344.0 375.00 252.0 1,600 65.0 50.00
Locked-Rotor 355.00 582.0 290.00 195.0 0 38.0 50.00
No Load 24.50 40.0 0.00 0.0 1,800 50.00
Full Load 61.00 100.0 149.00 100.0 1,765 50.00
2/3 275.00 451.0 225.00 151.0 1,200 50.00
1/3 340.00 557.0 210.00 141.0 600 50.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 24.50 28.00 37.00 48.00 61.00 69.50 75.00
Rated Output (KW) 1.50 10.50 20.00 30.00 40.00 46.50 50.50
Efficiency (%) 0.0 90.2 93.0 93.6 93.0 93.0 92.4
Power Factor (%) 4.5 46.0 68.0 78.0 82.0 83.0 84.0
Speed (RPM) 1,800 1,792 1,785 1,775 1,765 1,760 1,755
Temp. Rise @ FL 0.0 0.0 0.0 0.0 75.0 105.0 0.0
Torque (ft-lbs) 0.00 36.80 73.50 111.00 149.00 172.00 187.00

Marathon Motors
Regal Beloit

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