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326THFS8028 – Marathon 50 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 326T Frame, TEFC – Y572

326THFS8028 – Marathon 50 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 326T Frame, TEFC – Y572

326THFS8028 Marathon 2000:1 With Encoder Provision Motors

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

  • MAX GUARD® Class H insulation system
  • Constant torque operation from 0 to base speed on vector drive, including TEFC (On Volts/Hertz drives, TEFC motors are limited to 20:1 constant torque
  • Constant HP operation to twice base speed (143-256 frame);1.5 times base (all others)
  • Optimized for operation with IGBT inverter (NEMA Design A)
  • Normally closed thermostats (one per phase, class F)
  • Blue Chip quality, cast iron frame and brackets
  • Patented “fracket” design (TEBC enclosure)

Marathon Motors
Regal Beloit

Original price was: $15,589.00.Current price is: $9,057.83.

Description

326THFS8028 – Marathon 50 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 326T Frame, TEFC – Y572

326THFS8028 Marathon 2000:1 With Encoder Provision Motors

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

General Specifications

UPC: 722856025258 Weight: 765 LB
Packaged Length: 37.88 IN Packaged Width: 31.88 IN
Packaged Height: 24.66 IN

Nameplate Specifications

Output HP: 50 Hp Output KW: 37.0 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 123.0/61.5 A Speed: 1780 rpm
Service Factor: 1 Phase: 3
Efficiency: 93 % Power Factor: 81.5
Duty: Continuous Insulation Class: H
Design Code: INV KVA Code: G
Frame: 326T Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: Thermostats (N/C) Ambient Temperature: 40 °C
Drive End Bearing Size: 6312 Opp Drive End Bearing Size: 6311
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: Squirrel Cage Inverter Duty Starting Method: Inverter Only
Poles: 4 Rotation: Reversible
Resistance Main: .095 Ohms Mounting: Rigid base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: T Overall Length: 33.94 in
Frame Length: 14.50 in Shaft Diameter: 2.125 in
Shaft Extension: 5.5 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 61.50 100.0 148.00 100.0 1,780 40.00 50.00
2/3 275.00 448.0 275.00 185.0 1,200 50.00
No Load 26.00 42.5 0.00 0.0 1,800 2.00 50.00
1/3 350.00 570.0 250.00 168.0 600 50.00
Locked-Rotor 375.00 610.0 300.00 202.0 0 103.00 32.0 50.00
Pull-Up 325.00 528.0 250.00 168.0 900 50.00
Break-Down 220.00 358.0 375.00 252.0 1,675 115.00 64.0 50.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 125 % 150 % 200 %
Current (Amps) 26.00 29.50 38.00 49.00 61.50 75.50 0.00 0.00
Rated Output (KW) 2.00 10.80 20.50 30.00 40.00 50.00 0.00 0.00
Efficiency (%) 0.0 86.5 91.7 93.0 93.0 92.4 0.0 0.0
Power Factor (%) 6.0 46.0 66.5 76.5 81.5 83.0 0.0 0.0
Speed (RPM) 1,800 1,795 1,790 1,785 1,780 1,774 0 0
Temp. Rise @ FL 0.0 0.0 0.0 0.0 65.0 105.0 0.0 0.0
Torque (ft-lbs) 0.00 36.50 73.50 111.00 148.00 185.00 0.00 0.00

Marathon Motors
Regal Beloit

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