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254THFNA8038 – Marathon 15 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 254TC Frame, TEFC – Y597

254THFNA8038 – Marathon 15 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 254TC Frame, TEFC – Y597

254THFNA8038 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: $6,162.00.Current price is: $3,580.37.

Description

254THFNA8038 – Marathon 15 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 254TC Frame, TEFC – Y597

254THFNA8038 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: 722856025388 Weight: 350 LB
Packaged Length: 31.25 IN Packaged Width: 22.25 IN
Packaged Height: 18 IN

Nameplate Specifications

Output HP: 15 Hp Output KW: 11.2 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 37.0/18.5 A Speed: 1765 rpm
Service Factor: 1 Phase: 3
Efficiency: 90.2 % Power Factor: 83.5
Duty: Continuous Insulation Class: H
Design Code: INV KVA Code: F
Frame: 254TC Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: Thermostats (N/C) Ambient Temperature: 40 °C
Drive End Bearing Size: 6309 Opp Drive End Bearing Size: 6210
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: .69 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: 26.34 in
Frame Length: 10.50 in Shaft Diameter: 1.625 in
Shaft Extension: 3.75 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)
Pull-Up 90.00 486.0 70.00 157.0 900 15.00
Full Load 18.50 100.0 44.60 100.0 1,765 15.00
Break-Down 62.00 335.0 108.00 242.0 1,642 68.0 15.00
2/3 80.00 432.0 85.00 191.0 1,200 15.00
1/3 95.00 514.0 65.00 146.0 600 15.00
Locked-Rotor 100.00 541.0 80.00 179.0 0 41.0 15.00
No Load 7.00 38.0 0.00 0.0 1,800 15.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 125 % 150 % 200 %
Current (Amps) 7.00 8.00 11.00 14.50 18.50 23.00 28.50 0.00
Rated Output (KW) 0.60 3.50 6.50 9.50 12.50 15.50 19.00 0.00
Efficiency (%) 0.0 84.0 89.5 90.2 90.2 89.5 87.5 0.0
Power Factor (%) 10.0 52.0 72.0 80.0 83.5 85.0 84.0 0.0
Speed (RPM) 1,800 1,792 1,784 1,775 1,765 1,755 1,740 0
Temp. Rise @ FL 0.0 0.0 0.0 0.0 55.0 0.0 0.0 0.0
Torque (ft-lbs) 0.00 11.00 22.00 33.50 44.60 56.50 67.50 0.00

Marathon Motors
Regal Beloit

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