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284THFNA9076 – Marathon 15 HP Severe Duty Motor, 3 phase, 1200 RPM, 460 V, 284T Frame, TEFC – W548

284THFNA9076 – Marathon 15 HP Severe Duty Motor, 3 phase, 1200 RPM, 460 V, 284T Frame, TEFC – W548

284THFNA9076 Marathon IEEE 841 Motors

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

  • Meets or exceeds NEMA Premium® efficiencies
  • Meets IEEE-841 standard for severe duty motor applications
  • MAX GUARD® Class F insulation system
  • Capable of Constant Torque speed range (as noted in catalog)
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • Meets IEEE45 USCG marine duty, API RP14F for offshore platforms, IP56
  • Meets General Motors® GM® 7E-TA automotive duty specification
  • Inpro/Seal® VBX® bearing isolators on drive end shaft extension TENV and on both ends of TEFC
  • Provisions to add stub shaft for an encoder (182T-449T, TEFC only)

Marathon Motors
Regal Beloit

Original price was: $6,334.00.Current price is: $4,514.88.

Description

284THFNA9076 – Marathon 15 HP Severe Duty Motor, 3 phase, 1200 RPM, 460 V, 284T Frame, TEFC – W548

284THFNA9076 Marathon IEEE 841 Motors

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

General Specifications

UPC: 722856021236 Weight: 420 LB
Packaged Length: 39 IN Packaged Width: 32.25 IN
Packaged Height: 19.61 IN

Nameplate Specifications

Output HP: 15 Hp Output KW: 11.2 kW
Frequency: 60 Hz Voltage: 460 V
Current: 20.4 A Speed: 1178 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 91.7 % Power Factor: 75
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 284T Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6311 Opp Drive End Bearing Size: 6210
UL: Recognized CSA: Y
CE: Y IP Code: 56

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Line Or Inverter
Poles: 6 Rotation: Reversible
Resistance Main: .5026 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: 26.21 in
Frame Length: 12.75 in Shaft Diameter: 1.875 in
Shaft Extension: 4.62 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 110.00 539.0 115.00 172.0 700 15.00
Locked-Rotor 116.00 569.0 120.00 179.0 0 35.5 15.00
2/3 100.00 490.0 135.00 202.0 900 15.00
No Load 10.00 49.0 0.00 0.0 1,200 15.00
1/3 115.00 564.0 110.00 164.0 250 15.00
Full Load 20.40 100.0 66.90 100.0 1,178 15.00
Break-Down 75.00 368.0 205.00 306.0 1,085 65.5 15.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 10.00 11.00 13.50 16.50 20.40 23.50 24.50
Rated Output (KW) 0.50 3.00 6.00 9.00 12.00 14.00 15.50
Efficiency (%) 0.0 87.5 91.0 91.7 91.7 91.0 91.0
Power Factor (%) 5.1 37.0 57.5 69.0 75.0 77.0 78.0
Speed (RPM) 1,200 1,194 1,190 1,184 1,178 1,174 1,172
Temp. Rise @ FL 0.0 35.0 30.0 0.0 55.0 75.0 90.0
Torque (ft-lbs) 0.00 16.50 33.00 50.00 66.90 77.00 84.00

Marathon Motors
Regal Beloit