My Account                   Order Status
Search

284TSTGN6503 – Marathon 25 HP Explosion Proof Motor, 3 phase, 3600 RPM, 230/460 V, 284TS Frame, EPFC – E546

284TSTGN6503 – Marathon 25 HP Explosion Proof Motor, 3 phase, 3600 RPM, 230/460 V, 284TS Frame, EPFC – E546

284TSTGN6503 Marathon Explosion Proof NEMA Motors

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

  • Meets NEMA Premium® efficiency
  • MAX GUARD® Class F insulation system
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • Internal and external epoxy paint
  • 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

Marathon Motors
Regal Beloit

Original price was: $6,721.00.Current price is: $4,790.73.

Description

284TSTGN6503 – Marathon 25 HP Explosion Proof Motor, 3 phase, 3600 RPM, 230/460 V, 284TS Frame, EPFC – E546

284TSTGN6503 Marathon Explosion Proof NEMA Motors

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

General Specifications

UPC: 722856023490 Weight: 412 LB
Packaged Length: 37.88 IN Packaged Width: 31.88 IN
Packaged Height: 20.01 IN

Nameplate Specifications

Output HP: 25 Hp Output KW: 18.7 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 57.5/28.8 A Speed: 3558 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 93 % Power Factor: 87.5
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 284TS Enclosure: Explosion Proof Fan cooled
Thermal Protection: Thermostats (N/C) Ambient Temperature: 40 °C
Drive End Bearing Size: 6311 Opp Drive End Bearing Size: 6210
UL: UL Listed And CSA Certified CSA: Y
CE: N IP Code: 54
Hazardous Location: EXP PROOF CL I GR C&D CL II GR F&G T3B

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Line Or Inverter
Poles: 2 Rotation: Reversible
Resistance Main: .0833 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: TS Overall Length: 24.97 in
Frame Length: 12.75 in Shaft Diameter: 1.625 in
Shaft Extension: 3.44 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)
1/3 177.00 614.0 42.50 115.0 1,200 25.00
2/3 158.00 550.0 45.00 122.0 2,400 25.00
Break-Down 118.00 410.0 103.00 278.0 3,350 71.0 25.00
Full Load 28.80 100.0 37.00 100.0 3,558 87.5 25.00
No Load 10.00 35.0 0.00 0.0 3,600 6.0 25.00
Pull-Up 167.00 581.0 42.50 115.0 1,800 25.00
Locked-Rotor 182.00 640.0 50.00 135.0 0 31.0 25.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 10.00 12.00 16.70 22.40 28.80 33.00 35.50
Rated Output (KW) 0.80 5.30 10.20 15.10 20.20 23.30 25.40
Efficiency (%) 0.0 87.5 92.4 93.0 93.0 92.4 92.4
Power Factor (%) 6.0 55.0 76.0 84.0 87.5 88.5 89.0
Speed (RPM) 3,600 3,590 3,580 3,570 3,558 3,550 3,545
Temp. Rise @ FL 0.0 0.0 0.0 0.0 65.0 85.0 0.0
Torque (ft-lbs) 0.00 9.00 18.50 27.50 37.00 42.00 46.50

Marathon Motors
Regal Beloit