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449TSTGS16506 – Marathon 250 HP Explosion Proof Motor, 3 phase, 3600 RPM, 460 V, 449TS Frame, EPFC – E595A

449TSTGS16506 – Marathon 250 HP Explosion Proof Motor, 3 phase, 3600 RPM, 460 V, 449TS Frame, EPFC – E595A

449TSTGS16506 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.

  • Explosion Proof Division 1 Class I, Groups C & D, Class II, Groups F & G
  • Meets NEMA Premium® efficiency
  • 10:1 Variable torque, 2:1 Constant torque
  • MAX GUARD® Class F insulation system, Internal and external epoxy paint
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • 1.15 Service Factor on sinewave or 1.0 Service Factor on IGBT power
  • Precision balanced to .08”/sec, Extended grease tubes
  • Normally closed thermostats (must be connected to control circuit)
  • Meets temperature code T3B, Shaft slinger
  • Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower

Marathon Motors
Regal Beloit

Original price was: $72,355.00.Current price is: $51,574.64.

Description

449TSTGS16506 – Marathon 250 HP Explosion Proof Motor, 3 phase, 3600 RPM, 460 V, 449TS Frame, EPFC – E595A

449TSTGS16506 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: 722856051127 Weight: 0 LB
Packaged Length: 56 IN Packaged Width: 46 IN
Packaged Height: 30.5 IN

Nameplate Specifications

Output HP: 250 Hp Output KW: 187.0 kW
Frequency: 60 Hz Voltage: 460 V
Current: 270.0 A Speed: 3575 rpm
Service Factor: 1 Phase: 3
Efficiency: 95.8 % Power Factor: 89
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 447/449TS Enclosure: Explosion Proof Fan cooled
Thermal Protection: Thermostats (N/C) Ambient Temperature: 40 °C
Drive End Bearing Size: 6313 Opp Drive End Bearing Size: 6313
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: .0086 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: 28.25 in
Frame Length: 28.77 in Shaft Diameter: 2.375 in
Shaft Extension: 5.00 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)
Break-Down 1,200.00 444.0 1,050.00 286.0 3,420 66.0 250.00
1/3 1,800.00 665.0 575.00 157.0 1,200 250.00
Pull-Up 1,775.00 657.0 575.00 157.0 1,800 250.00
2/3 1,700.00 630.0 750.00 204.0 2,400 250.00
No Load 70.00 26.0 0.00 0.0 3,600 6.0 250.00
Locked-Rotor 1,825.00 675.0 650.00 177.0 0 25.0 250.00
Full Load 270.00 100.0 367.00 100.0 3,575 89.0 250.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 70.00 96.00 148.00 208.00 270.00 310.00 335.00
Rated Output (KW) 7.50 51.00 98.50 147.00 195.00 224.00 244.00
Efficiency (%) 0.0 91.0 94.5 95.4 95.8 95.8 95.4
Power Factor (%) 6.0 66.0 83.0 88.0 89.0 90.0 90.0
Speed (RPM) 3,600 3,595 3,588 3,582 3,575 3,572 3,570
Temp. Rise @ FL 0.0 0.0 0.0 0.0 65.0 85.0 0.0
Torque (ft-lbs) 0.00 91.50 183.00 275.00 367.00 423.00 460.00

Marathon Motors
Regal Beloit

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