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250 hp 449T Frame Three Phase AC Motor

ECR92504TR-4

250 hp 449T Frame Three Phase AC Motor
Item #111453549
  • TEFC Enclosure
  • 250 hp
  • 60 Hz Frequency
  • 449T Frame
250 hp 449T Frame Three Phase AC Motor
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    Shipment Options
  • TEFC Enclosure
  • 250 hp
  • 60 Hz Frequency
  • 449T Frame
Motor Application Crusher Duty
Shaft Rotation Reversible
Synchronous 1800 rpm
Hz 60 Hz
NEMA Design A
Base Rigid
Speed 1785 rpm
Torque Rating 736.0 ft lb
Mounting Rigid Base
End Plate Standard
Voltage 460 V
Frame Material Iron
Brake Feature No
Power Factor 88
BALD Family Names Severe Duty
RPM 1,800 rpm
Voltage Rating 460
Enclosure TEFC
Mount Type F1
Shaft Diameter 3.38 in
Rated Efficiency 96.2 %
Frame Size 449T
Poles 4
HP 250
Multispeed Single Speed
Full Load Amps 278
Speed [Max] 3600
Insulation Class F
Frame 449T
Standard CCSAUSEEV, NEMA
Full Load Current 278
Shaft Dia. 3.375 in
Shaft Grounding No
Enclosure Designation TEFC - Totally Enclosed Fan Cooled
Inverter Duty Inverter Ready
Duty Cycle Continuous
Useable at 208V No
Frequency 60 Hz
Overall Length 53.24 in
Design C
Efficiency 96.2%
Service Factor 1.15
Epact Nominal Full Load Efficiency 96.2 %
Ambient Temperature 104 °F
Efficiency Group Standard Efficient
Phase Three Phase
Bearing Type Roller Bearing
Type AC Motor
Weight 2694.0 LB
EAN or UPC 781568785751
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