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Crusher Duty AC Motor

CR44256TR-4

Crusher Duty AC Motor
Item #101003446
  • Crusher Duty Motor
  • 250 hp
  • 1188 rpm
  • 460 Volts
  • 60 Hz
  • Three Phase
  • 449T Frame
  • Rigid Base
  • TEFC
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Crusher Duty AC Motor
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    Shipment Options
  • Crusher Duty Motor
  • 250 hp
  • 1188 rpm
  • 460 Volts
  • 60 Hz

applications

  • Rock crushers
  • Pellet mills
  • Applications requiring motors rated for severe-duty service and high starting torques
  • crusher

features

  • High torque designs with higher than NEMA Design C locked rotor, pull up, and breakdown torques
  • Corrosion-resistant epoxy finish
  • Relubricatable bearings
  • Oversize, rotatable cast iron conduit box
  • Forsheda® shaft seal
  • Moisture-resistant copper windings
  • Class F insulation
  • Stainless steel nameplate
  • Corrosion-resistant hardware
  • Pulley end roller bearings and high strength steel shaft for belted loads only
  • not suitable for direct coupled loads
  • Tropicalized

caution

  • Service center personnel can advise what listings and approvals motors carry, but cannot evaluate nor recommend what motors may be suitable for use in hazardous environments
Torque Rating 1105 ft lb
Full Load Pf 83
Motor Shaft Size 3 3/8 in
Frame Size Shaft Input, Not a C-Face
RefPicture CRUSH
Enclosure Designation TEFC - Totally Enclosed Fan Cooled
Rotation R
Brake Feature No
Type 18180M
Bearing Type Roller Bearing
Service Factor 1.15
Mult. Sym. LS
Hz 60 Hz
Mounting Rigid Base
Design C
BALD Family Names Severe Duty
VoltCode G
Full Load Amps 298
Full Load rpm 1185 rpm
Mounting Style F-1
Voltage Rating 460
Product Line RG
Poles 6
Epact Nominal Full Load Efficiency 94.1 %
Frame Material Cast Iron
Phase Three Phase
Drive End Bearing N319
Washdown Duty No
Open End Bearing 6314
Frame 449T, 449TY
Motor Shaft Length 8 1/2 in
Useable at 208V No
Enclosure TEFC
Efficiency Group Standard Efficient
Motor Application Crusher Duty
RPM 1200 rpm, 1188 rpm
Full Load Efficiency 94.1 %
Voltage 460
Weight 2719.0 LB
EAN or UPC 781568221679
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