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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
Rotation R
Full Load Amps 298
Voltage 460
BALD Family Names Severe Duty
Voltage Rating 460
Mounting Rigid Base
Full Load rpm 1185 rpm
Washdown Duty No
RPM 1200 rpm, 1188 rpm
Service Factor 1.15
Useable at 208V No
VoltCode G
Enclosure Designation TEFC - Totally Enclosed Fan Cooled
RefPicture CRUSH
Mounting Style F-1
Frame Size Shaft Input, Not a C-Face
Brake Feature No
Full Load Pf 83
Product Line RG
Drive End Bearing N319
Efficiency Group Standard Efficient
Type 18180M
Motor Application Crusher Duty
Frame 449T, 449TY
Bearing Type Roller Bearing
Motor Shaft Size 3 3/8 in
Epact Nominal Full Load Efficiency 94.1 %
Hz 60 Hz
Torque Rating 1105 ft lb
Mult. Sym. LS
Poles 6
Frame Material Cast Iron
Motor Shaft Length 8 1/2 in
Phase Three Phase
Design C
Enclosure TEFC
Open End Bearing 6314
Full Load Efficiency 94.1 %
Weight 2719.0 LB
EAN or UPC 781568221679
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