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Baldor-RelianceCR44304TR-4

CR44304TR-4

Crusher Duty AC Motor
Item #101003447
  • Crusher Duty Motor
  • 300 hp
  • 1785 rpm
  • 460 Volts
  • 60 Hz
  • Three Phase
  • 449T Frame
  • Rigid Base
  • TEFC
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Baldor-RelianceCR44304TR-4
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    Shipment Options
  • Crusher Duty Motor
  • 300 hp
  • 1785 rpm
  • 460 Volts
  • 60 Hz

applications

  • Applications requiring motors rated for severe-duty service and high starting torques
  • Rock crushers
  • Pellet mills
  • 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
Hz 60 Hz
Efficiency Group Standard Efficient
Full Load Efficiency 95.8 %
Brake Feature No
Motor Application Crusher Duty
Voltage 460
RPM 1800 rpm, 1785 rpm
Full Load Amps 353
Phase Three Phase
Bearing Type Roller Bearing
Frame Material Cast Iron
Frame Size Shaft Input, Not a C-Face
Frame 449T
Useable at 208V No
BALD Family Names Severe Duty
Voltage Rating 460
Service Factor N/A
Mounting Style F-1
Torque Rating 882 ft lb
Enclosure Designation TEFC - Totally Enclosed Fan Cooled
Full Load rpm 1780 rpm
Motor Shaft Length 8 1/2 in
Epact Nominal Full Load Efficiency 95.8 %
Motor Shaft Size 3 3/8 in
Mounting Rigid Base
Poles 4
Enclosure TEFC
Design C
Washdown Duty No
Weight 2345.0 LB
EAN or UPC 781568221686
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