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Crusher Duty AC Motor

CR4408TR-4

Crusher Duty AC Motor
Item #101003440
  • Crusher Duty Motor
  • 250 hp
  • 1785 rpm
  • 460 Volts
  • 60 Hz
  • Three Phase
  • 447T Frame
  • Rigid Base
  • TEFC
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Crusher Duty AC Motor
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    Shipment Options
  • Crusher Duty Motor
  • 250 hp
  • 1785 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
Open End Bearing 6314
Service Factor 1.15
Full Load Amps 282
Torque Rating 736 ft lb
Washdown Duty No
VoltCode G
Brake Feature No
Full Load Pf 88
Phase Three Phase
Enclosure Designation TEFC - Totally Enclosed Fan Cooled
Poles 4
Mult. Sym. LS
Design C
Hz 60 Hz
Motor Shaft Length 8 1/2 in
Rotation R
Type 18112M
Voltage Rating 460
RefPicture CRUSH
Product Line RG
Full Load rpm 1780 rpm
Voltage 460
Frame 447T, 449TY
Efficiency Group Standard Efficient
Mounting Style F-1
Useable at 208V No
Motor Shaft Size 3 3/8 in
Enclosure TEFC
Frame Size Shaft Input, Not a C-Face
Frame Material Cast Iron
Full Load Efficiency 94.5 %
Motor Application Crusher Duty
Mounting Rigid Base
Bearing Type Roller Bearing
BALD Family Names Severe Duty
RPM 1800 rpm, 1785 rpm
Epact Nominal Full Load Efficiency 94.5 %
Drive End Bearing N319
Weight 2526.0 LB
EAN or UPC 781568221655
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