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Model QFE Clutch & Brake Element

964070

Model QFE Clutch & Brake Element
Item #101994492
  • Air Actuated, Spring Release
  • High Coefficient Facing
  • 727.00 hp Peak Thermal Input
  • Flange Mount Drive Arrangement
  • 80.0 psi Max Pressure
  • 800 rpm Max
  • 302,000 in lb Max Static Torque
  • Open
  • Model QFE-2500 Clutch
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Model QFE Clutch & Brake Element
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    Shipment Options
  • Air Actuated, Spring Release
  • High Coefficient Facing
  • 727.00 hp Peak Thermal Input
  • Flange Mount Drive Arrangement
  • 80.0 psi Max Pressure

applications

  • Heavy-duty industrial applications requiring high torque and low inertia

features

  • The hub for this product is provided loose for machining
  • Air engaged
  • Quad interface
  • Shaft mounted
  • Straight bore
  • Rugged design ensures long product life
  • Bore range up to 6.500"
  • Horizontal shaft-end mounted clutch element mounts to a customer-supplied flywheel, gear, or pulley
  • Maximum operating sped up to 1,600 rpm
  • Quad-faced
  • Sealed O-ring piston and cylinder design reduces maintenance costs
  • Shaft-end mount clutch
  • Sheaves sold separately
  • Single disc assembly
  • Static torque ratings up to 302,000 in lb at 80 psi
  • Thermal horsepower values up to 14.7 at 900 rpm
  • Through-shaft or shaft-end mount brake

caution

  • When the drive is operated on other than horizontal shafts, or when the center distance is greater than eight times the diameter of the smaller pulley on drive ratios less than 3:1, both pulleys should be flanged
  • When a drive has three pulleys, at least two should be flanged
  • If the drive has more than three pulleys, every other pulley should be flanged

options

  • Air union bracket assembly includes flexible hose
  • Double-disc assemblies available in four disc sizes
  • Hig -coefficient friction linings
Maximum Clutch Continuous Thermal Dissipation 14.7 hp
Maximum Static Clutch Torque 302000 in lb
Clutch Facing Effective Area 808 in2
Overall Length 16.46 in
Clutch Facing Type High Coefficient
Accessory Miscellaneous 964015
Control Accessories 170012, 170013, 170014, 170017, 170020, 170021, 170023, 170024, 939101, 939201, 939400, 940001, 940425, 945125
Approximate Clutch Facing Life 18400 hp-hr
Clutch Peak Thermal Input Rate 727 hp
Maximum Pressure 80 psi
Clutch Facing Edge Color Code Purple
Product Category Dual And Quad Plate Clutches
Main Category Friction Clutches
Outside Dia. 30 in
Recommended Control Kits 940019, 940020
Actuation/Return Air/Spring
Drive Arrangement Flange Mount
Bore Range [Max] 6.5 in
Finish Black Oxide
Family Name QFE Clutches
Kits 964038, 964097
Minimum Engagement Pressure 10 psi
Bore Style Unfinished Pilot Bore
Photo DFB
Drive Inertia 419.4 lb ft2
Manufacturer Family Model QFE 2500-H Quad Faced Clutch
Port or Hose Size 0.750 NPT
Bore Range [Min] 3.5 in
Clutch Air Chamber Volume When New 39.27 in3
Open Or Enclosed Design Open
Clutch Heat Sink Capacity 2920000 lbf ft
Clutch Air Chamber Volume When Worn Out 206.7 in3
Model QFE-2500
Weight 930.0 LB
EAN or UPC 662284169677
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