friction clutches - Arten Freios e Embreagens Industriais

Table of Contents◗CLUTCHESDFE MODELCLUTCH & BRAKE ELEMENTSThis 8 Model Series of airactuatedDual Faced Elements aredesigned for heavy-duty industrialapplications requiring high torqueand low inertia:◗ Static Torque ratings up to151,000 In. Lbs. @ 80 psi (seechart)◗ Maximum Operating Speed up to1600 rpm◗ Thermal Horsepower values upto 10.9 @ 900 rpm◗ Bore range up to 6.500 inches◗ Shaft-End Mount Clutch◗ Thru-Shaft or Shaft-End MountBrake◗ Horizontal Shaft-End mountedClutch Element mounts to acustomer supplied flywheel, gearor pulley◗ Dual Faced Elements have singledisc assemblies◗ Available with either Standard orHigh coefficient friction linings◗ Single Disc Assemblies availablein 4 Disc sizes◗ Rugged design ensures longproduct life◗ Sealed O-ring piston and cylinderdesign reduces maintenancecosts◗ Air Union Bracket Assemblyincludes flexible hose.Manufactured in the U.S.A. under licenseof Coremo Ocemea - ItalyNOTE: Dynamic torque is approximately 85% ofstatic torque.58◗ HOW TO SPECIFY AND ORDER DFE CLUTCH & BRAKE ELEMENTS:1. Determine which bore size you will need;2. If you require a bore size other than the standard Hub bore, you can either orderthis special size from Nexen or machine it yourself;3. Order the matching Air Union Bracket Assembly for Shaft-End mounting applications.PILOT HUB BORE HUB BORE RANGE Speeds UpProduct Disc +.001/-.000 w/o Keyway (In) to RPM Shipping Wt.Model Number Size w/o Keyway MIN. MAX. Disc Housing (Lbs)Standard Coefficient Friction LiningsDFE 1150-S 964000 11.50 1.000 1.000 2.500 2200 1600 143DFE 1650-S 964003 16.50 2.000 2.000 4.000 1500 1200 252DFE 2200-S 964006 22.00 2.500 2.500 6.000 1100 900 439DFE 2500-S 964009 25.00 2.500 3.000 6.000 1000 800 542High Coefficient Friction LiningsDFE 1150-H 964001 11.50 1.000 1.000 2.500 2200 1600 143DFE 1650-H 964004 16.50 2.000 2.000 4.000 1500 1200 252DFE 2200-H 964007 22.00 2.500 2.500 6.000 1100 900 439DFE 2500-H 964010 25.00 2.500 3.000 6.000 1000 800 542Air UnionProduct Bracket Assembly Shipping Wt.Model Number Product Number NPT Size (Lbs)DFE 1150-S 964000 964012 0.250 1DFE 1650-S 964003 964013 0.750 2DFE 2200-S 964006 964014 0.750 3DFE 2500-S 964009 964015 0.750 3DFE 1150-H 964001 964012 0.250 1DFE 1650-H 964004 964013 0.750 2DFE 2200-H 964007 964014 0.750 3DFE 2500-H 964010 964015 0.750 3◗ TORQUE VS. AIR PRESSUREStatic Torque in Inch-PoundsStatic Torque in Inch-Pounds40000350003000025000200001500010000500018000157501350011250Standard Coefficient Linings0 10 20 30 40 50 60 70 80Air Pressure in PSI9000675045002250“Air Champ” ®High Coefficient Linings0 10 20 30 40 50 60 70 80Air Pressure in PSIDFE1650-SDFE1150-SDFE1150-HStatic Torque in Inch-PoundsStatic Torque in Inch-Pounds104000910007800065000520003900026000130001520001330001140009500076000570003800019000Standard Coefficient Linings0 10 20 30 40 50 60 70 80Air Pressure in PSIHigh Coefficient Linings0 10 20 30 40 50 60 70 80Air Pressure in PSIDFE2500-SDFE2200-SDFE2500-HDFE2200-HDFE1650-H