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Pneumatic Spring Applied Wind Turbine Brakes


PFS520 Series

PFS520 Series

PFS520 Series Pneumatic Spring Applied Brake

Salient Characteristics

  • 90 PSI Retractable Release Pressure | Aluminum Construction | Dual Belleville Disc Spring Stacks | Quick Change Pad Feature | Fits on Brake Discs Diameters from 20 inches to Unlimited Diameter | .45 Coefficient of Friction Pad #9511023 | Non-Asbestos Friction Material | Spring Stacks in Parallel | Buna-N Seals | 6,419 lb. Maximum Tangential Force | 110,325 in. lbs. F using 40 inch Disc Diameter | 14,264 lb. Clamping Force

Specifications

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Products Available - PFS520 Series

  Product # Name Description Additional Info Disc Thick.(in.) Tangential Force
NEW! 4252-0093W PFS520SE Single Acting, Floating Mount. Use Fixed Disc Dual Pistons. Spring Applied 75 PSI Rel. 1/2 6419 lbf, 28565 N
NEW! 4252-0094W PFS520SJ Single Acting, Floating Mount. Use Fixed Disc Dual Pistons. Spring Applied 75 PSI Rel. 5/8 6419 lbf, 28565 N
NEW! 4252-0095W PFS520ST Single Acting, Floating Mount. Use Fixed Disc Dual Pistons. Spring Applied 75 PSI Rel. 3/4 6419 lbf, 28565 N
NEW! 4252-0096W PFS520SO Single Acting, Floating Mount. Use Fixed Disc Dual Pistons. Spring Applied 75 PSI Rel. 1.0 6419 lbf, 28565 N
NEW! 4252-0097W PFS520SQ Single Acting, Floating Mount. Use Fixed Disc Dual Pistons. Spring Applied 75 PSI Rel. 1-1/8 6419 lbf, 28565 N
 
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