WPT Power Corporation - Pin Drive Spring Set Brakes

Unit of Measure

Items	238 9 Inch (in) Dimension - A Pin Drive Spring Set Brake	338 12 Inch (in) Dimension - A Pin Drive Spring Set Brake	438 18 Inch (in) Dimension - A Pin Drive Spring Set Brake
Description	N/A The Pin Drive is a low inertia spring-set design that is well-suited for high-energy applications. The radial stud arrangement has multiple plate configurations while allowing for quick and smooth operation. The fail-safe actuator design provides high torque stopping and parking options.
Brands	N/A WPT®
Dimension - A	N/A 9 in228.6 mm	N/A 12 in304.8 mm	N/A 18 in457.2 mm
Dimension - B	N/A 17-1/4 in438.0 mm	N/A 20-5/8 in523.9 mm	N/A 25 in635.1 mm
Static Torque Rating at 100 Pounds Per Square Inch (psi) Pressure¹	N/A 1418600 lbf·in160300 N·m	N/A 2078500 lbf·in234900 N·m	N/A 2669900 lbf·in301700 N·m
Dynamic Torque Rating at 100 Pounds Per Square Inch (psi) Pressure	N/A 1063900 lbf·in120200 N·m	N/A 1558900 lbf·in176100 N·m	N/A 2002400 lbf·in226300 N·m
Maximum Speed	N/A 950 rpm
Hub and Center Plate (CP) Weight	N/A 960 lb435 kg	N/A 1440 lb653 kg	N/A 1920 lb871 kg
Hub and Center Plate (CP) Inertia	N/A 1090 lbf.ft²45.8 kg·m²	N/A 1630 lbf.ft²68.8 kg·m²	N/A 2170 lbf.ft²91.5 kg·m²
Maximum Bore Range	N/A 10.13 in257 mm
Weight	N/A 3000 lb1360 kg	N/A 4150 lb1900 kg	N/A 5250 lb2380 kg
Features	N/A Available in hydraulic or pneumatic release Parking or emergency brake design Available with a Full Marine Corrosion Protection package Multiple friction lining options Type approval certifications available in DNV, ABS, and ATEX
¹ May be reduced by up to 15% when worm. Torque based on EXHI-CO product offering.