Application Profile SH18 Brakes Offshore Drilling Rig BOP Winch Product Application P-8685-SG 2/19 Highlights • Model SH18 spring actuated, hydraulically- released disc brakes • Emergency braking functionality • 180 kN of dynamic braking force • Type approval certificate: DNV, ABS and Lloyd’s Register • ATEX certified A leading crane OEM required caliper brakes for blowout preventer (BOP) winches utilized on offshore drilling rigs. The overhead cranes raise, lower and store the large, heavy BOP stacks comprised of a series of high-pressure valves. The crane’s winch travels along the top of two parallel beams. The brakes provide emergency stopping and holding of the load in the case of a power failure. Multiple caliper brakes act on a disc flange-mounte

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