Ferraz Shawmut - Mersen A051B1DAR0-9R R-Rated MV Fus

Mersen R-Rated fuses are current-limiting, high interrupting rating fuses intended for the short circuit protection of medium voltage motors and motor controllers. R-Rated fuses are back-up fuses that have a minimum interrupting rating, and must be coordinated with overload relays in combination motor starters. The motor starter manufacturer generally specifies the R-Rated fuse size. These fuses are single, double, triple or quadruple barrels 3 inches diameter with end mounts designed for bolting directly to equipment bus or terminal pads. Features: The Amp-Trap Bolt-in series are UL Recognized; Bolt-in mounting for direct connection to bus or terminals; Current-limiting for superior equipment protection; Metal embossed catalog number and manufacturing date for lasting identification; Blown-fuse indicator to give positive identification of open fuse - Certifications: UL Recognized File E93367