Mersen A480R18R-1HE - Back-Up R-Rated Medium Voltage Fuse - Ferrule Mount - Motor Protection - 4800V - 18R - 2 Barrels - with Hookeye

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 come with a 3 (size D) or 4 (size E) inch diameter barrels with ferrules and are mounted in spring reinforced clips

FEATURES/BENEFITS:

• The Amp-Trap and 9F60 R-Rated fuses are UL Recognized.
• Ferrule mounting for standard clips and interchangeability with other brands of fuses.
• 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.
• Amp-Trap, 3" Barrel: 1 lb tripped force - 0.44 inch
• 9F60: 0.125 lb tripped force – 0.20 inch
• Many parts offered in non-indicating versions for use in Class 1, Div 2 environments.
• Hook-eye option featured on some models for non-load break isolation by hookstick.
• A051F part numbers include welded hook-eye feature and are designed for use in Eaton Ampgard MCC, and direct replacement for 5ACLS series Eaton fuses.
• Optional hook-eye is also available on A480 part numbers, factory installed