General Electric 55A213937P550B - Medium Voltage Fuse 550A 5500V (Class R Limitamp)

General Electric 55A213937P550B is a medium voltage current-limiting fuse designed for high-capacity circuit protection in industrial power distribution systems. This Limitamp family fuse features a 550A current rating and 5500V voltage rating, providing reliable overcurrent protection for heavy electrical loads. The fuse employs a robust 4-barrel construction with 2-inch diameter and bolt-in connection type, weighing 44 lb for secure installation in switchgear and motor control centers. It meets industry standards for Class R fuses, ensuring proper interrupting ratings and compatibility with modern protection schemes. Typical applications include main feeder protection, transformer primary protection, and large motor branch circuits in industrial facilities and utility substations.

Key Features & Specifications

• Type: Current-limiting medium voltage fuse, 4-barrel construction
• Voltage Rating: 5500V AC
• Current Rating: 550A
• Dimensions: 2-inch diameter
• Standards: Class R rated
• Applications: Industrial power distribution, transformer protection, motor circuits
• Connection: Bolt-In
• Barrels: 4
• Class Rating: R
• Weight: 44 lb
• Item Subcategory: Medium Voltage
• Family: Limitamp
• Type: 55A