Bussmann 55GFMSJD300E - Medium Voltage Fuse 300A (5500V Class E)

Bussmann 55GFMSJD300E is a medium voltage current-limiting fuse designed for high-capacity circuit protection in industrial power systems. It features a 5500V AC voltage rating and a 300A current rating, providing robust overcurrent and short-circuit protection. The fuse is constructed with a 3-inch diameter body and features a 17.4-inch clip center spacing for secure mounting in compatible fuse holders. It meets Class E rating requirements and is engineered to comply with industry standards for medium voltage applications. Typical applications include motor circuit protection, transformer protection, and feeder circuit protection in industrial facilities and utility substations.

Key Features & Specifications

• Type: GFMSJD Series current-limiting fuse, medium voltage
• Voltage Rating: 5500V AC
• Current Rating: 300A
• Dimensions: 3-inch diameter, 17.4-inch clip center
• Standards: Class E rated
• Applications: Industrial power systems, motor protection, transformer circuits
• Weight: 10 lb
• Family: GFMSJD Series
• Item Subcategory: Medium Voltage
• Class Rating: E