Bussmann FRN-R-350 - Fusetron Time-Delay Fuse 350A (20kA@250Vdc RK5 Class)

Bussmann FRN-R-350 is a Fusetron time-delay fuse designed for circuit protection in industrial electrical systems. It features a 250V AC/DC voltage rating and 350A current capacity with a 20kA interrupting rating at 250V DC for reliable overload protection. The fuse measures 8-5/8 inches in length with a 2.38-inch diameter barrel construction, weighing 1 lb, and meets RK5 class standards for time-delay characteristics. Certified to UL 248-12, CSA Class 1422-01, and CE standards, it provides compliant protection for motor circuits, transformers, and power distribution equipment in harsh industrial environments.

Key Features & Specifications

• Type: RK5 time-delay fuse with single barrel construction
• Voltage Rating: 250V AC/DC
• Current Rating: 350A
• Dimensions: 8-5/8" length x 2.38" diameter
• Standards: UL 248-12, CSA Class 1422-01, CE
• Applications: Motor protection, transformer circuits, industrial power distribution
• Class Rating: RK5
• AIC rating: 20kA@250Vdc
• Weight: 1 lb
• Country of Origin: Mexico

Product Identification

• UPC: 051712507523
• GTIN: 00051712507523