Bussmann FRN-R-70 - RK5 Time-Delay Fuse 70A 250V (200kA AIC Rating)

The Bussmann FRN-R-70 is a time-delay, low-voltage fuse from the Fusetron family designed to provide reliable circuit protection for motors and transformers against overloads and short circuits. It features a 70A current rating and 250V voltage rating with a high 200kA interrupting capacity at 250V AC. The fuse construction includes a single-barrel design with 1.06-inch diameter and measures 5-7/8 inches in length, weighing 1 lb. It meets UL 248-12, CSA Certification Class 1422-01, and CE standards for safety and performance. Typical applications include industrial motor protection, transformer circuits, and power distribution systems where coordinated protection is required.

Key Features & Specifications

• Type: Time-delay low-voltage fuse, RK5 class, single-barrel construction
• Voltage Rating: 250V AC
• Current Rating: 70A
• Dimensions: 5-7/8 inches length, 1.06 inches diameter
• Standards: UL 248-12 Guide JDDZ, CSA Certification Class 1422-01, CE
• Applications: Motor protection, transformer circuits, power distribution systems
• AIC rating: 200kA@250V
• Class Rating: RK5
• Barrels: 1
• Weight: 1 lb
• Family: Fusetron
• Country of Origin: Mexico

Product Identification

• UPC: 051712507400
• GTIN: 00051712507400