Bussmann FRN-R-250 - Fusetron Time-Delay Fuse 250A (RK5 Class, 250V, 20kA AIC)

The Bussmann FRN-R-250 is a time-delay, low-voltage fuse designed to provide reliable circuit protection for industrial power distribution systems. It features a 250A current rating and 250V voltage rating with a 20kA interrupting capacity at 250V DC, ensuring robust short-circuit protection. Constructed with a single-barrel design measuring 2.38 inches in diameter and 8-5/8 inches in length, this RK5 class fuse offers time-delay characteristics to withstand temporary overloads. The fuse complies with UL 248-12 standards and carries CSA Certification Class 1422-01 along with CE marking for international acceptance. Typical applications include motor branch circuits, feeders, and industrial control panels where coordinated protection is essential.

Key Features & Specifications

• Type: Time-delay, low-voltage fuse with single-barrel construction
• Voltage Rating: 250V AC/DC
• Current Rating: 250A
• Dimensions: 2.38" diameter × 8-5/8" length
• Standards: UL 248-12, CSA Certification Class 1422-01, CE
• Applications: Motor circuits, industrial power distribution, control panels
• Class Rating: RK5
• AIC rating: 20kA@250V DC
• Barrels: 1
• Weight: 1 lb
• Certification: CE, CSA Certification Class 1422-01, UL 248-12 Guide JDDZ

Product Identification

• UPC: 051712507509
• GTIN: 00051712507509