Littelfuse 23012R1B5.5 - R-Rated Medium Voltage Fuse 5500V/230A (80kA AIC)

Littelfuse 23012R1B5.5 is a medium voltage R-rated fuse designed for high-current circuit protection in industrial power systems. It features a 5500V voltage rating and 230A current rating with an 80kA interrupting capacity at 5.5kV, housed in a durable single-barrel design with bolt connections. The fuse measures 3 inches in diameter and weighs 11 lb, constructed to meet stringent R-class specifications for reliable performance in demanding environments. It complies with industry standards for medium voltage applications, making it suitable for transformer protection, motor circuits, and feeder protection in utility and industrial power distribution systems.

Key Features & Specifications

• Type: R-rated medium voltage current-limiting fuse
• Voltage Rating: 5500V AC
• Current Rating: 230A
• Dimensions: 3" diameter
• Standards: R-class rated
• Applications: Industrial power systems, transformer protection
• Connection: Bolt
• Barrels: 1
• AIC rating: [email protected]
• Weight: 11 lb

Product Identification

• UPC: 079458042665
• GTIN: 00079458042665