Bussmann FRS-R-400 - Class RK5 Fuse 600V/400A (200kA AIC)

Bussmann FRS-R-400 is a Fusetron Class RK5 low-voltage fuse designed for high-interrupting circuit protection in industrial applications. It features a 600V AC rating with a 400A current capacity and 200kA interrupting rating at 600V for reliable overload protection. The fuse has a compact cylindrical design with a 2.34-inch diameter and 11-5/8-inch length, constructed with a single barrel configuration and weighing 2 lb. Certified to UL 248-12, CSA Class 1422-01, and CE standards, it meets rigorous safety requirements for electrical distribution systems. Typical applications include motor control centers, panelboards, and switchgear where RK5 time-delay characteristics are required.

Key Features & Specifications

• Type: Fusetron time-delay fuse, Class RK5
• Voltage Rating: 600V AC
• Current Rating: 400A
• Dimensions: 2.34" diameter x 11-5/8" length
• Standards: UL 248-12 Guide JDDZ, CSA Class 1422-01, CE
• Applications: Industrial circuit protection, motor control
• Class Rating: RK5
• AIC rating: 200kA@600V
• Barrels: 1
• Weight: 2 lb
• Country of Origin: Mexico

Product Identification

• UPC: 051712508537
• GTIN: 00051712508537