Eaton Bussmann series FRS-R fuse, 400 A, Dual, Class RK5, Non-indicating, Blade end x blade end, 10 sec at 500%, 20 kAIC at 300 Vdc,200 kAIC at 600 V, Standard, 600 V, 300 Vdc

Eaton Bussmann series FRS-R fuse – RK5 Class Time-Delay Fuse The Eaton Bussmann series FRS-R fuse is a Class RK5 dual-element, time-delay fuse designed for electrical protection applications in industrial and commercial environments. It provides reliable motor overload, ground fault, and short-circuit protection, suitable for circuits with surge currents such as motors and transformers. This fuse supports both AC and DC applications, making it a versatile choice for electrical distributors, lighting solutions, wire and cable systems, and switchgear suppliers. Specifications Amperage: 400 amperes Voltage Rating: 600 Vac, 300 Vdc Class: Class RK5 Interrupting Rating: 200 kAIC at 600 V, 20 kAIC at 300 Vdc End Type: Blade Connection Type: Blade Dimensions: Length 5.5 in, Width 1.06 in, Height 1.06 in Product Weight: 3.0000 lbs Manufacturer Part Number: FRS-R-400 UPC: 051712508537 Features Dual-element, current-limiting design for high-performance short-circuit and overload protection Time-delay feature allows fuse sizing close to full-load amps, reducing equipment size and cost Provides motor running backup protection without extra cost Protects motors from burnout due to overloads and single-phasing when properly sized Improves blackout prevention through selective coordination ratios Energy efficient design compliant with UL 248-12, CSA C22.2 No. 248.12, and CE standards Downloads & Links Frs-R-400~Fusetron Dual Element Fuse Class Rk5