Eaton 449D671A31 - RBT2 Medium Voltage Fuse 14.4kV/50A (14.4kA AIC)

Eaton 449D671A31 is a medium voltage RBT2 fuse designed for high-voltage circuit protection in industrial power systems. It features a 14.4kV voltage rating and 50A current capacity with a 14.4kA interrupting rating at full voltage. The single-barrel construction utilizes slow-blow characteristics for time-delay protection, housed in a Class E-rated package weighing 2 lb. Compliant with industry standards for medium-voltage applications, this fuse is typically deployed in transformer protection, motor circuits, and feeder protection systems.

Key Features & Specifications

• Type: RBT2 medium voltage time-delay fuse
• Voltage Rating: 14400V AC
• Current Rating: 50A
• Class Rating: E
• AIC Rating: [email protected]
• Barrels: 1
• Velocity: Slow-blow characteristic
• Weight: 2 lb
• Applications: Transformer/motor protection, feeder circuits