Eaton 449D671A71 - RBT2 Medium Voltage Fuse 50A (34.5kV, 14.4kA AIC)

The Eaton 449D671A71 is a medium voltage RBT2 current-limiting fuse designed for high-voltage circuit protection in industrial power distribution systems. It features a 34.5kV voltage rating and 50A current rating with a 14.4kA interrupting capacity at 14.4kV for reliable fault protection. The single-barrel construction with slow blow characteristics provides time-delay operation to handle temporary overloads while maintaining a compact design weighing just 2 lb. This Class E rated fuse meets industry standards for medium voltage applications and is commonly used in motor control centers, transformer protection, and industrial power distribution networks where coordinated protection is essential.

Key Features & Specifications

• Type: RBT2 current-limiting fuse, slow blow time-delay, single barrel construction
• Voltage Rating: 34,500V AC
• Current Rating: 50A
• Dimensions: Compact industrial design
• Standards: Class E rated for medium voltage applications
• Applications: Industrial power distribution, motor control centers, transformer protection
• AIC rating: [email protected]
• Barrels: 1
• Velocity: Slow blow characteristic
• Class Rating: E
• Weight: 2 lb
• Item Subcategory: Medium Voltage