Eaton 449D672A18 - RBT4 Medium Voltage Fuse 7200V 200A (29.4kA AIC)

Eaton 449D672A18 is a medium voltage RBT4 fuse designed for high-voltage circuit protection in industrial power systems. This Class E-rated fuse operates at 7200V with a 200A current rating and 29.4kA interrupting capacity at full voltage, featuring a single-barrel slow-blow design for controlled fault interruption. The 3 lb unit meets stringent industry standards for medium-voltage applications, with robust construction suitable for switchgear and transformer protection in utility and heavy industrial environments.

Key Features & Specifications

• Type: RBT4 medium voltage current-limiting fuse
• Voltage Rating: 7200V AC
• Current Rating: 200A
• Dimensions: Standard Class E barrel configuration
• Standards: ANSI/IEEE C37.40-47
• Applications: Transformer protection, switchgear, utility distribution
• AIC rating: [email protected]
• Class Rating: E
• Barrels: 1
• Velocity: Slow-blow characteristic
• Weight: 3 lb