Eaton 423D814A78 - Medium Voltage Fuse 38kV/200A (IEEE C37.40 Compliant)

Eaton 423D814A78 is a medium-voltage current-limiting fuse designed for high-voltage circuit protection in industrial power systems. Rated for 38,000V AC and 200A continuous current, this fuse provides reliable overcurrent protection with its precision-engineered fusible element housed in a durable ceramic body. The compact 2 lb design features robust end caps for secure mounting in switchgear and transformer applications. Compliant with IEEE/ANSI standards for medium-voltage fuses, it is commonly deployed in utility substations, industrial plants, and mining operations requiring 35kV-class protection.

Key Features & Specifications

• Type: Medium-voltage current-limiting fuse with ceramic body and silver-element construction
• Voltage Rating: 38,000V AC
• Current Rating: 200A
• Dimensions: Industry-standard medium-voltage fuse size (specific dimensions vary by installation)
• Standards: IEEE/ANSI C37.40-41 for medium-voltage fuses
• Applications: Substation switchgear, transformer protection, industrial power distribution
• Weight: 2 lb
• Fuse Class: Medium-voltage current-limiting
• Mounting: Vertical or horizontal per IEEE standards
• Interrupting Rating: 50kA minimum