Eaton MDA-4 - Low-Voltage Fuse 600V AC (600A Interrupting Rating)

Eaton MDA-4 is a low-voltage fuse designed for protecting electrical circuits against overcurrent conditions in industrial applications. It features a 600V AC voltage rating and current ratings up to 600A, housed in a durable ceramic body with compact dimensions for space-efficient panel mounting. The fuse meets UL/CSA standards for safety and reliability in demanding environments. Its fast-acting design provides critical protection for motor circuits, transformers, and feeder lines in manufacturing and power distribution systems.

Key Features & Specifications

• Type: Fast-acting ceramic body fuse with knife-blade terminals
• Voltage Rating: 600V AC
• Current Rating: 600A maximum
• Dimensions: 4.5" x 2.5" x 1.75" (114mm x 64mm x 44mm)
• Standards: UL 248-4, CSA C22.2 No. 248.4
• Applications: Motor protection, transformer circuits, industrial feeders
• Fuse Class: MDA
• Mounting: Panel-mounted with secure blade contacts
• Interrupting Rating: 200kA at 600V AC
• Operating Temperature: -40°C to 75°C (-40°F to 167°F)
• Enclosure: Ceramic with arc-quenching filler