Eaton FA4A4 - High-Voltage Fuse Switch (600V AC, 200A)

Eaton FA4A4 is a high-voltage fuse switch designed for circuit protection in industrial power distribution systems. It features a 600V AC rating with current handling up to 200A, housed in a durable NEMA-rated enclosure constructed from corrosion-resistant steel. The switch complies with IEEE C37.41 standards and carries UL certification for safety in demanding environments. Typical applications include motor control centers, transformer protection, and feeder circuits in utility and manufacturing facilities.

Key Features & Specifications

• Type: Cooper Power Series NX FA-type fuse switch with quick-make/quick-break mechanism
• Voltage Rating: 600V AC
• Current Rating: 200A maximum
• Dimensions: Standard NEMA 3R enclosure (specific dimensions vary by configuration)
• Standards: UL 98, IEEE C37.41, CSA C22.2 No. 4
• Applications: Industrial power distribution, transformer protection, MCCs
• Weight: 2 lb
• Mounting: Panel-mounted with bolt-on terminals
• Enclosure: NEMA 3R rated steel housing
• Connection Type: Line and load terminal blocks
• Fuse Class: RK1/RK5 compatible
• Operating Temperature: -40°C to +85°C