Mersen A4BY800 Current Limiting Low Voltage Time Delay Fuse 800A 600V 300VDC

Product Description

The Mersen A4BY800 is a 800 Amp, 600 Volt Class L Time Delay Fuse designed for robust performance in various applications. This fuse is ideal for protecting service entrance equipment, feeder circuits, and circuit breakers. Its unique design allows it to handle normal current surges without tripping, making it reliable for continuous operational use.

• Current Limiting Fuse: Rated at 800 Amps.
• Voltage Rating: 600 Volts AC and 300 Volts DC.
• Interrupt Rating: 200/100 kA for AC and DC applications.

Product Highlights

This fuse features a cylindrical body design that ensures its efficacy in hard environments. The Mersen A4BY800 fuse supports applications in mains, feeders, circuit breakers, load centers, panelboards, switchboards, and metering centers.

Product Information

Standard Information

• Type: Current Limiting Low Voltage Fuse
• Class: L

Technical Specifications

• Voltage Rating: 600 VAC/300 VDC
• Amperage Rating: 800 A
• Response Time: 4 seconds at 500%
• Material: Glass melamine body with silver-plated copper terminals
• Mounting Type: Blade Terminal
• Body Size: 2.5 inches diameter x 8.625 inches length
• Interrupt Rating: 200 kA AC, 100 kA DC
• Standards: RoHS Compliant, UL Listed to Standard 248-10