Bussmann FRN-R-400 FUSE DLY TIME 400A 250 VAC/125 VDC RK5

Product Description

The Bussmann FRN-R-400 is a current limiting time delay fuse designed for electrical systems. This fuse has a rating of four hundred amperes and supports both two hundred fifty volt alternating current and one hundred twenty-five volt direct current. It is classified under RK5 fuses and serves as an essential component for overload, ground fault, and short circuit protection.

• Provides protection against motor overloads
• Offers current limiting features for enhanced safety
• Compatible with blade terminal setups

Product Highlights

This dual-element fuse features a cartridge body beneficial for protecting motors in various electrical systems. Its time delay mechanism allows for temporary overloads, thereby preventing premature fuse actuation.

Product Information

Standard Information

• Type: Current Limiting
• Class: RK5

Technical Specifications

• Amperage Rating: 400 A
• Voltage Rating: 250 VAC / 125 VDC
• Interrupt Rating: 20/200 kA
• Response Time: 10 s at 500%
• Body Size: 2.38 inches Diameter x 8.63 inches Length
• Material: Fiberglass
• Mounting Type: Holder
• Terminal Type: Blade