Littelfuse LLSRK100 LFSE LLSRK100 FUS 600V T/D CLASS RK Replacement MPN

Product Description

Littelfuse LLSRK100 is a time delay fuse suitable for circuits up to six hundred volts. It offers superior overload and short circuit protection for main, feeder, and general-purpose branch circuits. Designed for installation in existing Class H fuse blocks, this fuse enables easy upgrades for lower interrupting rated fuses.

• Current limiting design reduces circuit damage.
• 300 kA interrupting rating for high circuit protection.
• Dual-element construction for excellent time-delay performance.

Product Highlights

This fuse is built to provide reliable protection against overcurrent situations. It withstands repeated surges without tripping unnecessarily.

Product Information

Standard Information

• Brand: Littelfuse
• Sub Brand: LLSRK Series

Technical Specifications

• Catalog Number: LLSRK.100
• Type: Class RK1
• Voltage: 600 VAC/300 VDC
• Amperage: 100 A
• Interrupting Rating: 200/20 kA
• Mounting Type: Holder
• Body Size: 1-5/16 in Diameter x 7-7/8 in Length
• Standards/Approvals: UL 248-12, CSA