Littelfuse LLSRK-450ID - Current-Limiting Fuse 450A (300kAIC at 600VAC)

Littelfuse LLSRK-450ID is a current-limiting fuse designed for high-performance circuit protection in demanding industrial applications. It features a 450A current rating and dual voltage ratings of 600VAC and 300VDC, providing robust electrical protection. The fuse is constructed with a durable design weighing 5.19 lb and offers exceptional interrupting ratings of 300kAIC at 600VAC and 20kAIC at 300VDC. It complies with UL and CSA standards, ensuring reliable operation and safety certification. Typical applications include industrial control panels, power distribution systems, and equipment requiring high fault current interruption capabilities.

Key Features & Specifications

• Type: LLSRK current-limiting fuse
• Voltage Rating: 600VAC, 300VDC
• Current Rating: 450A
• AIC Rating: 300kAIC at 600VAC, 20kAIC at 300VDC
• Weight: 5.19 lb
• Standards: UL, CSA certified
• Applications: Industrial control panels, power distribution systems, high fault current protection