Littelfuse LLSRK-1ID - RK1 Time-Delay Fuse 1A 600V (300kA AIC)

Littelfuse LLSRK-1ID is a time-delay fuse from the Powr-Gard family designed to provide reliable circuit protection in low voltage applications. It features a 1A current rating and 600V voltage rating with a high 300kA interrupting capacity at 600V AC. The fuse is constructed with a single barrel ferrule connection and measures 0.81 inches in diameter with a weight of 5 lb. It meets RK1 class rating standards for time-delay characteristics and high interrupting capacity. This fuse is typically used in industrial control circuits, motor branch circuits, and transformer protection where sustained overload protection and high fault current interruption are required.

Key Features & Specifications

• Type: Time-delay fuse, RK1 class, single barrel construction
• Voltage Rating: 600V AC
• Current Rating: 1A
• Dimensions: 0.81 inches diameter
• Standards: RK1 class rating
• Applications: Industrial control circuits, motor protection, transformer circuits
• Connection: Ferrule
• Barrels: 1
• AIC rating: 300kA@600V AC
• Class Rating: RK1
• Weight: 5 lb