Littelfuse LLSRK040ID Class RK1 Time Delay Fuse 40 A (1-1/16 in x 5-1/2 in)

Product Description

The Littelfuse LLSRK040ID is a Class RK1, dual-element time-delay current-limiting cartridge fuse rated 40 A and 600 VAC / 300 VDC with an indicating window for blown-fuse identification. It features a precision-formed short-circuit element, a solid-state overload section with no moving parts and granular quartz filling; interrupting rating is 200 kA at 600 VAC and 20 kA at 300 VDC. The fiberglass reinforced body measures 1-1/16 in diameter x 5-1/2 in length and uses ferrule terminals for holder mounting.

• Indicating window for instant blown-fuse identification; indicating type
• Rated 40 A; 600 VAC / 300 VDC; interrupting rating 200 kA at 600 VAC and 20 kA at 300 VDC
• Dual-element, time-delay (slo-blo) construction with fiberglass reinforced cartridge body and ferrule terminals for holder mounting

Product Highlights

Class RK1, 40 A fuse; 600 VAC/300 VDC; 200 kA/20 kA interrupting ratings; indicating window; 1-1/16 in x 5-1/2 in.

Product Information

Standard Information

• Brand: LITTELFUSE
• Manufacturer Part Number: LLSRK040ID
• Country of Origin: Mexico

Technical Specifications

• Manufacturer Part Number: LLSRK040ID
• Brand: Littelfuse
• Series: LLSRK
• Class: RK1
• Type: Current limiting, dual-element, time-delay
• Amperage Rating: 40 A
• Voltage Rating: 600 VAC / 300 VDC
• Interrupt Rating: 200 kA at 600 VAC; 20 kA at 300 VDC
• Element: Dual
• Indicating: Yes
• Body Type: Cartridge
• Body Size: 1-1/16 in diameter x 5-1/2 in length
• Terminal Type: Ferrule
• Mounting Type: Holder
• Material: Fiberglass reinforced pultruded body
• Opening/Speed: Time delay (Slo-Blo)
• Standards/Approvals: UL 248-12; UL File No. E81895; CSA LR29862; Federal Specification WF-1814; PROP65 (may contain nickel)
• Applications: General purpose circuits, motors, transformers, safety upgrades
• Country of Origin: Mexico
• UPC: 079458039856