Littelfuse FLNR001 Class RK5 Fuse 1A Slo-Blo Time Lag 250VAC 125VDC 20000A Industrial Cartridge

The FLNR Series from Littelfuse offers dependable circuit protection designed for various industrial applications, ensuring accurate and reliable operation through automated manufacturing processes. These devices are specifically tailored to handle general-purpose circuits, making them suitable for motor control center mains, individual fused combination motor controllers, and service entrance switches. With an impressive interruption rating of 200,000 A.I.R., these cartridges provide robust protection against overcurrents while featuring faster acting short circuit safeguards compared to non-current limiting devices, enhancing safety in distribution panelboards and industrial control panels alike. Their Slo-Blo time lag mechanism ensures that responses to overloads and short circuits are both precise and consistent, making them a vital component for maintaining the integrity of electrical systems.

• UL Listed and CSA Certified for safety and compliance assurance
• Dual-element design for advanced short circuit and overload protection
• Slo-Blo time lag mechanism ensures precise, consistent overload response
• 200,000 A.I.R. reliable interruption of overcurrents up to 200,000 amperes
• Faster acting short circuit protection than non-current limiting devices
• Current-limiting operation for rapid short circuit safeguarding
• Automated precision manufacturing ensures consistent, reliable performance
• Suitable for general-purpose circuits including motor control centers
• Compatible with motor control center mains, individual fused motor controllers, and service entrance switches
• Designed for use in industrial control panels and distribution panelboards

• Ampere Range: 1/10–600 A
• Voltage AC: 250 V (FLNR), 600 V (FLSR)
• Voltage DC: 125 V (FLNR 1/10–30 A), 125 V (FLNR 35–600 A)
• Interrupting Rating AC: 200 kA, 300 kA rms symmetrical
• Interrupting Rating DC: 20 kA
• Fuse Type: Dual-element, time delay (Slo-Blo/Time Lag)
• Compliance: UL Listed, CSA Certified, QPL Federal Specification WF-1814

Certification

Datasheets