Littelfuse FLSR003 Class RK5 Fuse 3A 600VAC 300VDC Slo-Blo Time Delay Industrial Cartridge

The FLSR003 from Littelfuse is a cutting-edge solution in individual fused combination motor controllers, designed for optimal protection in various electrical configurations. With a remarkable interrupting rating of 200,000 A.I.R., this device offers dependable interruption of all overcurrents, ensuring safety and reliability in demanding environments. Its automated manufacturing process guarantees precise and consistent responses to overloads and short circuits, making it an ideal choice for use in switchboards, distribution panelboards, and industrial control panels. Engineered for flexibility, this product supports a broad range of applications, including general-purpose circuits and motor control center mains. It stands out with faster-acting short circuit protection compared to traditional non-current limiting devices, enhancing the overall efficiency and safety of your electrical systems. The FLSR003 is specifically built to protect fully-rated panelboards and loadcenters, ensuring robust performance in critical industrial settings.

• UL Listed, CSA Certified, and Federal Specification compliant for safety assurance
• Dual-element design for advanced short circuit and overload protection
• Time delay (Slo-Blo) operation for motor starting and temporary overloads
• High interrupting rating of 200 kA AC and 20 kA DC for dependable fault interruption
• Current limiting to reduce damage during short circuits
• Faster-acting short circuit protection compared to traditional non-current limiting devices
• Accurate and reliable automated manufacturing ensures consistent protective response
• Suitable for switchboards, distribution panelboards, and industrial control panels
• Designed for protection of fully-rated panelboards and loadcenters
• Versatile use in general-purpose circuits and motor control center mains

• Ampere Rating: 3 A
• Voltage Rating DC: 300 VDC
• Voltage Rating AC: 600 VAC
• Interrupting Rating DC: 20 kA @ 300 VDC
• Interrupting Rating AC: 200 kA
• Fuse Type: Dual-element, time-delay
• Current Limiting: Yes
• Fuse Series: FLSR
• Opening: Slo-Blo/Time Lag (T)/Time Delay
• Standards Compliance: UL Listed, CSA Certified, Federal Spec WF-1814

Certification

Datasheets