FLSR07.5 - FLSR Series Fuse – Electrical Distributor Protection

The Littelfuse FLSR07.5 fuse from the FLSR series is a UL Class RK5 dual-element, time-delay fuse designed for advanced short circuit and overload protection. Widely used in electrical distribution, lighting solutions, wire and cable systems, and as part of switchgear assemblies, this fuse offers reliable protection especially for circuits containing motors. It is suitable for general purpose circuits including service entrance switches, transformers, switchboard mains and feeders, and motor control circuits.

Specifications

• Manufacturer: Littelfuse
• Manufacturer Part Number: FLSR07.5
• Amperage Rating: 7.5 A
• Voltage Rating AC: 600 V
• Voltage Rating DC: 300 V
• Interrupting Rating AC: 200,000 A rms symmetrical
• Interrupting Rating DC: 20,000 A
• Fuse Class: UL Class RK5
• Fuse Type: Dual-element, time-delay
• Approvals: UL Listed (File E81895), CSA Certified (File LR29862), Federal Specification WF-1814 (QPL-W-F-1814)
• Product Weight: 83.4 grams

Features

• Dual-element design for enhanced short circuit and overload protection
• Time-delay characteristic suitable for motor circuits and general purpose applications
• Current limiting to reduce damage during fault conditions
• Available in indicating and non-indicating versions (this model is non-indicating)
• Compatible with recommended fuse holders LFR60 and LFR25 series

Downloads and Links

• Littelfuse POWR-GARD® Class RK5 FLSR Series Fuse Datasheet (PDF)
• Littelfuse FLSR Series Technical Information and CAD Drawings
• Littelfuse FLNR Series Technical Information and CAD Drawings