RK5 Class Fuses
FLSR Series
Littelfuse FLSR series fuses have been the superior UL Class RK5 dual-element time-delay fuses, and are the most widely used class of fuses. FLSR series fuses provide excellent protection for all types of circuits especially those containing motors. Also available in indicating version, see FLSR_ID series.
Applications: Service entrance switches, Transformers, Switchboard main feeders, Motor control central mains and motor. branch circuits, All general-purpose circuits.
FLNR Series
The FLNR series sets the standard for general purpose fuses. The dual-element design provides advanced short circuit and overload protection. Also available in indicating version, see FLNR_ID series
Applications: Service entrance switches, Transformers, Switchboard mains and feeders, Motor control central mains and motor branch circuits, All general-purpose circuits.