Fuse Tri-Onic® 250V 1A Time-Delay Class RK5 TR Series

Fuse Tri-Onic® 250V 1A Time-Delay Class RK5 TR Series – Electrical Fuse for Motor Circuit Protection The Fuse Tri-Onic® 250V 1A Time-Delay Class RK5 TR Series by Mersen is designed for overcurrent protection in motor circuits, mains feeders, branch circuits, transformers, and service entrance equipment. This current-limiting time-delay fuse safely handles motor starting currents and transformer inrush currents, making it suitable for industrial and general-purpose electrical applications. It is an essential component for electrical distributors and switchgear suppliers focused on reliable lighting solutions and wire and cable protection systems. Specifications Amperage Rating: 1 A Voltage Rating: 250 V AC Interrupt Rating: 200 kA Fuse Class: Class RK5 Frequency: 50 hertz Dimensions: Length 2 in, Diameter 0.56 in, Width 0.56 in, Height 0.56 in Mounting Type: Clip Connection: Ferrule Insulation Material: PolyTube Product Weight: 0.0370 lbs Manufacturer Part #: TR1R Manufacturer: Mersen Features Time-delay characteristic for motor start-ups and transformer inrush currents without nuisance opening Current-limiting design reduces peak let-thru current Rejection-style design prevents replacement errors when used with recommended fuse blocks Easy-to-read label with metal-embossed date and catalog number for traceability and identification Fiberglass body provides dimensional stability in harsh industrial environments High-grade silica filler ensures fast arc quenching and high current limitation Downloads & Links Spec Sheet Curves Drawings