Fuse Tri-Onic® 250V 300A Time-Delay Class RK5 TR Series

Fuse Tri-Onic® 250V 300A Time-Delay Class RK5 TR Series РElectrical Fuse The Fuse Tri-Onic® 250V 300A Time-Delay Class RK5 TR Series is designed for overcurrent protection in motor circuits, mains feeders, branch circuits, transformers, and service entrance equipment. This fuse features time-delay characteristics to safely handle harmless starting and inrush currents typical in motor and transformer applications. It is suitable for electrical distributors and switchgear suppliers requiring reliable protection components for general-purpose equipment. Specifications Manufacturer: Mersen Manufacturer Part #: TR300R Amperage Rating: 300 A Voltage Rating: 250 V Interrupt Rating: 200 kA Frequency: 50 hertz Fuse Class: Class RK5 Mounting Type: Clip Connection: Blade Diameter: 2.06 inches Insulation Material: PolyTube Product Weight: 0.5 lb Features Time-delay fuse designed to accommodate motor starting and transformer inrush currents Dual element construction for precise current limiting Clip mounting for easy installation and replacement PolyTube insulation for enhanced durability and safety High interrupt rating of 200 kA for reliable fault clearing Downloads & Links Curves 1 Drawings Curves 2 Spec Sheet