Fuse Tri-Onic® 600V 75A Time-Delay Class RK5 TRS Series – Motor Circuit Protection Fuse

The Fuse Tri-Onic® 600V 75A Time-Delay Class RK5 TRS Series is engineered for overcurrent protection in motor circuits, mains, feeders, branch circuits, transformers, and service entrance equipment. Designed for electrical distributors and switchgear suppliers, this fuse provides reliable protection by safely handling harmless starting and inrush currents typical of motors and transformers. It is suitable for use in general-purpose electrical equipment and lighting solutions requiring robust wire and cable protection.

Specifications

• Manufacturer: Mersen
• Manufacturer Part #: TRS75R
• Amperage Rating: 75 A
• Voltage Rating: 600 V AC/DC
• Fuse Class: Class RK5
• Interrupt Rating: 200 kA
• Frequency: 50 hertz
• Dimensions: Length 7.88 in, Diameter 1.31 in (Width 1.31 in, Height 1.31 in)
• Mounting Type: Clip
• Connection Type: Blade
• Insulation Material: PolyTube
• Product Weight: 0.6280 lbs
• UPC: 782001749088

Features

• Time-delay characteristic to prevent nuisance opening during motor start-ups and transformer inrush currents
• Current-limiting design reduces peak let-thru current for enhanced circuit protection
• Rejection-style design prevents replacement errors when used with recommended fuse blocks
• Fiberglass body ensures dimensional stability in harsh industrial environments
• High-grade silica filler enables fast arc quenching and high current limitation
• Metal-embossed date and catalog number for traceability and lasting identification

Downloads & Links

• Curves 2
• Spec Sheet
• Drawings
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