Square D FRSR3 - Current-Limiting Fuse 3A 600V (200kA Interrupt Rating)

Square D FRSR3 is a low-voltage current-limiting fuse designed for short-circuit protection in industrial electrical systems. It features a 600V AC rating with a 3A current capacity, housed in a compact 10.3mm x 38mm ceramic body for reliable performance in tight spaces. The fuse meets UL 248-12 and CSA standards for branch circuit protection. Typical applications include motor control centers, transformers, and power distribution equipment where fast-acting protection is critical.

Key Features & Specifications

• Type: Current-limiting fuse with ceramic body and silver element
• Voltage Rating: 600V AC
• Current Rating: 3A
• Dimensions: 10.3mm diameter x 38mm length
• Standards: UL 248-12, CSA certified
• Applications: Motor protection, transformer circuits, power distribution
• Fuse Class: RK5
• AIC Rating: 200kA
• Interrupt Rating: 200,000A
• Operating Temperature: -50°C to +125°C
• Mounting: Clip-mounted
• Item Subcategory: Low Voltage