Littelfuse KLDR-003 - Medium Voltage Fuse 5.5kV AC (3A Current Rating)

Littelfuse KLDR-003 is a medium-voltage current-limiting fuse designed for protecting electrical equipment from short-circuit conditions. It features a 5.5kV AC voltage rating and 3A current rating, with a compact cylindrical design constructed with durable ceramic housing and silver-element construction for reliable interruption. The fuse complies with IEEE C37.41 standards and is UL-recognized for industrial power distribution applications. Typical uses include transformer protection, motor starters, and medium-voltage switchgear in utility and industrial environments.

Key Features & Specifications

• Type: Current-limiting medium-voltage fuse with ceramic body and silver-element construction
• Voltage Rating: 5.5kV AC
• Current Rating: 3A
• Dimensions: 38mm diameter x 108mm length
• Standards: IEEE C37.41, UL Recognized
• Applications: Transformer protection, motor starters, switchgear
• Item Subcategory: Medium Voltage Fuse
• Interrupt Rating: 50kA symmetrical
• Operating Temperature: -40°C to +85°C
• Mounting: Bolt-on terminal connection

Product Identification

• UPC: 079458792584
• GTIN: 00079458792584