Littelfuse KLDR-030 - Medium Voltage Fuse 30A 5.5kV (IEEE C37.41 Compliant)

Littelfuse KLDR-030 is a medium-voltage current-limiting fuse designed for protecting electrical distribution systems against short-circuit faults. It features a 30A current rating with a 5.5kV AC voltage rating, housed in a durable ceramic body with silver-sand filler for reliable arc quenching. The fuse meets IEEE C37.41 standards and carries UL/CSA certifications for industrial power applications. Typical uses include transformer protection, motor starters, and feeder circuits in commercial/industrial facilities.

Key Features & Specifications

• Type: Current-limiting medium-voltage fuse with ceramic body and silver-sand construction
• Voltage Rating: 5.5kV AC
• Current Rating: 30A
• Dimensions: 152mm length x 76mm diameter
• Standards: IEEE C37.41, UL/CSA certified
• Applications: Transformer protection, motor circuits, distribution feeders
• Fuse Class: K-Link current-limiting
• Interrupting Rating: 50kA symmetrical
• Operating Temperature: -40°C to +85°C
• Mounting: Vertical/horizontal

Product Identification

• UPC: 079458792775
• GTIN: 079458792775