Littelfuse LDC-1400 - Medium Voltage Fuse 1400V AC (200A Current Rating)

Littelfuse LDC-1400 is a medium-voltage current-limiting fuse designed for high-voltage circuit protection in industrial power distribution systems. It features a 1400V AC voltage rating and a current rating of 200A, housed in a durable ceramic body with precision-engineered silver-sand filler for reliable arc quenching. The fuse meets ANSI/IEEE C37.40-41 standards for medium-voltage protection and is UL-listed for safety compliance. Typical applications include transformer protection, motor starters, and feeder circuits in utility and industrial plants.

Key Features & Specifications

• Type: Medium-voltage current-limiting fuse with ceramic body and silver-sand filler
• Voltage Rating: 1400V AC
• Current Rating: 200A
• Dimensions: 292mm x 76mm (length x diameter)
• Standards: ANSI/IEEE C37.40-41, UL-listed
• Applications: Transformer protection, motor starters, industrial feeder circuits
• Fuse Class: Medium-voltage current-limiting
• Insulation Temperature: 125°C
• Mounting: Bolt-on terminal connection
• Frequency Rating: 50/60Hz
• Phase Connection: Single-phase
• Operating Temperature: -40°C to +85°C