Littelfuse LDC1600 1600A Class L Fast-Acting Fuse – Bolt-In – 600VAC/DC

The Littelfuse LDC1600 POWR-PRO® Class L fuse is a fast-acting, high-capacity fuse designed for dual AC and DC protection in demanding electrical systems. As part of the LDC series, it is the first UL Listed Class L fuse rated for 600V AC and DC, ensuring safe application across both power types and eliminating the risk of AC-only fuse misapplication in DC circuits. It is well suited for heavy industrial systems, crane rail applications, and mass transit infrastructure.

Voltage and Rating

• Current Rating: 1600 Amps
• Voltage Rating: 600 Volts AC
• DC Voltage Rating: 600 Volts DC
• Interrupting Rating: 200 kA at 600 VAC
• Interrupting Rating: 50 kA at 600 VDC

Key Specifications

• Fuse Type: Fast-Acting
• Fuse Class: Class L
• Mounting Type: Bolt-In
• Series: LDC POWR-PRO®
• Family Style: Powr-Pro Fuse
• Application: AC/DC industrial power distribution and transit systems

Technical Specifications

• Opening Characteristic: Fast-Acting
• Current Limiting: Yes
• Interrupt Amperage: 200,000 Amps
• DC Performance: Rated for extended time constant applications
• Construction: Heavy-duty industrial-grade fuse body
• Safety Feature: Prevents AC-only fuse installation in DC systems

Product Data

• Manufacturer: Littelfuse
• Model Number: LDC1600
• Series: LDC POWR-PRO®

Features

• First UL Listed 600V AC/DC Class L fuse series
• Extremely high interrupting capability for severe fault conditions
• Suitable for crane rail, transit, and heavy industrial systems
• Strong current-limiting performance for equipment protection
• Reliable operation under both AC and DC fault environments