JTD600 - 600 Amp Fuse

JTD600 - 600 Amp Fuse

The JTD600 is built around a very specific set of electrical and physical requirements, so matching the 600A rating alone isn't enough when you're selecting a replacement fuse. This 600-amp Class J time-delay fuse features knife-blade construction and is part of the JTD Series and POWR-PRO Fuse family. Before replacing an existing fuse, confirm the amperage, Class J configuration, time-delay characteristic, voltage and interrupting requirements, knife-blade format, and mounting compatibility against the equipment specifications.

Key Features and Benefits

• 600A continuous current rating for equipment specifically requiring a 600-amp fuse
• Class J fuse configuration provides a key specification for proper replacement matching
• The manufacturer identifies time-delay operation as Slo-Blo/Time Lag (T)/Time Delay
• Rated for a maximum of 600VAC
• Also rated for a maximum of 500VDC
• Knife-blade construction makes the physical configuration straightforward to verify against existing equipment
• Part of the JTD Series
• Identified within the POWR-PRO Fuse family
• Non-indicating design for applications specified for this configuration
• Supports mounting with a compatible fuse block, clip, or holder
• LFJ60600 Series is identified as the specified PG holder

Technical Specifications

• Catalog Number: JTD600
  
• Manufacturer Description: FUS 600V T/D CLASS J 600A
  
• Series: JTD
  
• Product Type: Class J Time-Delay Fuse
  
• Continuous Current Rating: 600A
  
• Maximum AC Voltage: 600VAC
  
• Maximum DC Voltage: 500VDC
  
• AC Interrupting Value 1: 200,000A at 600VAC
  
• AC Interrupting Value 2: 300,000A at 600VAC
  
• DC Interrupting Rating: 20,000A at 500VDC
  
• Published Interrupting Rating: 20 kA at 500VDC
  
• Opening Characteristic: Slo-Blo / Time Lag (T) / Time Delay
  
• Fuse Class: Class J
  
• Family Style: POWR-PRO Fuse
  
• Construction / Size: Knife-Blade
  
• Indicating: No
  
• Mounting Method: Fuse Block / Clip / Holder
  
• Specified PG Holder: LFJ60600 Series
  

Material Compliance and Certifications

The supplied product information confirms the JTD600's 600A continuous current rating, Class J designation, time-delay opening characteristic, AC and DC voltage ratings, interrupting values, knife-blade construction, non-indicating configuration, mounting method, and specified holder series.

Where It Works Best

The JTD600 suits electrical equipment designed for a 600A Class J time-delay, non-indicating fuse with knife-blade construction. For AC equipment, verify the system requirements against the fuse's 600VAC maximum voltage rating and the applicable manufacturer-supplied AC interrupting value. For DC equipment, the supplied specifications identify a 500VDC maximum voltage rating and a 20 kA interrupting rating at 500VDC.