TJN700 - 700Amp Fuse

TJN700 - 700 Amp Fuse

When your electrical systems are exposed to high fault currents, having the right fuse in place can make a major difference in protecting equipment and reducing downtime. The TJN700 Class T fuse is designed for fast, reliable overcurrent protection in commercial and industrial applications where sensitive equipment needs an extra layer of defense. Rated at 700 amps with a 200 kA interrupting capacity at 300V AC, this fuse reacts quickly to short circuits and overload conditions to help limit damage before it spreads through the system. Its compact knife-blade design also makes it a practical option for installations where space is limited but dependable protection is still essential. Commonly used in power distribution equipment, motor control centers, and industrial panels, the TJN700 delivers the speed and current-limiting performance needed in demanding electrical environments.

Key Features and Benefits

• 700 amp Class T fuse for commercial and industrial electrical systems: Designed for applications requiring dependable overcurrent protection in demanding electrical environments.
• Very fast-acting operation: Helps protect equipment during fault conditions by reacting quickly to short circuits and overloads.
• Current-limiting design: Helps reduce thermal and mechanical stress on connected electrical systems and equipment.
• High interrupting rating: Rated at 200 kA at 300V AC for high fault-current applications.
• Knife-blade construction: Provides secure installation and solid conductivity in electrical assemblies.
• Compact footprint: Works well in tight electrical assemblies where dependable protection is still essential.
• Non-indicating configuration: Supports straightforward replacement applications without additional indication features.
• Supports safer equipment operation: Helps support the safer operation of connected electrical equipment.
  

Technical Specifications

• Part Number: TJN700
  
• Fuse Class: Class T
  
• Type: TJN
  
• Amperage: 700A
  
• Voltage Rating: 300V AC
  
• Interrupting Rating: 200 kA @ 300V AC
  
• Response Type: Very Fast-Acting
  
• Style: Knife-Blade
  
• Indication: Non-Indicating
  
• Dimensions:
  • Height: 3.375 in.
  • Width: 2.062 in.
  • Depth: 2.062 in.

Material Compliance and Certifications

• Application Compliance: The TJN700 fuse is manufactured for use in low-voltage electrical distribution systems and is intended for applications requiring Class T current-limiting protection.
• Installation Guidelines: Installation should always follow NEC guidelines, local electrical codes, and manufacturer recommendations for the equipment being protected.
  

Where It Works Best

• The TJN700 is a solid fit for electrical systems that require quick fault clearing and dependable overcurrent protection, including switchboards, panelboards, motor control centers, industrial machinery, power distribution equipment, transformer protection circuits, manufacturing and automation systems, and other high fault-current applications. Its fast response time and compact Class T design make it especially useful where protecting sensitive electrical components is a priority.