A3T700 - 700 Amp Fuse

A3T700 - 700 Amp Fuse

The Mersen A3T700 is made for electrical systems that need your quick, reliable protection when fault currents occur. This 700A Class T fast-acting fuse helps limit damage from short circuits and overloads by clearing faults fast, which can help you protect costly equipment and reduce downtime. Its compact size is another advantage, especially in panels and switchgear where space is tight.

Built for both AC and DC applications, the A3T700 features a high 200 kA interrupting rating for demanding industrial environments.

Key Features and Benefits

• Fast-acting Class T fuse for quick fault response
• Helps reduce damage caused by short circuits and overloads
• Compact design works well in space-limited equipment
• High 200 kA interrupting rating
• Rated for 300VAC and 160VDC applications
• Copper blade terminals for reliable conductivity
• Glass melamine body for added durability and stability
• Permanent blade markings for easier identification
• Bolted mounting design for secure installation

Technical Specifications

• Catalog Number: A3T700
  
• Series: A3T – Class T – Fast-Acting
  
• Fuse Class: Class T
  
• Ampere Rating: 700A
  
• Rated Voltage AC: 300VAC
  
• Rated Voltage DC: 160VDC
  
• Frequency: 50/60 Hz
  
• Interrupting Rating: 200 kA AC
  
• Mounting Type: Bolted
  
• Terminal Type: Blade
  
• Terminal Material: Copper
  
• Body Material: GMG Glass Melamine
  
• Product Length: 85.9 mm
  
• Product Diameter: 52.8 mm
  
• Product Weight: 0.3615 kg
  

Material Compliance and Certifications

• RoHS Compliant
• Suitable for low-voltage UL fuse applications
• Designed for both AC and DC systems
  

Where It Works Best

• The Mersen A3T700 is well suited for:
• Industrial power distribution systems
• UPS and backup power equipment
• Battery energy storage systems
• Motor control centers
• Manufacturing equipment
• Commercial electrical panels
• Renewable energy applications