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Mersen AB4T Series Time Delay Class L Fuses 700 A 600 VAC/500 VDC 200/100 kA

Mfg #: A4BT700
BOR #: 2062866
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The high interrupting rating of A4BT current-limiting fuses is suited for protecting mains, feeders, and general circuits.

  • The 10-second time-delay at 500% of fuse rating is for large motors and other loads with a high inrush.
  • A4BT fuses are suitable for DC applications up to 500VDC.
  • An A4BT fuse can be applied to normal loads up to its full ampere rating to allow 100% rating of equipment, while also providing superior current-limiting ability.
  • Unique dimensions prevent replacement by other fuse classes
  • Blade-stamped catalog numbers for permanent identification
  • Glass melamine body and plated terminals provide superior reliability in harsh environments
  • Full 10-second delay
  • DC ratings
  • Uniform characteristics in all ampere ratings
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Product can be ordered only in multiples of
Brand Mersen  
Length (Fraction) 8-5/8 in  
Voltage 600 VAC/500 VDC  
Interrupting Rating 200/100 kA  
Diameter (Fraction) 2-1/2 in  
Diameter 2.50 in  
Length 8.625 in  
Material Melamine  
Amperage 700 A  
Terminal Type Knife Blade  
Mounting Type Bolt-on  
Rejecting Non-rejection  
Fuse Speed Time Delay  
Indicator Type Non-indicating  
Mersen Specification Sheet Specification Sheet

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