Mersen A4BX1200-55ALR - Low Voltage Fuse 600V/1200A (Class ACB Bolt-In)
Mersen A4BX1200-55ALR - Low Voltage Fuse 600V/1200A (Class ACB Bolt-In)
Mersen A4BX1200-55ALR - Low Voltage Fuse 600V/1200A (Class ACB Bolt-In)
Mersen A4BX1200-55ALR - Low Voltage Fuse 600V/1200A (Class ACB Bolt-In)

Mersen A4BX1200-55ALR - Low Voltage Fuse 600V/1200A (Class ACB Bolt-In)

Mersen
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Mersen A4BX1200-55ALR is a low-voltage current-limiting fuse designed for high-capacity circuit protection in industrial power distribution systems. Rated for 600V AC applications with a 1200A current capacity, this bolt-in fuse features Mersen's Amp-Trap design for rapid short-circuit interruption and arc flash mitigation. The 4 lb Class ACB fuse employs a robust aluminum construction with precise time-current characteristics, complying with UL 248 and IEC 60269 standards. Its engineered design provides reliable protection for busways, switchgear, and motor control centers in heavy industrial environments.

Key Features & Specifications
  • Type: A4BX current-limiting fuse with aluminum construction
  • Voltage Rating: 600V AC
  • Current Rating: 1200A
  • Class Rating: ACB
  • Connection: Bolt-in termination
  • Standards: UL 248, IEC 60269
  • Applications: Industrial busway, switchgear, MCC protection
  • Weight: 4 lb
Product Identification
  • UPC: 78200193756
  • GTIN: 00782001937560