Mersen A550X175E-1(S) - Medium Voltage Current-Limiting Fuse 5.5kV/175A (IEEE C37.41 Compliant)

Mersen A550X175E-1(S) is a medium voltage current-limiting fuse from the CS-3 series, designed to protect electrical equipment from short-circuit and overload conditions in industrial power systems. Rated for 5.5kV AC with a 175A current capacity, it features a robust ceramic body construction with precision-engineered silver fuse elements for reliable interruption. The fuse meets IEEE C37.41 standards and carries UL/CSA certifications, ensuring compliance with North American electrical safety requirements. Its 11 lb weight and compact form factor make it suitable for switchgear, motor starters, and transformer protection in utility and heavy industrial applications.

Key Features & Specifications

• Type: Current-limiting medium voltage fuse with ceramic body and silver element
• Voltage Rating: 5.5kV AC
• Current Rating: 175A
• Dimensions: CS-3 series standard
• Standards: IEEE C37.41, UL/CSA certified
• Applications: Industrial switchgear, transformer protection, motor circuits
• Weight: 11 lb
• Family: CS-3 Series
• Item Subcategory: Medium Voltage Fuse