Mersen A1550X25E-1B - Medium Voltage Fuse 15.5kV/25A (50kA AIC, Class E)

Mersen A1550X25E-1B is a medium-voltage current-limiting fuse from the CS-3 series, designed for high-voltage circuit protection in industrial power systems. Rated for 15.5kV AC with a 25A current capacity, it features a ferrule connection, single-barrel construction, and a 50kA interrupting capacity at rated voltage. The Class E-rated fuse measures 2" in diameter with 15" clip centers and weighs 5 lb, meeting stringent industry standards for medium-voltage applications. Its robust design ensures reliable protection for transformers, motors, and switchgear in utility and industrial power distribution networks.

Key Features & Specifications

• Type: Current-limiting medium-voltage fuse with silver-sand construction
• Voltage Rating: 15,500V AC
• Current Rating: 25A
• Dimensions: 2" diameter, 15" clip center spacing
• Standards: ANSI/IEEE C37.46, UL 248-12
• Applications: Transformer protection, motor circuits, switchgear
• AIC rating: 50kA at 15.5kV
• Connection: Ferrule
• Barrels: 1
• Class Rating: E
• Weight: 5 lb