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

Mersen A1550X25E-1B is a medium voltage current-limiting fuse designed for protecting electrical equipment in industrial power distribution systems. This Class E fuse operates at 15.5kV with a 25A current rating and provides 50kA interrupting capacity at rated voltage. The single-barrel construction features ferrule connections with 15-inch clip center spacing and measures 2 inches in diameter with a 5 lb weight. It complies with industry standards for medium voltage protection applications and is typically used in motor control centers, transformers, and feeder circuits where reliable overcurrent protection is critical.

Key Features & Specifications

• Type: Medium voltage current-limiting fuse, single barrel construction with ferrule connections
• Voltage Rating: 15,500V AC
• Current Rating: 25A
• Dimensions: 2" diameter, 15" clip center spacing
• Standards: Class E rating
• Applications: Industrial power distribution, motor control centers, transformer protection
• AIC rating: 50kA @ 15.5kV
• Connection: Ferrule
• Barrels: 1
• Class Rating: E
• Weight: 5 lb
• Family: CS-3 Series
• Item Subcategory: Medium Voltage