S&C Electric 445100R1 - SMD-1A Medium Voltage Fuse 46kV/100A (IEEE C37.40 Compliant)

S&C Electric 445100R1 is a medium-voltage current-limiting fuse designed for high-voltage circuit protection in industrial power systems. The SMD-1A class fuse features a 46kV voltage rating and 100A continuous current capacity, with a standard velocity characteristic for predictable fault interruption. Its rugged construction includes precision-engineered fusible elements housed in a durable 10 lb outdoor-rated assembly, complying with IEEE C37.40-2003 standards for medium-voltage fuses. This fuse is engineered for substation, utility, and industrial applications requiring reliable overcurrent protection in 46kV distribution systems.

Key Features & Specifications

• Type: SMD-1A current-limiting medium-voltage fuse
• Voltage Rating: 46000V AC
• Current Rating: 100A continuous
• Class Rating: SMD-1A
• Velocity: Standard interrupting characteristic
• Weight: 10 lb
• Standards: IEEE C37.40-2003 compliant
• Applications: Industrial power distribution, utility substations, medium-voltage switchgear