S&C Electric 489020R5 - SMD-2B Fuse Link 138kV 20A (8.75kA AIC)

S&C Electric 489020R5 is a high-voltage fuse link designed for circuit protection in electrical distribution systems. This SMD-2B class fuse operates at 138,000 volts with a 20-ampere current rating and features a slow blow velocity characteristic for coordinated protection. Constructed as a durable fuse link weighing 15 lb, it provides reliable interruption with an 8.75 kA AIC rating at 138 kV. The unit complies with industry standards for high-voltage applications and is typically deployed in utility substations, industrial power systems, and electrical distribution networks requiring precise overcurrent protection.

Key Features & Specifications

• Type: SMD-2B high-voltage fuse link with slow blow operation
• Voltage Rating: 138,000V AC
• Current Rating: 20A
• Class Rating: SMD-2B
• AIC Rating: 8.75kA@138kV
• Velocity: Slow blow
• Weight: 15 lb
• Section: Fuse Link
• Item Subcategory: High Voltage