Mersen A2D400R - RK1 Class Fuse 400A@250V (200kA AIC)

Mersen A2D400R is a low-voltage current-limiting fuse designed for circuit protection in industrial power distribution systems. This RK1-class fuse features a 400A current rating and 250V voltage rating with a 200kA interrupting capacity, housed in a durable 8-5/8" cylindrical body with 2.56" diameter. It meets CSA C22.2 No. 248.12 and UL 248-12 standards for reliable overcurrent protection in motor control centers, switchgear, and panelboards. The single-barrel Amp-Trap 2000 series construction provides time-delay characteristics for selective coordination in 250V AC/DC applications.

Key Features & Specifications

• Type: A2D-R time-delay current-limiting fuse with sand-filled quartz construction
• Voltage Rating: 250V AC/DC
• Current Rating: 400A
• Dimensions: 8-5/8" length x 2.56" diameter
• Standards: CSA C22.2 No. 248.12, UL 248-12 (File E2137)
• Applications: Motor control centers, industrial switchgear, panelboard protection
• Class Rating: RK1
• AIC rating: 200kA @ 250V
• Barrels: 1
• Weight: 2 lb

Product Identification

• UPC: 782001991159
• GTIN: 00782001991159