Bussmann KTN-R-225 - RK1 Class Fuse 225A (200kA AIC @ 250V)

Bussmann KTN-R-225 is a current-limiting fuse from the LIMITRON family designed for industrial circuit protection applications requiring high interrupting capacity. This RK1 class fuse features a 225A current rating and 250V voltage rating with an impressive 200kA interrupting capacity at 250V for reliable short-circuit protection. The single-barrel construction measures 8.5 inches in length with a 2.06-inch diameter cylindrical body and weighs 1 lb, providing robust physical characteristics for demanding environments. Engineered to meet industry standards for current-limiting fuses, this device delivers precise time-current characteristics for selective coordination in electrical distribution systems. Typical applications include motor branch circuits, feeder protection, and industrial control panels where high fault current interruption is critical.

Key Features & Specifications

• Type: Current-limiting time-delay fuse, single barrel construction
• Voltage Rating: 250V AC
• Current Rating: 225A
• Dimensions: 8.5" length × 2.06" diameter
• Standards: RK1 class rating
• Applications: Motor circuits, feeder protection, industrial control panels
• AIC rating: 200kA @ 250V
• Class Rating: RK1
• Barrels: 1
• Weight: 1 lb

Product Identification

• UPC: 051712407212
• GTIN: 00051712407212