KTN-R-450 - Eaton Bussmann Class RK1 Fast-Acting Fuse 450A 250V

KTN-R-450

KTN-R-450 is an Eaton Bussmann Series Class RK1 current-limiting, fast-acting fuse rated for 450A at 250Vac and 250Vdc applications. This rejection-style cartridge fuse delivers advanced short-circuit protection with a 200kA interrupting rating at 250Vac and 100kA at 250Vdc, providing 10X better current limitation to help prevent equipment damage during fault events. Ideal for critical industrial and commercial panelboard applications requiring reliable overcurrent protection and Class R rejection compatibility.

• Amperage Rating: 450A
• Voltage Rating: 250Vac / 250Vdc
• Fuse Type: Fast-Acting, Current-Limiting
• Class: RK1
• Interrupting Rating: 200kA at 250Vac, 100kA at 250Vdc
• Body Style: Cartridge Blade
• Rejection Feature: Class R rejection compatible
• Agency Listings: UL Listed (Std. 248-12, Guide JDDZ, File E54273), CSA Certified (Class 1422-02, File 53787), CE
• Application: Panelboards and branch circuit protection
• Non-Indicating Design

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Specifications

• Part Number: KTN-R-450
• Manufacturer : Eaton
• Brand : Bussmann
• Category : Fuse
• Item Subcategory : Low Voltage Fuse
• Family : LIMITRON
• Type : KTN-R
• Voltage : 250
• Amperage : 450
• AIC rating : 200kA@250V
• Diameter : 2.59
• Class Rating : RK1
• Barrels : 1

Product Data

• UPC : 051712407267
• GTIN : 00051712407267
• Dimensions : 10.38 in x 2.59 in x 2.59 in (Length/Depth x Height x Width)
• Weight : 3.25