Bussmann NOS-50 - RK5 Class Fuse 50A (50kA@600V Interrupting Rating)

Bussmann NOS-50 is a low voltage current-limiting fuse designed for circuit protection in industrial electrical systems. This RK5 class fuse features a 50A current rating and 600V voltage rating with an interrupting capacity of 50kA at 600VAC. The single-barrel construction measures 5-1/2 inches in length with a 2.59-inch diameter and weighs 1.25 lb, utilizing current-limiting technology for rapid fault interruption. It complies with multiple industry standards including UL Listed, CSA Certified, and CE markings. Typical applications include motor branch circuits, feeder circuits, and industrial control panels where high-interrupting capacity protection is required.

Key Features & Specifications

• Type: Low Voltage Current-Limiting Fuse, RK5 Class, Single Barrel
• Voltage Rating: 600V AC
• Current Rating: 50A
• Dimensions: 5-1/2 inches length, 2.59 inches diameter
• Standards: UL Listed (File E4273), CSA Certified (Class 1421-01, File 53787), CE, Guide JDDZ, STD 248-9
• Applications: Motor branch circuits, feeder circuits, industrial control panels
• AIC rating: 50kA@600V
• Class Rating: RK5
• Barrels: 1
• Weight: 1.25 lb
• Certification: CE, UL Listed, Guide JDDZ, File E4273, STD 248-9, CSA Certified Class 1421-01, File 53787
• Country of Origin: Mexico

Product Identification

• UPC: 05171231050
• GTIN: 00051712310505