NOS-50 - Essential Electric Supply
NOS-50 - Essential Electric Supply

Bussmann NOS-50 - RK5 Class Fuse 50A 600V (50kA AIC)

Bussmann
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Bussmann NOS-50 is a low-voltage current-limiting fuse designed for protecting electrical circuits and equipment from short-circuit and overload conditions. It features a 50A current rating and a 600V AC voltage rating, housed in a compact, single-barrel construction with dimensions of 5.5 in x 1.06 in x 1.06 in. The fuse is built to RK5 class standards, providing a high interrupting rating of 50kA at 600V, and complies with key industry certifications including UL and CSA. Its robust design makes it suitable for a wide range of industrial power distribution applications, including motor control centers and panelboards.

Key Features & Specifications
  • Type: Low-voltage, current-limiting, time-delay fuse, RK5 class, single barrel construction
  • Voltage Rating: 600V AC
  • Current Rating: 50A
  • Dimensions: 5.5 in (Length) x 1.06 in (Height) x 1.06 in (Width)
  • Weight: 0.25 lb
  • Diameter: 2.59 in
  • Standards & Certification: CE, UL Listed (Guide JDDZ, File E4273), STD 248-9, CSA Certified (Class 1421-01, File 53787)
  • AIC Rating: 50,000 Amps @ 600V
  • Class Rating: RK5
  • Barrels: 1
  • Country of Origin: Mexico


Product Identification
  • UPC: 05171231050
  • GTIN: 00051712310505