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Littelfuse IDSR090 - RK5 Time Delay Fuse 90A 600V

Littelfuse
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Littelfuse IDSR090 is a low voltage fuse designed for providing reliable overcurrent protection in industrial power distribution systems. It features a 90A current rating and a 600V voltage rating, suitable for a wide range of applications. The fuse is constructed as a single-barrel, dual-element time-delay device with a 1.31-inch diameter and an interrupting rating of 200kA at 600V. It complies with UL Standard 248-12, carrying both UL Listed and CSA certifications as a Class RK5 fuse. Typical applications include motor branch circuit protection and safeguarding transformers or feeder circuits where high fault current availability and time-delay characteristics are required.

Key Features & Specifications
  • Type: IDSR Series, UL Class RK5 Dual-Element Time Delay Fuse with Indication
  • Voltage Rating: 600V
  • Current Rating: 90A
  • Dimensions: 1.31" Diameter
  • Standards: UL Standard 248-12, UL Listed, CSA Certified
  • Applications: Motor protection, transformer protection, feeder circuit protection
  • AIC rating: 200kA @ 600V
  • Class Rating: RK5
  • Barrels: 1
  • Weight: 1 lb


Product Identification
  • UPC: 079458015713
  • GTIN: 00079458015713