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Littelfuse L50QS500 - High-Speed Fuse 500V 500A

Littelfuse
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The Littelfuse L50QS500 is a high-speed semiconductor fuse from the Powr-Speed family, designed to provide overcurrent protection for power electronic circuits. It is rated for 500V AC/DC with a continuous current rating of 500A and offers an interrupting capacity of 200kA at 500V. This fuse features a round body construction with a single barrel, a diameter of 2 inches, and a weight of 2 lb, ensuring robust physical handling. It complies with industry standards for high-speed fuse applications, making it suitable for protecting sensitive semiconductor devices. Typical industrial applications include variable frequency drives, power rectifiers, and UPS systems where rapid fault clearing is critical.

Key Features & Specifications
  • Type: L50QS Series High-Speed Semiconductor Fuse, Round Body
  • Voltage Rating: 500V AC/DC
  • Current Rating: 500A
  • AIC Rating: 200kA@500V
  • Diameter: 2 in
  • Barrels: 1
  • Weight: 2 lb
  • Family: Powr-Speed
  • Item Subcategory: Low Voltage


Product Identification
  • UPC: 079458860108