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FLSR40 - Semiconductor Fuse 40A 690V AC (UL/IEC)

United Fuses
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The FLSR40 is a current-limiting fuse designed for the protection of semiconductor devices in power conversion equipment. It features a 690V AC voltage rating and a 40A current rating, housed within a compact and robust cylindrical ceramic body. This fuse is engineered to comply with international standards including UL 248-13 and IEC 60269-4, ensuring reliable performance in demanding industrial environments such as motor drives, UPS systems, and rectifier protection.

Key Features & Specifications
  • Type: Ceramic body, current-limiting semiconductor protection fuse
  • Voltage Rating: 690V AC
  • Current Rating: 40A
  • Dimensions: Refer to manufacturer datasheet for specific dimensions
  • Standards: UL 248-13, IEC 60269-4
  • Applications: Protection of diodes, SCRs, thyristors, and IGBTs in drives, UPS, and rectifiers
  • Weight: 5.19 lb