L50QS250 - Littelfuse 250A 500V AC/DC High-Speed Semiconductor Fuse Round Body Bolt-On

L50QS250

L50QS250 is a high-speed semiconductor fuse designed for reliable protection of sensitive power electronics in industrial applications. This round body fuse features a 250A current rating and 500V AC/DC voltage rating, making it ideal for safeguarding high-power semiconductor devices in demanding environments. The L50QS250 is extremely current limiting with low energy let-through (I2t), ensuring balanced performance and extended equipment longevity. It is designed for bolt-on mounting, supporting easy installation in a variety of configurations. Engineered for fast and reliable short-circuit protection, the L50QS250 offers a 200kA AC interrupting rating and 50kA DC interrupting rating, meeting the needs of critical industrial and power distribution systems. Its traditional North American bolted-style dimensions and universal mounting options provide flexibility for diverse installation requirements. The fuse is compliant with global standards, supporting broad market applications and streamlined inventory management.

• Part Number: L50QS250
• Manufacturer: Littelfuse
• Series: L50QS
• Current Rating: 250A
• Voltage Rating: 500V AC/DC
• Mounting Type: Bolt-On
• Interrupting Rating: 200kA AC, 50kA DC
• Fuse Type: High-Speed Semiconductor
• Body Style: Round Body
• Compliance: RoHS, REACH, Halogen Free
• Application: Industrial Power, Semiconductor Protection
• Standards: Class aR, UL Listed

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Specifications

• Part Number: L50QS250
• Manufacturer : Littelfuse
• Brand : Littelfuse
• Category : Fuse
• Item Subcategory : Low Voltage
• Family : Powr-Speed
• Type : L50QS Series – High-Speed Semiconductor Fuse, Round Body
• Voltage : 500
• Amperage : 250
• AIC rating : 200kA@500V
• Diameter : 1.5
• Barrels : 1

Product Data

• UPC : 079458860047
• Weight : 1