L25S050 - L25S Series

L25S050 - L25S Series Semiconductor Fuse The Littelfuse L25S Series is a traditional North American bolted style high-speed fuse designed for the supplementary protection of power semiconductor devices such as silicon controlled rectifiers (SCRs), diodes, thyristors, triacs, transistors, and similar solid-state devices. These fuses provide extremely fast-acting, current-limiting protection with no time delay, suitable for power equipment including variable speed drives, power rectifiers, UPS systems, DC power supplies, and a wide range of electronic equipment. Ideal for electrical distributors and switchgear suppliers requiring reliable semiconductor protection solutions. Specifications Manufacturer: Littelfuse Manufacturer Part Number: L25S050 Amperage Rating: 50 A Voltage Rating AC: 250 V Voltage Rating DC: 200 V - 250 V Interrupting Rating AC: 200 kA Interrupting Rating DC: 20 kA (Self Certified) Time Constant: 10 ms Material: Body - Melamine; Caps - Copper Alloy (Silver Plated) Operating Temperature Range: -55 °C to +125 °C Storage Temperature: Up to 35 °C with Relative Humidity <65% RoHS Compliant Country of Origin: Mexico Product Weight: 48.3 grams Features Compliance with US and Canadian safety requirements (UL Recognized, CSA Recognized) Traditional North American bolted style dimensions for easy installation Class aR performance for semiconductor protection Direct bus-bar mount or stud mount design Extremely fast-acting, current-limiting operation with no time delay Designed specifically for fixed installations, not intended for moving vehicle applications Downloads & Links L25S Series Datasheet ChinaRoHS_L25S pdf ICPTest_L25S pdf CE L25S Series CSA 1422-30 029862