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Description

The L25S Series is a traditional North American Bolted style high-speed fuse for protection of power semiconductor devices that are rated up to 250 V ac and 200 V dc.

Littelfuse POWR-SPEED? products offer optimized circuit protection at the extremely fast speed required to protect power semiconductor devices such as silicon controlled rectifiers (SCR’s), diodes, thyristors, triacs, transistors, and similar solid-state devices. These devices are used in power equipment including variable speed drives, power rectifiers, UPS systems, dc power supplies, and in a wide range of electronic equipment. May be used wherever extremely

fast-acting, current-limiting fuses are used with no time

delay required.

Features/Benefits

Compliance with US and Canadian requirements

Traditional North American Bolted Style dimensions

Class aR performance

Direct bus-bar mount or stud mount design

RoHS compliant applications

Applications

Power converters (inverters, rectifiers, UPS)

Power supplies

Industrial heaters

Variable speed drives

Battery chargers

Soft starters

Specifications

Voltage Ratings Ac: 250 V

Dc: 200 V–250 V

Ampere Range 1 - 800 A

Interrupting Rating Ac: 200 kA

Dc: 20 kA Self Certified

Approvals UL Recognized (File: E71611)

CSA Recognized (File: LR29862)

Time Constant 10ms

Material Body: Melamine

Caps: Copper Alloy (Silver Plated)

Environmental RoHS

Country of Origin Mexico

Operating Temperature -55 °C to +125 °C

Storage Temperature Up to 35 °C with Relative Humidity