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Group: Littelfuse
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Catalog excerpts
![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 1](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_1m.jpg)
Expertise Applied | Answers Delivered POWR-SPEED® PRODUCTS HIGH-SPEED FUSES FUSE BLOCKS & HOLDERS MICROSWITCHES FAST-ACTING FUSES
Open the catalog to page 1![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 2](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_2m.jpg)
NEW PSR Series High-Speed Square-Body Fuses Now available in case sizes 70 and 73 Plus, expanded ratings for case sizes 71 and 72
Open the catalog to page 2![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 3](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_3m.jpg)
POWR-SPEED ® Fuse Catalog CROSS REFERENCE GUIDE High-Speed Round-Body Fuses © 2018 Littelfuse High Speed Products Catalog
Open the catalog to page 3![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 4](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_4m.jpg)
Drill Pins Stone-Sand Filled *not shown OPTIMIZED FOR PERFORMANCE AND EFFICIENCY These certified high-speed fuses are optimized for performance and efficiency to better protect your critical power semiconductors against short circuits. How is POWR-SPEED better? Backed by over 40 years of experience, Littelfuse engineered the POWR-Speed line to help you protect critical power electronics from overcurrents that may cause damage to your equipment. High-speed fuses are reliable, very fast-acting products that can reduce the amount of short circuit current and improve the life of your...
Open the catalog to page 4![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 5](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_5m.jpg)
Semiconductor FusesCopper Alloy End Plates Alumina High-Grade Ceramic Body Stone Sand Silver-Copper Through-Lay Elements 100% Pure Silver Element Bridges *Round-body style only **Square-body style only © 2018 Littelfuse High Speed Products Catalog 3 littelfuse.com/powr-speed
Open the catalog to page 5![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 6](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_6m.jpg)
POWR-SPEED® Fuse Llttelfuse* Expertise Applied | Answers Delivered PSR SERIES HIGH-SPEED SQUARE BODY FUSES Semiconductor Fuses • Flush End • 40 A - 2000 A Specifications Voltage Range Amperage Range Interrupting Range Time Constant Microswitch Mounting Material Approvals Description Littelfuse PSR Series High-Speed Square Body Fuses are specially designed for protection of power semiconductor devices such as diodes, triacs, IGBTs, SCRs, MOSFETs and other solid state devices that are typically designed into power conversion and power conditioning equipment. Variable frequency drives,...
Open the catalog to page 6![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 7](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_7m.jpg)
POWR-SPEED® Fuse ^ Uttelfuse' Expertise Applied | Answers Delivered PSR SERIES HIGH-SPEED SQUARE BODY FUSESElectrical Characteristics CASE SIZE* © 2018 Littelfuse High Speed Products Catalog
Open the catalog to page 7![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 8](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_8m.jpg)
POWR-SPEED® Fuse Llttelfuse* Expertise Applied | Answers Delivered
Open the catalog to page 8![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 9](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_9m.jpg)
^ Uttelfuse' Expertise Applied | Answers Delivered PSR SERIES HIGH-SPEED SQUARE BODY FUSESDimen s ions DIMENSIONS IN MM (IN) © 2018 Littelfuse High Speed Products Catalog 7 littelfuse.com/powr-speed
Open the catalog to page 9![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 10](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_10m.jpg)
POWR-SPEED® Fuse Llttelfuse* Expertise Applied | Answers Delivered 700 VAC/DC • 35-800 A • Traditional Round-Body Bolted Style cSO^us C 6 Specifications Voltage Rating Amperage Rating Interrupting Rating Material Approvals Environmental Country of Origin Operating Temperature Storage Temperature AC: 700V DC: 700V 35 - 800 AC: 200 kA DC: 50 kA Body: Melamine Caps: Copper Alloy (Silver Plated) UL Recognized (E71611) cURus (E71611) RoHS Compliant, REACH Mexico -55C to +125C Up to 35C with Relative Humidity <65% The L70QS Series is a next generation High-Speed Fuse for the protection of...
Open the catalog to page 10![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 11](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_11m.jpg)
POWR-SPEED® Fuse ^ Uttelfuse' Expertise Applied | Answers Delivered L70QS SERIES HIGH-SPEED ROUND-BODY FUSESElectrical Specifications zo So ZSD CD AMPERAGE RATING © 2018 Littelfuse High Speed Products Catalog 9 littelfuse.com/powr-speed
Open the catalog to page 11![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 12](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_12m.jpg)
L70QS SERIES HIGH-SPEED ROUND-BODY FUSES Dimensions Millimeters [inches] Stud Size: M8 (5/16”) Recommended Torque: 15 Nm (132.76 in-lb) Stud Size: M8 (5/16”) Recommended Torque: 15 Nm (132.76 in-lb) Stud Size: M8 (5/16”) Recommended Torque: 15 Nm (132.76 in-lb) Stud Size: M12 (1/2”) Recommended Torque: 54 Nm (477.94 in-lb) Stud Size: M12 (1/2”) Recommended Torque: 54 Nm (477.94 in-lb)
Open the catalog to page 12![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 13](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_13m.jpg)
POWR-SPEED® Fuse M Littelfuse* Expertise Applied | Answers Delivered 500 VAC/DC • 35-800 A • Traditional Round-Body Bolted Style Specifications Voltage Rating Amperage Rating Interrupting Rating Material Approvals Environmental Country of Origin Operating Temperature Storage Temperature AC: 500V DC: 500V 35 - 800 AC: 200 kA DC: 50 kA Body: Melamine Caps: Copper Alloy (Silver Plated) UL Recognized (E71611) cURus (E71611) RoHS Compliant, REACH Mexico -55C to +125C Up to 35C with Relative Humidity <65% The L50QS Series is a next generation High-Speed Fuse for the protection of power...
Open the catalog to page 13![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 14](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_14m.jpg)
POWR-SPEED® Fuse Llttelfuse* Expertise Applied | Answers Delivered littelfuse.com/powr-speed 12 © 2018 Littelfuse High Speed Products Catalog
Open the catalog to page 14![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 15](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_15m.jpg)
L50QS SERIES HIGH-SPEED ROUND-BODY FUSES Dimensions Stud Size: M8 (5/16”) Recommended Torque: 15 Nm (132.76 in-lb) Stud Size: M8 (5/16”) Recommended Torque: 15 Nm (132.76 in-lb) Stud Size: M8 (5/16”) Recommended Torque: 15 Nm (132.76 in-lb) Stud Size: M8 (5/16”) Recommended Torque: 15 Nm (132.76 in-lb) © 2018 Littelfuse High Speed Products Catalog Stud Size: M12 (1/2”) Recommended Torque: 54 Nm (477.94 in-lb)
Open the catalog to page 15![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 16](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_16m.jpg)
POWR-SPEED® Fuse Llttelfuse* Expertise Applied | Answers Delivered 700 VAC • 650 VDC • 10-800 A • Traditional Round-Body Style RoHS ice Specifications Voltage Rating Amperage Rating Interrupting Rating Material Mounting Type Operating Temperature Storage Temperature Approvals Environmental Country of Origin Description Littelfuse L70S Series High-Speed Fuses are designed to protect today's equipment and systems, and are manufactured with Littelfuse-developed technology that sets standards for accuracy, consistent quality, reliability, and predictable performance. Littelfuse engineers have...
Open the catalog to page 16![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 17](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_17m.jpg)
POWR-SPEED® Fuse ^ Uttelfuse' Expertise Applied | Answers Delivered L70S SERIES HIGH-SPEED FUSEElectrical Specifications CATALOG NUMBER Dimensions AMPERE FIGURE DIMENSIONS INCHES (MM) © 2018 Littelfuse High Speed Products Catalog 15 littelfuse.com/pow
Open the catalog to page 17![HIGH-SPEED SEMICONDUCTOR FUSES CATALOG - 18](https://img.directindustry.com/pdf/repository_di/17136/high-speed-semiconductor-fuses-catalog-827771_18m.jpg)
Expertise Applied | Answers Delivered POWR-SPEED® Fuse L50S SERIES HIGH-SPEED FUSE @®.C€[Rqhs 500 VAC • 450 VDC • 10-800 A • Traditional Round-Body Style Specifications Voltage Rating Amperage Rating Interrupting Rating Material Mounting Type Operating Temperature Storage Temperature Approvals Environmental Country of Origin Description Littelfuse L50S Series High-Speed Fuses are designed to protect today's equipment and systems, and are manufactured with Littelfuse-developed technology that sets standards for accuracy, consistent quality, reliability, and predictable...
Open the catalog to page 18All Littelfuse catalogs and technical brochures
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Fuse Fundamentals
20 Pages
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INDUSTRIAL CIRCUIT PROTECTION
292 Pages
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SURGE PROTECTIVE DEVICES
32 Pages
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HIGH-SPEED SEMICONDUCTOR
72 Pages
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Power Semiconductor & IC
133 Pages
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Dc Disconnect Switches
2 Pages
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ESR_Fuse_Datasheet
6 Pages
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ELECTRICAL COILS
2 Pages
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PRODUCTS FOR AGRICULTURE
36 Pages
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CIRCUIT PROTECTION
15 Pages
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MSL Classification
2 Pages
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SE-325 SERIES (PGM-8325)
1 Pages
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SE-CS10 SERIES
2 Pages
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ECSW SERIES
3 Pages
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LSR-0
1 Pages
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LSRU SERIES
2 Pages
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LSRX / LSRX-C SERIES
2 Pages
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50R-400-ALT
1 Pages
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ALT SERIES
2 Pages
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05903300 & 05903500 RELAYS
1 Pages
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05930100 & 05930800 RELAYS
1 Pages
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05931300 & 05931600 RELAYS
1 Pages
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QJxx30LH4 series
6 Pages
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Thyristors QJ8012xHx Series
8 Pages
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30KPA-HRA Series
7 Pages
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AK1-Y Series
4 Pages
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QJxx40xx Series
8 Pages
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TS Series
11 Pages
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AFTERMARKET PRODUCTS CATALOG
136 Pages
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Littelfuse SIDACtor Products Catalog
239 Pages
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Electronic Fuse Products Catalog
409 Pages
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Passenger Car Catalog
60 Pages
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Polyfuse PPTC Catalog
128 Pages
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POWRGARD Electrical Product Catalog
202 Pages
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Protection Relays SSAC Catalog
524 Pages
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Sensors Products Catalog
20 Pages
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SIDACtor Catalog
239 Pages
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TVS Diode Array (SPA) Catalog
215 Pages
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Varistors Catalog
254 Pages
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SOLAR PRODUCTS CATALOG
28 Pages
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MP8000
2 Pages
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MicroPlex® SSR18 AND SSR30
2 Pages
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606 Series
3 Pages
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ST Series
3 Pages
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885 Series Fuse
3 Pages
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MicroPlex® 7X, 7H, & 7L
2 Pages
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TPSMB Series
6 Pages
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TPSMD Series
6 Pages
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ISOBUS SYSTEM
2 Pages
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POLYFUSE®
6 Pages
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Passenger Car Solutions
60 Pages
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TVS Diode Catalog
174 Pages
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Switching Thyristor Product Catalog
442 Pages
Archived catalogs
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AFTERMARKET PRODUCTS CATALOG
132 Pages
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Littelfuse Thyristor Catalog
467 Pages