Overcurrent Protection Fundamentals An excerpt from the POWR-SPEED® Fuses Application Guide

过流保护基础：摘自《POWR-SPEED®保险丝应用指南》

本文节选自POWR-SPEED熔断器应用指南，主要介绍了过电流保护的基本原理。内容包括过电流条件、过电流类型、功率半导体器件的保护、高速熔断器的构造和性能特点等。文章详细阐述了过电流对电气系统的影响，以及如何通过选择合适的熔断器来保护半导体器件。此外，还介绍了高速熔断器的不同类型、构造、操作原理以及性能曲线等。

LITTELFUSE  -  FUSES,POWER SEMICONDUCTOR DEVICE,高速保险丝,北美圆体式保险丝,HIGH-SPEED FUSE,NORTH AMERICAN ROUND BODY STYLE FUSES,保险丝,方体式保险丝,套圈式保险丝,SQUARE BODY STYLE FUSES,套圈式高速熔断器,FERRULE STYLE HIGH-SPEED FUSES,功率半导体器件,FERRULE STYLE FUSES,L25S SERIES,L50QS SERIES,PSR SERIES,L25S,L70S SERIES,L70S125,L70S,PSR,L50QS

过流保护基本原理：摘自POWR-SPEED®保险丝应用指南

本文节选自POWR-SPEED熔断器应用指南，主要介绍了过电流保护的基本原理。内容包括过电流条件、过电流类型、功率半导体器件的保护、高速熔断器的构造和性能特点等。文章详细阐述了过电流对电气系统的影响，以及如何通过选择合适的熔断器来保护半导体器件。此外，还介绍了高速熔断器的不同类型、构造、操作原理以及性能曲线等。

LITTELFUSE  -  POWR-SPEED®保险丝,POWR-SPEED® FUSES,L25S SERIES,PSR SERIES,L25S,PSR

Littelfuse（力特）高速半导体保险丝选型指南（英文）

POWR-SPEED® High-Speed Semiconductor Fuses INTRODUCTION    POWR-SPEED FUSES    POWR-SPEED FUSES High-Speed Square-Body Fuses    POWR-SPEED FUSES High-Speed Round-Body Fuses    POWR-SPEED FUSE ACCESSORIES    SPECIAL PURPOSE FUSES    POWR-SPEED® Fuse CROSS REFERENCE GUIDE   

LITTELFUSE  -  HIGH-SPEED ROUND-BODY FUSES,HIGH-SPEED FUSES,微型开关,高速半导体熔断器,HIGH-SPEED FUSE BLOCKS,蓄电池保护保险丝,高速熔断器,HIGH-SPEED FUSE BLOCKS,BATTERY PROTECTION FUSE,BATTERY PROTECTION FUSES,电池保护保险丝,盒式保险丝,断开开关,CARTRIDGE STYLE FUSE,功率-速度高速熔断器,保险丝座,SPECIAL PURPOSE FUSES,FUSE,FUSE HOLDERS,高速微动开关,POWR-SPEED HIGH-SPEED FUSES,FUSE BLOCKS,HIGH-SPEED SEMICONDUCTOR FUSES,高速圆形熔断器,MICROSWITCHES,高速保险丝盒,熔断块,HIGH-SPEED SQUARE-BODY FUSES,MICROSWITCH,微动开关,HIGH-SPEED FUSE MICROSWITCH,POWR-SPEED FUSE ACCESSORIES,高速方形熔断器,TELECOM POWER FUSES,专用熔断器,POWR-SPEED FUSES,DISCONNECT SWITCHES,电信电源保险丝,功率速度保险丝,HIGH-SPEED MICROSWITCHES,功率-速度保险丝附件,PSR033DL1000X,07945800229,KLC150,PSR072DL0400X,L50QS225,07945800228,07945800227,07945800226,07945800225,PSR070DL0250Z,L25S300.V,PSR032DL1500,PSR031DL0315Z,PSR031FL0450,PSR031DL0400Z,PSR030DS0450,L50S015.T,PSR071FS0200,PSR073FL0350Z,07945800224,PSR072DL0315X,07945800223,07945800222,07945800221,07945800220,PSR030DL0100,L70S030.T,PSR033DL0900X,L50QS050.T,L15S003.T,07945800239,07945800238,07945800237,07945800236,PSR033DL2250,PSR072DL,L25S006.T,L70S150.V,L75QS100.V,PSR031FS0450Z,PSR031UL0250,PSR033US0630,07945800235,0TLS080.TXLS,07945800234,PSR030DS0500Z,07945800233,PSR033FL0500,07945800232,PSR033DS1250,07945800231,PSR072UL0630X,07945800230,07945885600,07945800249,07945800248,PSR033DS0900X,07945800247,0KLC080.V,PSR072DL0550,PSR032DS1100X,PSR032UL0900,PSX1XLFL0550,L50S100.T,L50S150,07945800246,07945800245,07945800244,PSX3XLFL0900X,07945800243,07945800242,L75QS250,07945800241,07945800240,L50QS300.V,PSR032DS0550,PSR031FS0350,L50QS250,PSR031UL0630Z,PSR071FL0350,L25S100,PSR032DS1400,L75QS090.V,07945800253,07945800252,PSX3XLDB0630,PSX3XLDB1400X,07945800251,07945800250,0KLC005.T,PSR073FS0350Z,PSR030UL0160Z,PSR031US0630Z,L15S012.T,PSR031DL0800,PSR033FL0550,PSR030FS0200Z,PSR070UL0350Z,PSR071UL0160Z,PSR031FL0450Z,PSR073UL0350X,PSR030DS0630Z,PSR031US0550,07945884300,L70S600.X,PSR033FL1400,PSR072UL0500X,PSR071FS0200Z,PSX1XLFL0125,PSR071DL0500Z,L70QS035.V,PSR031FL0400,PSR073UL0630,PSR033US2250X,PSR033FL1800Z,PSR030DS0400,PSR073FS0315,L50QS275,PSR030FS0550Z,L50S100,PSR033FL2250Z,PSR031UL0500Z,PSR070FS0080Z,L60S005.T,PSR072FL0450Z,L15S300,PSR033US1800X,PSX1XLUB0280X,L70QS700,KLC175,PSX3XLDB0550X,0KLC125.X,PSR033FS0800,PSR030DL0125,PSR073DL1100X,PSX1XLFL0350X,PSR073DL1250,TLS006,PSR032FS1000,PSR070DL0400,L50S090.T,PSR032DS0500,PSR072FS0450Z,07945800219,07945800218,L15S025.T,PSR031US0500Z,PSR072DL0500,PSX1XLDB0350,PSX1XLFL0100,PSR033FS2250Z,L70S,PSR033US1500,PSR073FL0800,PSR033FS1800Z,PSX3XLUB0900,PSR071UL0550,L50S125,PSR070FL0080Z,PSR032DL1100X,PSR031US0500,PSR033UL2250X,L70S350.V,PSR033UL0700,PSR030DL0500,PSR072FL0500Z,L25S100.V,L25S175,PSX1XLUB0200,PSR030FL0200Z,PSX1XLDB0315X,PSR070 350 A,PSX1XLDB0400X,PSR032FL0700,L25S090.V,PSR033DL0900,PSR070FL0350Z,07945884350,PSR070DL0080,PSR033FL0900,L25S002.T,PSR031UL0450Z,L75QS300.X,PSR030FS0063,PSR073DL0350,PSR031DS0700,0KLC040.T,L75QS200,07945885200,PSR072FS0630Z,PSR070DL0050,PSR031US0450Z,PSR032FS0700Z,PSR030UL0400,L25S015.T,PSR072DL1000,L50S550,PSR033US1100X,PSR073FL0450,L50QS500.X,L50S050.T,PSR070FS0400,PSR071FL0160Z,PSR070DL0063,PSR030FL0630,PSR030FS0080,PSR072FS0900,PSR070DL0160Z,L50S300.V,PSX1XLDB0315,PSX3XLFL0450,L70QS350,PSR032UL0500,PSR072UL0280X,PSR071DL0280,PSR071FS0630,PSR033FS1400Z,07945885225,PSR031UL0630,PSR030FL0550Z,PSR031DS0350Z,PSR071UL0160,PSX1XLUB0630,PSR031DL0400,PSR073FS0700,PSR033DS0630X,PSX3XLFL1000X,PSR033FL1800,PSR033UL1100X,PSR031UL0200,PSR032DS,PSR032DL,PSR071DL0250,PSR031FL0800,PSR033DS0800,PSR032US0800,PSR033UL1600,L25S125,PSR033DL0500X,PSX3XLDB0900X,PSR072FL0630,PSR031DL0350Z,PSX3XLDB,PSR030DL0550,L50S500,PSR030DS0100Z,PSX3XLDB1100,PSR033DL1800,PSR073DL0315,L70S800.X,0TLS006.T,L50QS200,07945885250,PSR071FL0315,L50QS250.V,PSR032DL0630,PSR071DL0280Z,PSR032UL1400,PSR032DS0900,L25S150,0TLS030.SLSA,L70S600,L70QS300,PSR072UL0900X,PSR030DS0450Z,PSR032UL0550,PSX1XLFL0500,PSR073UL1100,PSR031FS0800Z,PSR030UL0450,PSR070UL0280,TLS100MB,L15S350.T,PSX3XLDB1000X,PSR072FL0630Z,PSR033DS0500X,L75QS225,L70QS070.V,PSR073FL0400,PSR032FL0700Z,L15S800.V,L60S040.T,PSR071DL0200,07945885150,L25S010.T,07945886001,PSR032FS1500,07945886002,07945886000,PSR033DL0630X,PSR031US0800Z,PSR030FL0125,PSR072UL1000X,PSR030DL0100Z,L60S300,PSR070FS0350,L60S700.X,PSR031DS0315,07945886005,07945886006,07945886003,07945886004,PSR072UL0450,07945886009,07945886007,PSX1XLUB0160,PSR032UL0450,07945886008,PSR070FS0125Z,ESR1XLDB,07945886012,07945886013,07945886010,PSR031DL0450,07945886011,TLS 100A-MB,PSR032FS0400Z,07945825195,L60S045.T,07945825194,L50QS700.X,0KLC250.X,07945825197,PSR033FS2250,07945825196,PSR032UL0700X,PSR030DL0550Z,07945825191,07945825190,07945825193,L75QS600,07945825192,07945886016,PSR070UL0315Z,PSR070UL0400Z,07945886017,07945886014,PSR033US1400X,07945886015,07945825199,07945825198,KLC600,07945886018,07945886019,L70S250,PSR030FL0100,07945886020,PSR032FS0630,07945886023,07945886024,07945886021,07945886022,07945885175,TLS030LSA,PSR070FL0125Z,PSR030FS0250Z,PSR070UL0250,PSX3XLFL1250,PSR030FL0250Z,07945886027,PSX1XLUB0100X,PSR073FS1250,07945886028,07945886025,L70S200.V,PSR073DL0400,07945886026,07945886029,07945886030,07945886031,07945886034,07945886035,07945886032,L25S045.T,PSR033DS0700,07945886033,L50S020.T,PSR072FL0800Z,PSX3XLFL0630X,PSR072FS0500,PSX1XLUB0450X,07945886036,PSR073DL0700X,PSR071UL,PSR073UL0800X,L50S600,PSR033UL1400X,PSR073UL1250X,PSR070FS0315,L50QS700,PSR031FS0500Z,PSR030UL0063,07945825162,07945825161,PSR070FL0050,07945825164,PSR032US0700X,07945825163,07945825160,0KLC700.X,L70S225,PSR031FS0800,PSR033US0550X,07945825169,PSR072DL0800X,07945825166,07945825165,07945825168,0794582,SOFT-STARTERS,SHORT-CIRCUIT CURRENT PROTECTION,BATTERY PROTECTION APPLICATION,电池架,直流公共母线系统,POWER CONVERTERS,短路电流保护,REGENERATIVE DRIVES,TELECOMMUNICATION EQUIPMENT,不间断电源,VARIABLE SPEED DRIVES,INVERTERS,功率转换器,UPS,控制电路,METAL PROCESSING EQUIPMENT,变速驱动器,AC DRIVES,BATTERY CHARGERS,ELECTRIC VEHICLE CHARGING STATIONS,POWER SUPPLIES,EV CHARGING STATIONS,SOFT STARTERS,BATTERY RACKS,小功率变流器,工业加热器,逆变器,BESSS,DC SYSTEMS,DRIVES,蓄电池充电器,POWER CONVERSION SYSTEMS,直流驱动器,驱动器,DC COMMON BUS PROTECTION,HYBRID PV-BESS INVERTERS,储能系统,直流喷射制动,BPU,RECTIFIERS,DC COMMON BUS SYSTEMS,POWER SUPPLIES,AC AND DC DRIVES,焊接设备,金属加工设备,电池保护装置,电信设备,CONTROL CIRCUITS,ENERGY STORAGE SYSTEMS,再生驱动,SMALL POWER CONVERTERS,SMALL POWER CONVERTER,DC DRIVES,BATTERY ENERGY STORAGE SYSTEMS,BATTERY PROTECTION UNIT,交流传动装置,DC INJECTION BRAKING,INDUSTRIAL HEATERS,电动汽车充电站,电池储能系统,WELDING EQUIPMENT,INVERTER,直流公共母线保护,功率转换系统,功率转换装置,直流系统,混合式PV-BESS逆变器,HEATERS,DC COMMON BUS,电源,电池保护应用,软起动器,POWER CONVERSION DEVICES,BESS,整流管,加热器

POWR-SPEED®系列高速保险丝

LITTELFUSE  -  HIGH-SPEED FUSES,MICROSWITCH,SEMICONDUCTOR FUSES,高速熔断器,半导体保险丝,保险丝座,FUSE HOLDERS,微动开关,MS3H SERIES,QS SERIES,L70QS SERIES,LSCR SERIES,PSR,L50QS,L70QS,MS7H SERIES,MS7H,MS SERIES,LSCR,PSR SERIES,L50QS SERIES,MS3H,MOTOR STARTERS,储能系统,直流喷射制动,软起动器保护,INVERTERS,电力电子,POWER ELECTRONICS,敏感电力电子器件,SOFT-STARTER PROTECTION,电动机起动器,高功率堆组件,AC DRIVES,RECTIFIERS,起重机设备,VARIABLE SPEED DRIVES,HEAVY LIFTING EQUIPMENT,变速驱动器,交流传动装置,SENSITIVE POWER ELECTRONICS DEVICES,POWER SUPPLIES,EV CHARGING STATIONS,INDUSTRIAL HEATERS,电动汽车充电站,HIGH POWER STACK ASSEMBLIES,DC COMMON BUS,DC INJECTION BRAKING,DC DRIVES,工业加热器,逆变器,电源,重型起重设备,直流公共总线,CRANES EQUIPMENT,ENERGY STORAGE SYSTEMS,整流管,直流驱动器

PSX系列高速方体POWR-SPEED®熔断器

该资料介绍了Littelfuse公司生产的PSX系列高速方形熔断器。这些熔断器专为电池储能系统（BESS）、光伏逆变器、直流母线系统和工业设备等高压直流应用设计，提供高达1500V直流电压和80A至1400A的电流额定值。

LITTELFUSE  -  FUSES,POWR-SPEED® FUSE,蓄电池保护保险丝,高速方体保险丝,POWR-SPEED®保险丝,HIGH-SPEED SQUARE BODY FUSES,BATTERY PROTECTION FUSES,保险丝,PSX1XLDB0080,PSX3XLDB1250,PSX1XLUB0315,PSX3XLUB0500X,PSX1XLFL0450,PSX3XLDB0500X,PSX1XLUB0280,PSX3XLUB0630,PSX3XLDB1100X,PSX3XLUB1400X,PSX3XLFL1250X,PSX1XLDB0250X,PSX1XLDB0125,PSX1XLDB0400,PSX1XLUB0200,PSX3XLUB1250X,PSX1XLDB0315X,PSX1XLFL0550X,PSX3XLFL0700,PSX1XLDB0400X,PSX1XLDB0630X,PSX1XLUB0550X,PSX1XLUB0160,PSX1XLDB0125X,PSX3XLDB0450,PSX1XLFL0200,PSX1XLFL0160,PSX1XLFL0280,PSX3XLUB1100,PSX1XLDB0250,PSX1XLUB0315X,PSX1XLDB0550X,PSX3XLFL1000,PSX1XLFL0250X,PSX1XLUB0400X,PSX1XLUB0125X,PSX3XLUB0800,PSX1XLUB0450,PSX3XLFL0550,PSX1XLUB0250X,PSX1XLUB0630X,PSX3XLFL1400,PSX1XLFL0315,PSX1XLFL0630X,PSX1XLFL0125X,PSX1XLFL0400X,PSX1XLDB0280X,PSX3XLUB0700X,PSX3XLFL0450X,PSX1XLFL0315X,PSX1XLFL0550,PSX3XLUB0550X,PSX3XLFL1250,PSX1XLDB0200X,PSX3XLDB0900,PSX1XLFL0100X,PSX3XLDB0500,PSX1XLUB0100,PSX1XLUB0100X,PSX3XLFL0900X,PSX1XLUB0500,PSX1XLDB0550,PSX3XLUB1000,PSX3XLUB0630X,PSX3XLUB0550,PSX3XLDB0800X,PSX1XLDB0315,PSX3XLFL0450,PSX1XLFL0450X,PSX3XLUB0700,PSX3XLFL0630X,PSX1XLDB0160X,PSX1XLDB0350X,PSX3XLDB1250X,PSX1XLUB0450X,PSX1XLUB0350,PSX3XLDB0630,PSX1XLDB0500X,PSX3XLDB1400X,PSX1XLUB0080X,PSX1XLUB0630,PSX1XLFL0250,PSX3XLUB0900X,PSX1XLDB0080X,PSX3XLUB1250,PSX1XLDB0280,PSX1XLDB0160,PSX3XLUB1400,PSX1XLUB0080,PSX3XLFL0700X,PSX1XLDB0200,PSX3XLDB0800,PSX3XLFL1000X,PSX3XLFL0500,PSX3XLUB1000X,PSX1XLFL0125,PSX1XLFL0400,PSX1XLUB0160X,PSX3XLDB0450X,PSX SERIES,PSX3XLFL0900,PSX1XLUB0125,PSX1XLUB0400,PSX1XLDB0450,PSX3XLFL0550X,PSX3XLUB0450X,PSX3XLUB0450,PSX3XLDB0900X,PSX,PSX1XLFL0080,PSX1XLUB0250,PSX3XLDB1100,PSX3XLFL0630,PSX1XLFL0080X,PSX1XLFL0630,PSX1XLUB0280X,PSX3XLDB0550X,PSX1XLDB0100,PSX1XLFL0350,PSX3XLDB0700X,PSX1XLFL0160X,PSX3XLFL0500X,PSX1XLDB0450X,PSX1XLUB0500X,PSX1XLFL0350X,PSX1XLDB0500,PSX1XLUB0350X,PSX3XLDB0700,PSX1XLFL0500,PSX3XLDB1000,PSX3XLFL0800,PSX3XLFL1400X,PSX1XLDB0350,PSX3XLUB0800X,PSX1XLFL0500X,PSX3XLDB0630X,PSX1XLFL0100,PSX1XLDB0100X,PSX3XLDB1000X,PSX3XLUB0500,PSX1XLDB0630,PSX3XLFL0800X,PSX1XLFL0200X,PSX3XLFL1100X,PSX3XLUB0900,PSX1XLUB0550,PSX1XLUB0200X,PSX3XLFL1100,PSX3XLDB0550,PSX3XLDB1400,PSX3XLUB1100X,PSX1XLFL0280X,HYBRID PV-BESS INVERTERS,INDUSTRIAL HEATERS,电池储能系统,WELDING EQUIPMENT,RECTIFIERS,DC COMMON BUS SYSTEMS,功率转换系统,焊接设备,金属加工设备,直流公共母线系统,工业加热器,混合式PV-BESS逆变器,BESSS,REGENERATIVE DRIVES,PHOTOVOLTAIC INVERTERS,再生驱动,BATTERY ENERGY STORAGE SYSTEMS,METAL PROCESSING EQUIPMENT,光伏逆变器,BESS,POWER CONVERSION SYSTEMS,整流管

BLN系列小型10x38mm保险丝

该资料介绍了Littelfuse公司的BLN系列10x38毫米快速熔断保险丝。这些保险丝适用于军事和控制电路，提供低成本过电流保护，并可作为主分支电路保险丝或断路器的补充备份保护。

LITTELFUSE  -  FUSES,FAST-ACTING FUSES,快熔保险丝,保险丝,BLN006,BLN005,BLN004,BLN,BLN008,0BLN030.T,0BLN020.T,0BLN001.T,0BLN002.T,0BLN025.T,0BLN003.T,0BLN004.T,0BLN005.T,BLN020,0BLN006.T,0BLN008.T,BLN003,BLN025,BLN002,BLN001,BLN01.5,BLN015,0BLN01.5T,0BLN010.T,0BLN012.T,0BLN015.T,BLN010,BLN SERIES,BLN030,BLN012,CONTROL CIRCUITS,控制电路,MILITARY APPLICATIONS,军事应用

彼德拉斯内格拉斯制造的灯座和保险丝的制造地点变更

Littelfuse宣布将位于墨西哥皮德拉斯内格拉斯的持有人和保险丝制造工厂搬迁至该市的新地点。搬迁旨在执行公司的业务增长战略，新工厂距离现有工厂约5公里。搬迁不会影响产品的形式、尺寸或功能，产品和生产流程保持不变。生产转移将于2024年3月4日开始，预计4月8日恢复生产。公司将建立安全库存以确保平稳过渡，供应不受影响。

LITTELFUSE  -  HOLDERS,FUSES,支架,保险丝,03440602Z,0202004.H,0279.200V,02540203Z,03452HS4H,03453LS2XXLN,03540903ZXGY,0203003.URG,03453LF3H,04820010ZXP,02860377H,03453HS8X,05200005ZXGY,03540821ZXBL,09050041H,03540911ZXGY,01550009ZXA,03452HS4X,0274.031V,03453RF3HX040,03453LF2X,02860377Z,04820010ZXB,03453HS8H,0273.600V,01550009ZXU,02540008Z,03420004H,0279.005V,0481005.HXESDP,03420028H,048102.5VXLP,02540202Z,0273001.H,03453QS8HX040,03455LS4X,03453LF4H,03450603HX040,03450913X,03420858XXTC,03420004X,03450601ZX010,03540001ZXGY,03420028X,0273001.V,0203003.HXG,03455LS4H,03453LF3X,03540806ZXGY,0481015.VXL,03453RF8ZX010,03540709ZXGY,03440601Z,0481015.VXP,02540007Z,0481.375H,02540201Z,03452HS2H,03452HS1X,03455LS3X,03452QS7H,0272.750V,048103.5VXL,048103.5VXP,03452HS2X,03455LS3H,0481.375V,03452QS7X,0272.750H,03440405X,02540006Z,03450612HX040,03452HS3H,03453LS7HXNP,03453LF1X,03453LF2H,04820001ZXPF,03455LS2X,03452QS8H,03453HS7X,03420006T,03420006Z,03450603HX020,03452HS3X,03453LF1H,02820002ZXA,03455LS2H,0274.250V,03452QS8X,03453HS7H,03453QS1HX040,03455LF8X,03440404X,03540912ZXGY,02540005Z,04811.33VXL,03453HS4X,03540807ZXGY,03455LS1X,03455LF8H,0202002.H,01550114ZXA,03540902ZXGY,03453HS4H,03455LF7X,0203004.URG,03455LS1H,0203002.H,03420048H,03440403X,04820020ZXB,02540004Z,03453LF8HXN,03453LS7HXLN,03453LF8HXL,03455LF7H,0203004.HXG,01500322HXF,0272.400V,03450701HX040,03450933X,03453HS2ZX010,03420048X,03453LF3HXLN,03420024Z,03452HS1H,0481015.HXLP,03420012HXP040,0279005.V,04820020ZXP,01550114ZXU,03455QS8HXL,03440402X,03420858XXL,03453LF2HXLN,04822001ZXPFSH,02540003Z,03453HS2H,0279.400V,03453QS7X,03452QS3H,03480877Z,020301.5URG,0273.400H,03480877X,0203.500URG,02450002X,04820009ZXB,03440403H,03420025Z,03453HS1X,03453QS7H,03452QS3X,03420001Z,02450002H,0273.400V,03450913H,0203.500HXG,020301.5HXG,01550020ZXA,03420104HX040,0481.750HXL,0279.750V,0481.750HXM,02540002Z,03452QS4H,03453HS3X,0273.750H,02450001X,03450903HX040,03453QS8X,03453HS2X,03452QS4X,03453LS8HXL,03540010ZXGY,03453HS3H,04820009ZXP,02450001H,03453QS8H,03455LF4X,0273.750V,01550020ZXU,03453LS8HXP,03440401X,03455LS2HXLNP,03453LS8HXN,03453LS4HXN,03420038HX010,03453LS4X,03440250H,03440804Z,03420028HXL,0481005.VXL,02540001Z,03453RF2HX040,0481005.VXP,03450101HX010,03455RF2H,03452LF7H,03453LF1HXN,0481.200HXL,03453LS4H,0203005.URG,03440250X,03540808ZXGY,048103.5HXLP,0203004.H,0481.200HXM,03453LS8HXNP,03453RF1HXLN,0278.005V,03455RF1X,04820001ZXBFH,0203.500H,03452LF7X,020302.5HXG,03453LS2HXBE,03453RF8HXN,03540707ZXGY,03440803Z,03450101H,03452LS1H,0203005.HXG,03540912ZXBL,03455RF1H,0274.600V,03452LF8H,0279003.V,03450101X,03453LF2ZX010,03453HS8ZX010,020302.5URG,048103.5HXMP,03452LS1X,03453LF4HX040,04810000V,03453RF2ZX010,03440802Z,04820003ZXPF,0272003.H,03453LS2X,03452LF4X,03453LF1HXLN,04820002ZXB,02800004Z,0272003.V,01550104ZXU,04820010ZXPF,03453LS2XXLNA,0202.125H,03453LS2H,09050023H,048107.5H,03420021Z,0481015.HXMP,04820002ZXP,0481002.HXESDP,03453LF8X,03453LF4ZX010,03440801Z,048107.5V,01550104ZXA,03453LS3X,03420022H,03540011ZXGY,03540901ZXGY,0274001.V,0272.600V,03453LS3H,03420022X,03453LS1HX020,0278.002V,03453LS4HXL,03452HS8H,0279.600V,03452LF2X,03480677Z,03453LF7H,02800002Z,03453HS1ZX010,03452HS8X,03480871Z,03452LF3H,03460877Z,0481003.VXLP,0273.200V,03450611ZX010,03453LF1HX040-WONB,03440605Z,0481020.H,03452LF3X,03450121H,03453LS1X,0481020.VXP,03455LS8X,02800003Z,03453LF8H,0481005.VXLP,0279001.V,03540708ZXGY,0481020.V,03450611HX040,03450121X,03452LF4H,03453LS1H,03453HS4HX040,0481020.VXL,03455LS8H,03453LF7X,0273.005V,02450002XXLN,03440604Z,03455LS7X,02800024Z,04820012ZXP,0272001.V,03453RF7ZX010,03450621HX020,03452LF1H,03540012ZXGY,03420104HXP040,04820012ZXB,03453LF4X,04820002ZXPF,03455LS7H,0272001.H,03420838H,03440603Z,0274003.V,03452HS7H,03455HS8HXNP,03460877H,03452LF1X,03540809ZXGY,0202005.HXG,03455LF1HX020,0272.050V,03450101HX020,03420838X,03480870Z,03452HS7X,03452LF2H,03450101ZX010,0278.200V,03455HS1H,02810007H,09010248H,03453HS7ZX010,03453LF3HX040,03450101HXAB010,03440125H,03560002Z,0202005.URG,03453HS7HXLN,0202.062HXG,0481015.H,0274.750V,0481015.V,0481010.HXLP,0279.050V,0APT0100HX2,03440125X,03455LS7HXLNP,03540601ZXGY,03453LS1HXL,02810008H,03400256Z,0481010.HXESDP,0481010.HXMP,0481002.HXL,0481002.HXM,03560001Z,0481002.HXP,04820004ZXPF,01550004ZXA,0272.800V,03453RF1HX040,05200101ZXS,03455QS4X,03455LF1HXL,04820017ZXBF,0279.800V,04820020ZXPF,03440854ZX010,03560004Z,03450621X,03540005ZXGY,0272.031V,0481005.VXLMP,03455QS4H,02800031Z,03480671Z,01550004ZXU,048103.5VXLP,03450121HX020,04820019ZXPF,03540101ZXGY,03450622H,03540906ZXGY,0274005.V,03560003Z,0481.500H,0481012.VXP,04820002ZXBF,03453HS2HXLNP,03540803ZXGY,0481012.VXL,03455QS3X,04820005ZXB,0274.400V,0202004.HXG,0481004.H,03540705ZXGY,0481004.V,04820005ZXL,09030097H,03450621H,03455QS3H,04820005ZXP,0481.500V,03450913HX040,0202004.URG,03453RF8HX040,03560006Z,0481.375VXL,0481.650VXL,03455QS2X,03540602ZXGY,0481.500HXESD,0273.010V,03440012X,03455QS2H,04820003ZXP,0272.250V,04820010ZXBFH,04820005ZXPF,01550014ZXA,03455LS1HXL,03590001Z,03560005Z,03455QS1X,01550120ZXU,03453LS2XXL,04

在SLC保险丝中添加标签图例（LFPCN_PG0176）

Littelfuse公司通知，SLC熔断器标签将更新，增加170VDC标识。此变更不影响产品尺寸、形状或功能，将于2024年3月生效。涉及的产品型号包括0SLC.500T等。

LITTELFUSE  -  FUSES,保险丝,0SLC003.T,0SLC015.T,0SLC002.T,0SLC001.T,0SLC003.HXR,0SLC035.HXR,0SLC060.T,0SLC.500T,0SLC050.T,0SLC002.HXR,0SLC030.T,0SLC040.T,0SLC020.T,0SLC030.HXR,0SLC008.T,0SLC010.T,0SLC045.T,0SLC006.T,0SLC012.T,0SLC005.T,0SLC004.T,0SLC025.T,0SLC035.T

POWR-SPEED®保险丝数据表PSR系列高速方体保险丝半导体保险丝•平端•125-2000A

PSR

LITTELFUSE  -  高速方体保险丝,HIGH-SPEED SQUARE BODY FUSES,PSR071FL0200Z,PSR030FL0125,PSR030FL0400,PSR030FS0350,PSR071FL0450,PSR071FS0160,PSR033FL1600Z,PSR072FL0500Z,MS3H1000C,PSR033FS2000,PSR071FS0200,PSR030FL0200Z,PSR032FS1100,PSR033FL1600,PSR032FL0700,PSR030FL0250,PSR032FS0800,PSR032FL1100Z,PSR033FS1600,PSR071FL0200,PSR030FL0160Z,PSR032FL1000,PSR030FL0350Z,PSR071FS0450,PSR030FS0500,PSR072FL0550,PSR030FL0500Z,PSR033FL2000,PSR033FL2000Z,PSR032FS0630,PSR030FL0315Z,PSR030FL0500,PSR030FS0250,PSR033FS1250,PSR072FS0630,PSR030FL0250Z,PSR030FL0125Z,MS7H1500C,PSR032FL0800Z,PSR030FL0400Z,PSR071FL0160Z,PSR071FL0350Z,PSR032FS0900,PSR030FL0350,PSR030FS0125,PSR030FS0400,PSR071FL0350,PSR033FL1500Z,PSR033FL1250,PSR071FS0350,PSR072FS0500,PSR030FL0550Z,PSR030FL0200,PSR071FL0450Z,PSR030FS0550,PSR072FL0500,PSR030FS0315,PSR033FL1800,PSR030FL0450Z,PSR033FL1400,PSR032FL0900,PSR071FS0400,PSR030FL0450,PSR071FL0400,PSR033FS1400,PSR033FL1800Z,PSR,PSR033FS1800,PSR072FL0630,PSR071FL0250,PSR071FS0250,PSR032FL0630,PSR032FL0900Z,PSR032FL0630Z,PSR071FL0250Z,PSR071FL0315,PSR033FL1250Z,PSR071FL0400Z,PSR030FS0450,PSR071FL0315Z,PSR032FL1000Z,PSR033FL1400Z,PSR033FL1100,PSR072FS0550,PSR071FL0160,PSR032FS1000,PSR072FL0550Z,PSR033FL1500,PSR032FL0800,PSR030FL0550,PSR030FS0160,PSR032FS0700,PSR033FS1500,PSR030FS0200,PSR033FL1100Z,PSR030FL0315,PSR033FS1100,PSR072FL0630Z,PSR032FL1100,PSR030FL0160,PSR071FS0315,PSR032FL0700Z,DC SYSTEMS (DC COMMON BUS, DC INJECTION BRAKING),电池保护应用（储能系统）,功率转换装置（UPS、逆变器、整流器、驱动器）,HEATERS AND POWER SUPPLIES,POWER CONVERSION DEVICES (UPS, INVERTER, RECTIFIERS, DRIVES),电动汽车充电站,ELECTRIC VEHICLE CHARGING STATIONS,直流系统（直流公共总线、直流喷射制动）,加热器和电源,PSR,BATTERY PROTECTION APPLICATION (ENERGY STORAGE SYSTEMS)

保险丝与建筑市场

Littelfuse提供多种UL认证的保险丝，针对商业建筑市场，满足严格的保护需求。产品包括不同类型的保险丝，如Class L、RK1、RK5、J、T、CC/CD和Midget，适用于电流限制、短路和过载保护。产品系列包括KLPC、KLLU、LDC、LLSRK/LLSRK_ID、KLNR/KLSR、FLNR/FLNR_ID、FLSR/FLSR_ID、IDSR_ID、JTD/JTD_ID、JLS、JLLN、JLLS、CCMR、KLDR、KLKR、BLF、BLN、BLS、FLA、FLM、FLQ、KLK、KLKD、KLQ、FLU等，具有不同的电压和电流额定值。

LITTELFUSE  -  FUSES,UL保险丝,UL FUSES,保险丝,LLNRK SERIES,KLNR SERIES,FLSR_ID SERIES,BLN,FLSR,KLNR,KLKR SERIES,FLM,BLS,KLLU,LDC,FLQ,KLK,KLDR,FLU,JTD SERIES,JLS,KLQ,LLSRK_ID,FLNR SERIES,LDC SERIES,LLNRK,KLKD,CCMR,JTD_ID SERIES,KLLU SERIES,LLSRK,KLDR SERIES,KLSR,JLLS SERIES,CCMR SERIES,JLLN,FLSR SERIES,LLSRK SERIES,FLNR_ID SERIES,LLSRK_ID SERIES,FLNR,JLLS,KLKR,KLPC SERIES,KLPC,JLLN SERIES,FLA,KLSR SERIES,JTD,JLS SERIES,BLF,COMMERCIAL CONSTRUCTION MARKET,商业建筑市场

传统高速保险丝POWR-GARD®保险丝数据表

本资料为Littelfuse公司生产的POWR-GARD®系列高速熔断器的数据表。该系列产品适用于150/250/600Vac电压等级，电流范围从1至1000A不等。资料提供了详细的规格参数、安培代码、推荐保险丝座、订购信息和尺寸图表。

LITTELFUSE  -  TRADITIONAL HIGH-SPEED FUSES,传统的高速保险丝,L15S050,L60S700,L60S17.5,L15S450,L60S020,L60S025,L60S300,0KLC150,0KLC030,0KLC700,0KLC025,L60S150,0KLC300,L25S175,L25S450,L25S050,0KLC17.5,L15S100,0KLC020,L60S030,L60S,L60S035,L15S060,L25S600,L25S045,L25S200,L25S040,L60S040,0KLC015,L15S500,L60S008,0KLC090,L60S800,L60S005,L60S006,L15S350,0KLC‡,0KLC010,0KLC012,L60S003,L60S004,L60S125,L60S400,L60S001,L15S070,L60S002,0KLC250,0KLC006,L60S090,0KLC007,0KLC008,0KLC800,0KLC002,0KLC003,0KLC004,0KLC125,0KLC400,0KLC005,L25S350,L25S070,0KLC080,L15S001,L15S002,L60S010,L60S250,0KLC001,L25S225,L25S500,L60S015,L15S080,L60S012,L25S100,L15S003,L15S004,L15S125,L15S400,L15S005,L15S006,L25S060,XXXXXXX.T,L15S007,L15S008,L15S800,L15S009,L60S225,L15S250,L60S500,0KLC070,L15S010,L15S012,L25S,0KLC350,0KLC110,L15S090,L25S015,L60S100,OKLC350,L25S012,L25S250,L25S010,L60S070,0KLC225,0KLC500,L15S015,L25S090,L15S020,L25S008,L25S800,0KLC100,L60S350,L25S005,0KLC060,L25S004,L25S125,L25S400,L25S006,L25S001,L60S080,L25S003,L25S002,L15S025,L15S300,L25S080,L15S,L15S150,L15S030,L60S600,0KLC,L15S1000,L15S035,0KLC175,0KLC450,0KLC050,L60S045,L60S200,0KLC600,L25S275,L25S035,L25S030,L60S050,0KLC200,L25S150,L15S040,OKLC060,L15S045,L15S200,L60S175,L60S450,0KLC045,0KLC040,L25S700,L25S025,L25S300,0KLC035,L25S020,L60S060,L15S600

JDYX2.E10480保险丝，补充组件

LITTELFUSE  -  FUSES,保险丝,279*,473*,461*,314020MX280,877+,325W+,218*+,FK1,FK3,255*,270181,4000024,112,476,477,478,479,429*,420003*,256*,250038*,474*,268*,220060*+,208003,216XXXSP*,FKS,4000014,242,485,220061*4-,4000010,452XXXC $,0486.800NR,325D +,420004*,WP92458-12,210XXXSP*,WP92458-16,452*$,220019*+,314015MX280,217XXXSP,617XXXSP,270154,490,876 +,326W+,221*,499*,WP91768-17,497,377,WP91768-18,259,WP91768-19,E4611.25ER,210XXXE*,208E*+,2205*,220007*+,440*,0486004.NR,876EC+,618XXXSP*,484* +,210*,0486.500NR,WP91768-118,213XXXE*7 213XXXSP*,WP91768-117,2206*,WP91768-119,453*,441*,324010MX280,314XXXSP,445070,876002SZ+,220021+,616XXXE*,211-,220045+,332*,487SP*+,315XXXMX125 + +,324025MX280,WP91769-139,FP1,65NM,WP90904-113,501S*,23001.5,WP90904-111,466*,220022+,454*,WP91769-39,220013*+,616*,ID313*,215XXXE*,WP91769-135,326D+,605,WP91769-35,0486005.NR,220059*+,322*,586001*,478E,FLU.44A,WP90736-12,F1251T,467*,450007*,WP90736-15,443*,617*,487E*+,835 E %,ITV1212,04861.25NR,202*,508XXXMX6,270*,270187,270186,456*,324015MX280,F1250T,FKS32,420001* 420002*,215XXXSP*,A210*+,618*,220012*+,479E,747,505,224XXXU+,506,WP90904-,508,0486001.NR,324*,203*,215*,04000022*,875001C*,450005*,433*,250041,4611.25EER,313*,324XXXSP,221XXXSP*,272*,458*,225XXXU+,835 %,WP90736-112,220015+,314*,229*,491*,487* +,459*,273*,242XXXA,777,A210XXXE*+,WP90736-115,492*,218*,65TS,450002*,324020MX280,262*,048602.5NR,219XXXA*+,TAC,250034,0486007.NR,250039,328XXXE,213* +,458XXXW*,216XXXE*,219* +,493*,449*,437*,251*,263*,275*,450011MR,216*+,325*+,835 SP %,432,312,420007*,676,218XXXSP〜 618XXXE*,220044*+,435,677,F0500T,318,217XXXE*,0486002.NR,494*,208*,FLU011A,314025MX280,438*,218XXXE*,208* +,215-SR,252*,276*,420008*,688,448,328,0486003.NR,617XXXE,471*,777S,325XXXSP,A210XXXSP,217*+,221XXXE*,451,209XXX*,420005*,314010MX280,326*+,ITV0412,278*,048601.5NR,472*,460*,230*,501*,451XXXC $,463,616XXXSP*,468,469,420006*

保险丝基本原理在电气系统的核心，保险丝保持运行

本文详细介绍了熔断器在电气系统中的作用和重要性，包括熔断器的特性、类型、选择和应用。文章首先阐述了高质量过电流保护的关键要素，接着讨论了过载和短路两种过电流类型，并分析了它们对电气系统的影响。随后，文章深入探讨了熔断器的特性，如操作特性、环境温度影响、电流限制、物理尺寸、指示、额定电流、额定电压和断开能力。此外，文章还介绍了电气系统规格和熔断器选择的相关因素，包括快速熔断器、高速半导体熔断器和延时熔断器的特点。最后，文章解释了时间-电流曲线和峰值通过曲线，并提供了选择合适熔断器的指导。

LITTELFUSE  -  延时保险丝,FUSES,HIGH-SPEED SEMICONDUCTOR FUSES,高速半导体熔断器,FAST-ACTING FUSES,双元件保险丝,DUAL-ELEMENT FUSES,TIME-DELAY FUSES,快熔保险丝,保险丝,ELECTRICAL SYSTEMS,电气系统

JFGA.E339112-光伏系统保险丝

本资料介绍了适用于光伏系统的熔断器产品，包括不同型号、额定电压、电流和断电能力等参数。产品型号涵盖SPF、SPH、SPFJ、KLKD、SPXC、SPXV、SPNH等多个系列，适用于不同电流和电压需求。资料还提及了产品认证和版权信息。

LITTELFUSE  -  FUSES,保险丝,SPF-E X,SPNH080.XXDE,SPNH 50-200A,SPNH160.X,SPFJXXXL,SPNH200.X2XLDE,SPNH315.X3L,SPNH100.XXDLMS,SPNH200.XXDEMS,SPNH200.X2XLDL,SPNH200.X2XL,SPNH050.XXDL,SPNH080.XXDLMS,SPH 015,SPNH350.X3LDE,SPFJ 70 - 200,SPFJ 450,SPNH125.XXDEMS,SPNH315.X3LDL,SPNH315.X3LDEMS,SPNH160.XXDEMS,SPFX,SPNH315.X3LDE,SPNH500.X3LDE,SPNH050.X,SPNH125.XXDE,SPNH200.XXDLMS,SPNH100.XXDL,SPNH250.X2XLDEMS,SPNH500.X3L,SPNH160.XXDL,SPNH050.XXDE,SPNH350.X3LDLMS,SPNH450.X3LDL,SPNH063.XXDLMS,SPNH080.XXDL,SPNH125.XXDL,SPNH100.XXDE,SPNH500.X3LDL,SPNH050.XXDLMS,SPFJ 250-400,SPNH080.XXDEMS,SPNH063.XXDEMS,SPNH250.X2XL,SPNH450.X3LDE,SPNH200.X2XLDLMS,SPNH450.X3L,SPNH200.X,SPNH160.XXDE,SPNH400.X3L,SPXCXXX,SPNH080.X,SPNH250.X2XLDE,SPNH400.X3LDLMS,SPNH200.XXDE,SPNH400.X3LDL,SPNH125.XXDLMS,SPXVXX,SPNH250.X2XLDLMS,SPNH200.XXDL,SPNH350.X3L,SPNH160.XXDLMS,SPNH350.X3LDL,SPNH063.X,SPNH400.X3LDE,SPNH063.XXDL,SPNH100.XXDEMS,SPNH050.XXDEMS,KLKDX,SPNH125.X,SPNH100.X,SPNH315.X3LDLMS,SPNH350.X3LDEMS,光伏系统,PHOTOVOLTAIC SYSTEMS

JDYX2.E10480-保险丝，补充-元件UL产品iQ

该资料详细介绍了多种补充保险丝的规格和参数，包括尺寸、额定电流、额定电压和断开能力。资料涵盖了不同类型的保险丝，如卡式、填充管式、表面贴装式等，并提供了多种型号的具体参数。

LITTELFUSE  -  FUSES,保险丝,497*,279*,473*,525-V,461*,314020MX280,210*+,877+,325W+,218*+,FK1 SERIES,FK3 SERIES,270181,4000024,525E,429*,420003*,677 SERIES,221XXXE+*,855 SERIES,268*,474*,220060*+,208003,221*+,509 SERIES,216XXXSP*,505 SERIES,405P,4000014,405E,4000010,452XXXC $,892 SERIES,894 SERIES,420004*,WP92458-12,WP92458-16,504E+,452*$,220019*+,451*,487*+,475 SERIES,314015MX280,FKS SERIES,776 SERIES,217XXXSP,617XXXSP,FP1 SERIES,479 SERIES,377E,270154,504+,510 SERIES,219*+,326W+,499*,TAC SERIES,WP91768-17,WP91768-18,WP91768-19,E4611.25ER,487020250SP*+,420001*,208E*+,2205*,220007*+,463J,440*,876EC+,220013SP*+,618XXXSP*,318 SERIES,463 SERIES,WP91768-118,WP91768-117,325D+,420002*,2206*,WP91768-119,525-VFH,453*,441*,314XXXSP,324010MX280,468 SERIES,445070,876002SZ+,220021+,440A,616XXXE*,427 SERIES,220045+,332*,487SP*+,855.DRSDE,324025MX280,525SP,702 SERIES,704 SERIES,315XXXMX125++,688 SERIES,453J,WP91769-139,525 SERIES,65NM,977E*+,477E,514 SERIES,208*+,WP90904-113,501S*,WP90904-112,525TH,WP90904-111,23001.5,424 SERIES,466*,220022+,454*,WP91769-39,443LC*,885 SERIES,618XXXE*,328 SERIES,220013*+,616*,ID313*,507+,WP91769-135,326D+,WP91769-35,220059*+,322*,213*+,476 SERIES,586001*,490 SERIES,478E,A210XXXSP*+,FLU.44A,WP90736-12,F1251T,450007*,467*,WP90736-15,443*,835%,617*,487E*+,509SP,835 E %,ITV1212,202*,220061*+,210XXXE*+,977*+,855 DRSD,508XXXMX6,270187,270186,485 (A),456*,324015MX280,508 SERIES,F1250T,FKS32,A210*+,618*,220012*+,432 SERIES,479E,893 SERIES,487020250*+,224XXXU+,504SP+,977SP*+,312 SERIES,483 SERIES,324*,203*,448 SERIES,875001C*,04000022*,450005*,433*,514E*+,456.DRSDE,407 SERIES,676 SERIES,405 SERIES,4611.25EER,509E,313*,324XXXSP,213XXXSP*,865 SERIES,FT600,272*,458*,225XXXU+,215*+,WP90736-112,314*,220015+,229*,491*,478 SERIES,459*,273*,435*,213XXXE*,513 SERIES,242XXXA,422A,A210XXXE*+,WP90736-115,215+*,218XXXSP*,315*,242 SERIES,65TS,450002*,525THL,324020MX280,262*,451*, $,506 SERIES,775+,510SP,476 S,220012E*+,219XXXA*+,328XXXE,458XXXW*,505010500,216XXXE*,507E+,453 D,493*,469 SERIES,484*+,221XXXSP*+,449*,747 SERIES,437*,251*,263*,275*,443E*,450011MR,216*+,325*+,220013E*+,835 SP %,420007*,220044*+,705 SERIES,F0500T,377 SERIES,703 SERIES,215XXXE*+,706 SERIES,217XXXE*,220012SP*+,221XXXSP+*,494*,405SP,208*,FLU011A,314025MX280,510E,438*,218XXXE*,215-SR,437A,420008*,456 DRSD,215XXXSP*+,617XXXE,471*,777 SERIES,605 SERIES,487020250E*+,325XXXSP,477 SERIES,467E*,217*+,209XXX*,420005*,314010MX280,507SP+,326*+,514SP+*,278*,ITV0412,472*,460*,230*,501*,876+,451XXXC $,616XXXSP*,420006*,210XXXSP*+,221XXXE*+