LF系列

用于标称值为 100 至 2300 ARMS 的直流、交流和脉冲电流测量，具有电隔离功能

LF系列 - 电流传感器

LF系列电流传感器专为在苛刻的工业和铁路应用中实现直流、交流及脉冲电流的高精度测量而设计。

它们在一次侧与二次侧电路之间提供增强型电隔离，并采用闭环霍尔效应技术，确保卓越的精度、快速的响应时间和高可靠性。

LF系列涵盖多种型号，具备不同孔径尺寸和安装选项，包括全系列面板安装配置以及特定型号的PCB安装变体，可灵活集成于各类系统架构中。

其紧凑的电子设计和性能特征使其成为需要精确隔离电流测量的环境中的可靠选择。

LF系列—特点与优势

LF系列电流传感器

主要特征

  • 闭环（补偿型）霍尔效应电流传感器
  • 双极性与完全隔离的电流测量
  • 通过增强型塑料外壳实现电隔离（UL 94-V0认证）
  • 电流输出（全量程标准值）
  • 全系列支持面板安装，部分型号提供PCB安装选项
  • 多种孔径尺寸适配各类一次导体结构

福利

  • 闭环霍尔技术实现高精度测量
  • 优异的线性度与低偏移/温度漂移
  • 快速响应时间（新型号典型值<0.5微秒）
  • 宽频带宽
  • 强抗外部磁干扰能力
  • 无插入损耗
  • 电流过载保护增强系统稳健性
  • 紧凑结构设计，含超薄版本满足空间受限安装需求

典型应用

工业应用

适用于各种电力电子和自动化系统：

  • 交流变频驱动器与伺服电机驱动器
  • 直流电机驱动用静态转换器
  • 蓄电池供电系统
  • 不间断电源（UPS）
  • 开关模式电源（SPMS/SPMS）
  • 焊接电源
  • 风力发电逆变器
  • 测试与测量设备

铁路应用

同时采用轨道旁和车载牵引系统：

  • 单相或三相逆变器
  • 驱动与制动斩波器
  • 驱动变流器
  • 辅助变流器
  • 蓄电池充电器

LEM LF – 下载与技术特性

产品

检查库存

文件面值电源电压范围工作温度
LF 205-S/SP3Datasheet
3D		100 A12 to 15-40 to 85 °C
LF 205-S/SP5Datasheet
3D		100 A12 to 15-40 to 85 °C
LF 210-S/SP3Datasheet
3D		100 A12 to 15-40 to 85 °C
LF 210-S/SP5Datasheet
3D		100 A12 to 15-40 to 85 °C
LF 310-S/SPA4 Datasheet
3D		100 A15 to 20-40 to 85 °C
LF 205-SDatasheet
3D		200 A12 to 15-40 to 85 °C
LF 205-S/SP1Datasheet
3D		200 A12 to 15-40 to 85 °C
LF 205-P/SP3 Datasheet
3D		200 A15 to 15-40 to 85 °C
LF 205-PDatasheet
3D		200 A12 to 15-40 to 85 °C
LF 205-P/SP1Datasheet
3D		200 A12 to 15-40 to 85 °C
LF 210-SDatasheet
3D		200 A12 to 15-40 to 85 °C
LF 210-S/SP1Datasheet
3D		200 A12 to 15-40 to 85 °C
LF 210-S/SP11Datasheet
3D		200 A12 to 15-40 to 85 °C
LF 305-S/SP7Datasheet250 A15 to 15-40 to 85 °C
LF 306-S/SP1

 

Datasheet250 A15 to 15-40 to 85 °C
LF 310-S/SP11 Datasheet
3D		250 A15 to 15-10 to 70 °C
LF 310-S/SP14 Datasheet
3D		250 A15 to 18-40 to 70 °C
LF 305-SDatasheet
3D		300 A12 to 20-40 to 85 °C
LF 305-S/SP10Datasheet
3D		300 A12 to 20-40 to 85 °C
LF 305-S/SP16Datasheet
3D		300 A24 to 24-10 to 70 °C
LF 306-S

 

Datasheet
3D		300 A12 to 15-25 to 70 °C
LF 306-S/SP7

 

Datasheet
3D		300 A15 to 15-40 to 85 °C
LF 306-S/SP10

 

Datasheet300 A12 to 15-25 to 70 °C
LF 310-SDatasheet
3D		300 A12 to 20-40 to 85 °C
LF 310-S/SP10Datasheet
3D		300 A12 to 20-40 to 85 °C
LF 310-S/SP15 Datasheet
3D		300 A12 to 20-40 to 85 °C
LF 310-S/SP16Datasheet
3D		300 A24 to 24-10 to 70 °C
LF 310-S/SP20Datasheet
3D		300 A12 to 20-40 to 85 °C
LF 310-S/SP6 Datasheet
3D		300 A24 to 24-10 to 70 °C
LF 310-S/SPA0 Datasheet
3D		300 A18 to 18-40 to 85 °C
LF 310-S/SPA1 Datasheet
3D		300 A12 to 20-40 to 85 °C
LF 310-S/SPA2 Datasheet
3D		300 A12 to 20-40 to 85 °C
LF 310-S/SPA5Datasheet
3D		300 A12 to 20-40 to 85 °C
LF 505-SDatasheet
3D		500 A15 to 24-40 to 70 °C
LF 505-S/SP15Datasheet
3D		500 A15 to 24-10 to 70 °C
LF 505-S/SP22Datasheet
3D		500 A15 to 24-40 to 70 °C
LF 505-S/SP23Datasheet
3D		500 A24 to 24-40 to 85 °C
LF 505-S/SP25 Datasheet
3D		500 A24 to 24-40 to 85 °C
LF 505-S/SP39Datasheet
3D		500 A15 to 24-10 to 70 °C
LF 505-S/SP40Datasheet
3D		500 A15 to 24-40 to 70 °C
LF 1005-S/SP11 Datasheet
3D		500 A15 to 15-10 to 85 °C
LF 510-SDatasheet
3D		500 A15 to 24-40 to 85 °C
LF 510-S/SP13Datasheet
3D		500 A24 to 24-10 to 70 °C
LF 510-S/SP15Datasheet
3D		500 A15 to 24-10 to 70 °C
LF 510-S/SP22Datasheet
3D		500 A15 to 24-40 to 70 °C
LF 510-S/SP23Datasheet
3D		500 A15 to 24-40 to 85 °C
LF 510-S/SPA1Datasheet
3D		500 A15 to 24-40 to 85 °C
LF 510-S/SPA2Datasheet
3D		500 A15 to 24-40 to 85 °C
LF 510-S/SPA3 Datasheet
3D		500 A15 to 24-40 to 85 °C
LF 510-S/SPA4 Datasheet
3D		500 A15 to 24-40 to 85 °C
LF 510-S/SPA5 Datasheet
3D		500 A15 to 24-40 to 85 °C
LF 510-S/SP5 Datasheet
3D		500 A15 to 15-40 to 85 °C
LF 1005-S/SP12Datasheet
3D		600 A24 to 24-40 to 85 °C
LF 510-S/SP35 Datasheet
3D		600 A18 to 18-40 to 85 °C
LF 510-S/SP26 Datasheet
3D		622 A24 to 24-10 to 70 °C
LF 510-S/SP34 Datasheet
3D		650 A15 to 15-40 to 85 °C
LF 1005-SDatasheet
3D		1000 A24 to 24-40 to 85 °C
LF 1005-S/SP14Datasheet
3D		1000 A24 to 24-40 to 85 °C
LF 1005-S/SP22Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1005-S/SP32 Datasheet
3D		1000 A15 to 15-10 to 70 °C
LF 1005-S/SP33Datasheet
3D		1000 A24 to 24-40 to 85 °C
LF 1005-S/SP35 Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SP16 Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 2005-S/SP9Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-SDatasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SP22Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SP33Datasheet
3D		1000 A24 to 24-40 to 85 °C
LF 1010-S/SP41Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SPA1 Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SPA2Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SPA3Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SPA4 Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SPA5Datasheet
3D		1000 A15 to 24-40 to 85 °C
LF 1010-S/SPA6Datasheet
3D		1188 A24 to 24-40 to 70 °C
LF 1010-S/SP25 Datasheet
3D		1188 A24 to 24-10 to 70 °C
LF 2005-SDatasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2005-S/SP1Datasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2005-S/SP10 Datasheet
3D		2000 A15 to 24-40 to 70°C
LF 2005-S/SP3Datasheet
3D		2000 A15 to 24-40 to 70°C
LF 2005-S/SP8Datasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2005-S/SP11Datasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2005-S/SP13Datasheet
3D		2000 A15 to 24-40 to 80 °C
LF 2005-S/SP23Datasheet
3D		2000 A15 to 24-25 to 70 °C
LF 2005-S/SP26 Datasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2010-SDatasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2010-S/SP1Datasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2010-S/SP6 Datasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2010-S/SP23 Datasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2010-S/SP33 Datasheet
3D		2000 A15 to 24-40 to 85 °C
LF 2010-S/SPA1 Datasheet
3D		2300 A15 to 24-40 to 85 °C

LF传感器 – 索取样品/报价

希望获得样品或报价？请单击下面的联系按钮，向我们提供您所需的有关该产品系列的信息。我们的销售团队将尽快给您回复。

联系我们