• LF系列

    用于標稱值為 100 至 2300 ARMS 的直流、交流和脈沖電流測量，具有電隔離功能

    LF系列 - 電流傳感器

    LF系列電流傳感器專為在苛刻的工業和鐵路應用中實現直流、交流及脈沖電流的高精度測量而設計。

    它們在一次側與二次側電路之間提供增強型電隔離，并采用閉環霍爾效應技術，確保卓越的精度、快速的響應時間和高可靠性。

    LF系列涵蓋多種型號，具備不同孔徑尺寸和安裝選項，包括全系列面板安裝配置以及特定型號的PCB安裝變體，可靈活集成于各類系統架構中。

    其緊湊的電子設計和性能特征使其成為需要精確隔離電流測量的環境中的可靠選擇。

    LF系列—特點與優勢

    LF系列電流傳感器

    主要特征

    • 閉環（補償型）霍爾效應電流傳感器
    • 雙極性與完全隔離的電流測量
    • 通過增強型塑料外殼實現電隔離（UL 94-V0認證）
    • 電流輸出（全量程標準值）
    • 全系列支持面板安裝，部分型號提供PCB安裝選項
    • 多種孔徑尺寸適配各類一次導體結構

    福利

    • 閉環霍爾技術實現高精度測量
    • 優異的線性度與低偏移/溫度漂移
    • 快速響應時間（新型號典型值<0.5微秒）
    • 寬頻帶寬
    • 強抗外部磁干擾能力
    • 無插入損耗
    • 電流過載保護增強系統穩健性
    • 緊湊結構設計，含超薄版本滿足空間受限安裝需求

    典型應用

    工業應用

    適用于各種電力電子和自動化系統：

    • 交流變頻驅動器與伺服電機驅動器
    • 直流電機驅動用靜態轉換器
    • 蓄電池供電系統
    • 不間斷電源（UPS）
    • 開關模式電源（SPMS/SPMS）
    • 焊接電源
    • 風力發電逆變器
    • 測試與測量設備

    鐵路應用

    同時采用軌道旁和車載牽引系統：

    • 單相或三相逆變器
    • 驅動與制動斬波器
    • 驅動變流器
    • 輔助變流器
    • 蓄電池充電器

    LEM LF – 下載與技術特性

    產品

    檢查庫存

    		文件面值電源電壓范圍工作溫度
    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

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