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Hilo-Test WSM 250 AC/DC current-viewing HILO TEST

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Hilo-Test WSM 250 AC/DC current-viewing resistor
  • Hilo-Test WSM 250 AC/DC current-viewing resistor

Hilo-Test WSM 250 AC/DC current-viewing resistor

Brand: HILO TEST

Origin: Germany

WSM 250 是 HILO-TEST WSM 系列交直流电流观测电阻，用于工业驱动、脉冲焊接设备、等离子体物理装置、短路试验站等场合的脉冲交流/直流电流精确测量：连续电流 250 A、峰值电流 20 kA、标称阻值 240μΩ、额定功率 15W。从直流到标称上限频率具有平坦宽带响应；无源工作、不需辅助电源与辅助电子线路；活性部件旋转对称并配磁保护环（magnetic guard-ring）设计，可用满趋肤效应限制的带宽；高精度车铣加工、防磁紧固件、真空钎焊与激光焊接保证长期稳定性与恶劣环境的电磁兼容。额定电流下电压信号 60mV，BNC 输出。
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Overview

WSM 250 是 HILO-TEST WSM 系列交直流电流观测电阻，用于工业驱动、脉冲焊接设备、等离子体物理装置、短路试验站等场合的脉冲交流/直流电流精确测量：连续电流 250 A、峰值电流 20 kA、标称阻值 240μΩ、额定功率 15W。从直流到标称上限频率具有平坦宽带响应；无源工作、不需辅助电源与辅助电子线路；活性部件旋转对称并配磁保护环（magnetic guard-ring）设计，可用满趋肤效应限制的带宽；高精度车铣加工、防磁紧固件、真空钎焊与激光焊接保证长期稳定性与恶劣环境的电磁兼容。额定电流下电压信号 60mV，BNC 输出。

优势应用：工业驱动与脉冲焊机电流监测；短路试验站；内燃机启动电流测量；等离子体物理装置；无需辅助电源的有源免维护测量点

资料来源：(P2) 原厂《HILO-TEST Current-Viewing Resistors Type WSM》WSME-TAB 09/18 (P2)

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Specifications
指标名称 数值
输出量程 BNC
额定电流 250 A
峰值电流 20 kA
标称电阻 240μΩ（20℃）
额定功率 15W
脉冲负载积分 2.7*10^6 A²s
连续波电流 250 A
重量 1.5kg
带宽 1.5 MHz
电阻温度系数 ±50ppm/K；0~70℃ 阻值变化
额定信号电压 60mV（额定电流时）
脉冲负载标定条件 ∫i²dt 基于温升 100K
Expand Hilo-Test WSM 250 AC/DC current-viewing

* Specifications are subject to change without notice.