以下是关于高压测试棒BK 81540的中英文介绍：

高压测试棒BK 81540是一款专为工业及实验室环境设计的高精度电气检测工具，适用于多种电压环境下的安全测量与故障排查。它采用模块化结构设计，在确保操作安全性的同时，显著提升测试效率。该产品支持宽范围电压检测，最大测试电压为DC 0~±40KV，AC 1~28KV（50/60Hz），输入阻抗高达1000MΩ，衰减比例为1000：1。其内置高灵敏度感应模块，能够快速识别微电流信号并实现精准数据反馈。分体式探头设计可灵活适配不同规格的测试接口，配合可视化提示功能，如LED状态指示灯，帮助用户直观判断线路通断、电压异常等问题。主体部分采用工程级绝缘材料，具备耐高温、抗冲击特性，即使在复杂工况下也能保障长时间稳定运行。

在操作性能方面，BK 81540的人性化设计亮点突出。符合人体工学的握柄结构有效降低操作疲劳，可拆卸延长杆设计支持远距离测量，避免人员直接接触高压区域。内置智能保护机制可在过载或异常情况下自动切断回路，为使用者提供多重安全保障。产品兼容主流检测设备接口，无需复杂调试即可快速投入工作，显著提升现场作业效率。

该测试棒适用于输配电系统检测、新能源汽车高压部件维护、工业设备带电检修等场景，凭借其可靠的性能和灵活的适配性，已成为技术人员高效完成任务的理想工具。

The BK 81540 High-Voltage Test Probe is a precision electrical detection tool designed for industrial and laboratory environments. It is suitable for safe measurement and fault diagnosis across various voltage scenarios. The modular structure of this product not only ensures operational safety but also significantly improves testing efficiency. Supporting wide-range voltage detection, it can handle a maximum test voltage of DC 0~±40KV and AC 1~28KV (50/60Hz), with an input impedance as high as 1000MΩ and an attenuation ratio of 1000:1. The built-in high-sensitivity sensing module can rapidly identify micro-current signals and provide accurate data feedback. The detachable probe head can adapt flexibly to different test interfaces. Combined with visual indicators, such as LED status lights, it helps users intuitively judge circuit continuity and voltage anomalies. The main body is made of industrial-grade insulating materials, which are resistant to high temperatures and impacts, ensuring reliable performance even in demanding working conditions.

In terms of operational performance, the BK 81540 features ergonomic design highlights. The contoured grip design minimizes operator fatigue, and the detachable extension rod allows for remote measurements, eliminating direct exposure to high-voltage zones. An integrated protection system automatically disconnects circuits during overloads or abnormalities, delivering multi-layered safety assurance. Compatible with mainstream testing equipment interfaces, the probe requires no complex calibration and can be quickly deployed to streamline field operations.

Ideal for power transmission system diagnostics, new energy vehicle high-voltage component maintenance, and live industrial equipment inspections, the BK 81540 is a reliable and versatile tool that empowers technicians to accomplish tasks efficiently.