high megohm meter

简明释义

超高阻表

英英释义

例句

1.During the inspection, the engineer found that the readings from the high megohm meter (高绝缘电阻计) were below acceptable levels.

在检查过程中，工程师发现高绝缘电阻计的读数低于可接受水平。

2.The high megohm meter (高绝缘电阻计) is essential for testing the insulation of high-voltage cables.

对于测试高压电缆的绝缘性，高绝缘电阻计是必不可少的。

3.Using a high megohm meter (高绝缘电阻计) can help identify potential electrical failures before they occur.

使用高绝缘电阻计可以帮助识别潜在的电气故障，防止故障发生。

4.The factory uses a high megohm meter (高绝缘电阻计) to ensure all equipment meets safety standards.

工厂使用高绝缘电阻计以确保所有设备符合安全标准。

5.Before starting the electrical maintenance, the technician checked the insulation with a high megohm meter (高绝缘电阻计).

在开始电气维护之前，技术人员使用高绝缘电阻计检查了绝缘情况。

作文

In the world of electrical engineering, safety and reliability are paramount. One of the essential tools that professionals use to ensure the integrity of electrical systems is the high megohm meter. This device is crucial for measuring insulation resistance in electrical circuits, which helps prevent failures and accidents. A high megohm meter is designed to apply a high voltage to the insulation material and measure the resistance in megohms. The higher the resistance, the better the insulation quality, which means that there is less likelihood of current leakage that could lead to short circuits or electrical fires.The principle behind a high megohm meter is relatively simple. It works by sending a known voltage through the insulation and measuring how much current flows through it. If the insulation is intact and functioning properly, very little current will pass through, indicating high resistance. Conversely, if the insulation is compromised, more current will flow, resulting in lower resistance readings. This functionality makes the high megohm meter an invaluable tool for electricians and engineers who need to assess the condition of wiring and equipment.Regular testing with a high megohm meter can help identify potential issues before they become serious problems. For instance, in industrial settings, machinery often operates under harsh conditions that can degrade insulation over time. By using a high megohm meter, technicians can schedule maintenance and repairs proactively, ensuring that equipment remains safe and operational.Moreover, the use of a high megohm meter is not limited to industrial applications. Residential electricians also use this tool to check the integrity of home wiring systems. Faulty wiring can pose significant risks, including electrical shocks and fires. Therefore, homeowners should consider having their electrical systems tested periodically with a high megohm meter to ensure safety.When selecting a high megohm meter, it's important to choose a model that suits the specific application. Different meters have varying voltage outputs, typically ranging from 250 volts to 5,000 volts or more. The choice of voltage depends on the type of insulation being tested. For example, higher voltages are often necessary for testing large motors and transformers, while lower voltages may suffice for residential wiring.In conclusion, the high megohm meter is an essential instrument for anyone involved in electrical work. Its ability to measure insulation resistance accurately helps maintain safety standards in both residential and industrial environments. Regular testing with a high megohm meter not only protects equipment and prevents costly downtime but also ensures the safety of individuals who rely on these electrical systems. As technology continues to evolve, the design and functionality of high megohm meters are likely to improve, further enhancing their effectiveness in safeguarding electrical systems worldwide.

在电气工程的世界中，安全性和可靠性是至关重要的。专业人士用来确保电气系统完整性的基本工具之一是高兆欧表。该设备对于测量电路中的绝缘电阻至关重要，有助于防止故障和事故。高兆欧表旨在对绝缘材料施加高电压并以兆欧为单位测量电阻。电阻越高，绝缘质量越好，这意味着电流泄漏的可能性较小，从而减少短路或电气火灾的风险。高兆欧表的原理相对简单。它通过将已知电压发送到绝缘体并测量通过的电流来工作。如果绝缘体完好且正常工作，则很少会有电流通过，表示电阻很高。相反，如果绝缘受到损坏，则会有更多电流流动，导致电阻读数降低。这一功能使得高兆欧表成为电工和工程师评估布线和设备状况的宝贵工具。定期使用高兆欧表测试可以帮助识别潜在问题，防止其变成严重问题。例如，在工业环境中，机器通常在恶劣条件下运行，可能会随着时间的推移而降低绝缘性能。通过使用高兆欧表，技术人员可以主动安排维护和修理，确保设备保持安全和正常运行。此外，高兆欧表的使用不仅限于工业应用。住宅电工也使用该工具检查家庭布线系统的完整性。故障布线可能会带来重大风险，包括电击和火灾。因此，房主应考虑定期使用高兆欧表对其电气系统进行测试，以确保安全。在选择高兆欧表时，重要的是选择适合特定应用的型号。不同的仪表具有不同的电压输出，通常范围从250伏到5000伏或更高。电压的选择取决于被测试的绝缘类型。例如，测试大型电动机和变压器通常需要更高的电压，而较低的电压可能足以满足住宅布线的需求。总之，高兆欧表是任何参与电气工作的人的基本工具。它准确测量绝缘电阻的能力有助于维护住宅和工业环境中的安全标准。定期使用高兆欧表不仅保护设备，防止昂贵的停机时间，还确保依赖这些电气系统的个人的安全。随着技术的不断发展，高兆欧表的设计和功能可能会进一步改善，从而增强其在全球范围内保护电气系统的有效性。