variable time-setting relay

简明释义

可调时间继电器

英英释义

例句

1.The technician adjusted the variable time-setting relay for the lighting system to ensure it turned off after 10 minutes of inactivity.

技术员调整了可调时间继电器，以确保照明系统在无活动后10分钟关闭。

2.The variable time-setting relay can be programmed to delay the start of the motor for safety reasons.

出于安全原因，可调时间继电器可以被编程为延迟电机的启动。

3.In our new HVAC system, the variable time-setting relay allows us to customize the fan operation time based on usage patterns.

在我们的新HVAC系统中，可调时间继电器允许我们根据使用模式自定义风扇运行时间。

4.Our alarm system uses a variable time-setting relay to give users a grace period before activation.

我们的报警系统使用可调时间继电器为用户提供激活前的宽限期。

5.The engineer explained how the variable time-setting relay can help in reducing energy consumption by optimizing equipment run time.

工程师解释了可调时间继电器如何通过优化设备运行时间来帮助减少能耗。

作文

In modern electrical engineering, the concept of a variable time-setting relay is crucial for ensuring the protection and reliability of electrical systems. A variable time-setting relay (可变时间设置继电器) is a device that allows for the adjustment of the time delay before it activates or deactivates a circuit. This capability is especially important in applications where timing can significantly affect performance and safety. For instance, in power distribution networks, a variable time-setting relay can be used to prevent equipment damage caused by overloads or short circuits. By setting the relay to activate after a specific time delay, engineers can ensure that temporary faults do not cause unnecessary disruptions or damage to the system. This is particularly beneficial in industrial settings where machinery operates under varying loads and conditions. The flexibility offered by a variable time-setting relay allows operators to customize the response time based on the specific requirements of the application. For example, in a manufacturing plant, if a machine experiences a momentary overload, the relay can be set to delay its response, allowing the machine to recover without tripping the entire system. This prevents unnecessary downtime and enhances productivity. Moreover, the use of a variable time-setting relay is not limited to industrial applications. It is also widely used in residential and commercial settings for various purposes, including lighting control and HVAC systems. In these scenarios, the relay can be programmed to turn lights on or off after a certain period, contributing to energy savings and convenience for users. Understanding the operational principles of a variable time-setting relay is essential for engineers and technicians. Typically, these relays are equipped with adjustable timers that can be set using mechanical dials or digital interfaces. The ability to fine-tune the time settings allows for precise control over the operation of electrical circuits, which is vital for maintaining system integrity and performance. In conclusion, the variable time-setting relay (可变时间设置继电器) plays an indispensable role in modern electrical systems. Its adaptability to various applications highlights its importance in enhancing efficiency, safety, and reliability. As technology continues to advance, the integration of such devices into more complex systems will undoubtedly contribute to smarter and more resilient electrical networks.