miniature circuit breaker (MCB)

简明释义

跳菲；小型电路断路器

英英释义

例句

1.We need to replace the faulty miniature circuit breaker (MCB) in the main distribution board.

我们需要更换主配电板中故障的微型断路器 (MCB)。

2.The miniature circuit breaker (MCB) protects the circuit from short circuits and overloads.

微型断路器 (MCB)保护电路免受短路和过载的影响。

3.If there is an overload, the miniature circuit breaker (MCB) will trip automatically.

如果发生过载，微型断路器 (MCB)会自动跳闸。

4.After the power outage, the miniature circuit breaker (MCB) had to be reset.

停电后，微型断路器 (MCB)必须重置。

5.The electrician installed a new miniature circuit breaker (MCB) to ensure the safety of the electrical system.

电工安装了一个新的微型断路器 (MCB)以确保电气系统的安全。

作文

In today's world, electrical safety is of paramount importance. One of the key components that ensure this safety is the miniature circuit breaker (MCB). The miniature circuit breaker (MCB) is a device designed to protect electrical circuits from overloads and short circuits. Unlike traditional fuses, which need to be replaced once they blow, the miniature circuit breaker (MCB) can be reset after it trips, making it a more convenient and efficient solution for modern electrical systems. The functioning of a miniature circuit breaker (MCB) is quite straightforward. When the electrical current flowing through a circuit exceeds a predetermined limit, the miniature circuit breaker (MCB) automatically disconnects the circuit to prevent damage to the wiring and appliances connected to it. This mechanism not only protects the equipment but also reduces the risk of fire hazards caused by overheating wires. The miniature circuit breaker (MCB) operates on the principle of electromagnetic and thermal tripping. The thermal part reacts to prolonged overloads, while the electromagnetic part responds to short circuits almost instantaneously.The advantages of using a miniature circuit breaker (MCB) are numerous. Firstly, they provide reliable protection for both residential and commercial electrical installations. Their ability to reset means that users do not have to worry about replacing fuses, which can be time-consuming and inconvenient. Furthermore, miniature circuit breakers (MCBs) come in various ratings and configurations, allowing them to be tailored to specific applications. For instance, a household might use a lower-rated miniature circuit breaker (MCB) for lighting circuits while opting for a higher-rated one for heavy appliances like refrigerators or air conditioners.Another significant aspect of miniature circuit breakers (MCBs) is their role in enhancing energy efficiency. By preventing overloads, they ensure that electrical systems operate within safe limits, which can lead to reduced energy consumption. This is particularly important in an era where energy conservation is critical for environmental sustainability. Moreover, miniature circuit breakers (MCBs) can also be equipped with additional features, such as residual current devices (RCDs), which offer further protection against electric shocks and ground faults.In conclusion, the miniature circuit breaker (MCB) is an essential component of modern electrical systems, providing safety, convenience, and efficiency. Its ability to automatically disconnect circuits during fault conditions makes it superior to traditional fuses. As we continue to rely more heavily on electricity in our daily lives, understanding and utilizing devices like the miniature circuit breaker (MCB) becomes increasingly important. Whether for home use or industrial applications, investing in quality miniature circuit breakers (MCBs) is a wise decision that enhances safety and protects valuable electrical equipment.

在当今世界，电气安全至关重要。确保这种安全的关键组件之一是微型断路器（MCB）。微型断路器（MCB）是一种旨在保护电路免受过载和短路影响的设备。与传统保险丝不同，传统保险丝一旦熔断就需要更换，而微型断路器（MCB）可以在跳闸后重置，这使其成为现代电气系统更方便、更高效的解决方案。微型断路器（MCB）的工作原理相当简单。当流经电路的电流超过预定限制时，微型断路器（MCB）会自动断开电路，以防止连接的线路和设备受到损坏。这一机制不仅保护了设备，还减少了因电线过热引发火灾的风险。微型断路器（MCB）基于电磁和热跳闸原理运作。热部分对长期过载作出反应，而电磁部分几乎瞬时对短路做出反应。使用微型断路器（MCB）的好处有很多。首先，它们为住宅和商业电气安装提供可靠的保护。它们能够重置意味着用户不必担心更换保险丝，这可能耗时且不方便。此外，微型断路器（MCB）有多种额定值和配置，可以根据特定应用进行定制。例如，家庭可能会为照明电路使用较低额定的微型断路器（MCB），而为冰箱或空调等重型电器选择较高额定值的产品。微型断路器（MCB）的另一个重要方面是它们在提高能效方面的作用。通过防止过载，它们确保电气系统在安全限制内运行，从而减少能源消耗。在当前能源保护对环境可持续性至关重要的时代，这一点尤为重要。此外，微型断路器（MCB）还可以配备附加功能，例如剩余电流装置（RCD），进一步提供电击和接地故障的保护。总之，微型断路器（MCB）是现代电气系统的重要组成部分，提供安全性、便利性和效率。它在故障条件下自动断开电路的能力使其优于传统保险丝。随着我们在日常生活中越来越依赖电力，了解和使用像微型断路器（MCB）这样的设备变得越来越重要。无论是家用还是工业应用，投资优质的微型断路器（MCB）都是一种明智的选择，有助于提高安全性并保护宝贵的电气设备。