Contactor can be easily retro-fitting auxiliary contact group, and appropriate combination of thermal relay to protect the load that may have been circuits.
接触器还可方便地加装辅助触头组，和适当的热继电器组合，保护可能发生过负载的电路之用。
First, you should always protect against your machine — the one serving your Web content to millions of users — from being used as a mail relay.
首先，应当始终防止您的机器(为数百万个用户提供Web内容的机器)成为一个邮件中转站。
How to promote the right action rate of the Relay protect equipment is the most important and difficult problem of the power dispatch and communication system.
如何提高继电保护装置的正确动作率，一直是调度通信系统的重点技术难题之一。
Cooperating with relay, it can protect system and equipment from excess current, overload, and earthing etc.
与继电器配合，可对系统和设备进行过电流、过负荷和接地等保护。
The over-current relay works to protect oscillation tubes and rectifier, when the current exceeds its limits. Frequency deviation caused by faulty operation is also prevented.
当电流超过限制值时，过负荷电流继电器自动保护振荡管和整流器，同时可以避免由不当操作所引起的频率漂移。
The development trend of the relay protection technology of the power system is to computerization, networking, intelligent, protect, control, measuring and communication integrate.
电力系统继电保护技术的发展趋势是向计算机化，网络化，智能化，保护、控制、测量(计量)和通信一体化。
Previously, a typical protection circuit would include a relay, resettable fuse and MOV combination to protect against the above combination of threats.
以往来说，典型电路保护将继电器、可恢复式保险丝、与金属氧化物压敏电阻组合来保护防止损害。
This paper exemplifies the circuit construction, the function and working principle of the device of control, protect and working state display of electric maching using solid state relay.
介绍了利用固态继电器组成的电机控制、保护、运行状态显示装置的电路组成和工作原理。
The microcomputer protect device testing method as one of the core part in the relay testing apparatus has become the hotspot subject in the domestic and international protect fields.
微机型保护装置的测试方法作为继电保护测试仪的核心部分之一，近年来已成为国内外保护测试仪领域研究的热门课题。
As early as the end of 19th century, overcurrent relay has been used to protect electric power system.
早在19世纪末，过电流继电器就被用于保护电力系统。
In 2007, she was elected the torch bearer of the 2008 Beijing Olympics. In the process of torch relay, she protect the torch from damage bravely.
2007年她荣幸的被选为2008北京运会的火炬手，在传递火炬的过程中勇敢的保护着火炬不受破坏。
Introduce function, Character of 7ut512 digital differential relay and applying it to differential protect on motor generator.
介绍了7ut5 12型数字式差动保护继电器的功能、特点及在电动机差动保护中的应用。
And electronic motor protection relay is used to protect the motor completely.
应用电机保护继电器实现了对电机的全面保护。
The protection of parks still relay on the single environment law, which are in the law level, without operation ability and can not protect park effectively and imperfectly.
为了保护我国的环境资源，尽快进行专门的公园保护综合性立法迫在眉睫。
In these people, 80% of people did not to protect their legal relay on law. At the same time, 90% of people don't think about the labor contract. The legal of college students can not be protect.
这些人，80%的人没有保护他们的法律依靠法律倍，同时，90%的人不认为关于劳动合同，法律的大学生不能保护。
In these people, 80% of people did not to protect their legal relay on law. At the same time, 90% of people don't think about the labor contract. The legal of college students can not be protect.
这些人，80%的人没有保护他们的法律依靠法律倍，同时，90%的人不认为关于劳动合同，法律的大学生不能保护。
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