气体继电器保护是电力变压器的一种基本保护。
Protection by gas relay is one of the elemental protection of transformer.
增加外部过载保护是防止电机烧毁的有效手段，如热继电器保护。
Increase external overload protection is to prevent motor burned effective means, such as thermal relay protection.
所有产品的快速保护特性，能确保电机的安全，是目前仍在使用的热继电器保护装置的最好替代产品。
The products are the best substitutes for the heat transducers that are still being used because of its rapid protection characteristics.
介绍了矿区35kV变电站采用R CS-9000系列微机监控系统替换老式的继电器保护装置的改造。
The paper introduced the innovation to old relay protection system in 35KV transformer station of coal mine, the relay protection system was replaced with RCS-9000 series computer monitoring system.
介绍了风机、水泵类负载起动时间大于15秒以上时，采用热继电器保护的方法，及控制线路在风机上应用的效果。
The article introduces detailedly the methods which are used to protect the hot relays when the fans and pumps loaded starting time is over 15 seconds.
如果一台发电机组没有运转，并且没有逆功率继电器保护，运转的机组就会驱动这个机组，这台机组上的发电机则变成电动机运行。
If one set stops and reverse power protection is not provided, the set still running will drive the set that has stopped. The generator on the set that has stopped will act as a motor.
一种现代保护继电器能提供多达600条高分辨率的信息与故障记录。
A modern protection relay offers up to 600 information and fault records with high resolution.
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。
Contactor can be easily retro-fitting auxiliary contact group, and appropriate combination of thermal relay to protect the load that may have been circuits.
保护通常是通过屏蔽继电器实现的，并且布线在印制板上。
The guard is usually implemented with shielded relays and traces on a printed circuit board.
许多矩阵切换系统采用了三极保护继电器和配线。
Many matrix switching systems use three-pole guarded relays and wiring.
它限制每个电容器的充电电流，并在电容器发生短路时保护继电器。
It limits the charging current of each capacitor and also protects the relays in case a capacitor becomes short-circuited.
对多功能综合保护继电器的数码显示部分应完好，刻度清晰、准确。
Multi-functional comprehensive protective relay digital display part shall be perfect, Calibration clear and accurate.
继电器是保护系统的逻辑元件，它感知故障，并使断路器解扣电路带电和断路器打开触点。
Relays are the logic elements of a protection system which sense the fault and cause the circuit-breaker trip circuits to be energized and the breakers to open their contacts.
检查电器箱接线及紧固情况，调整延时继电器及过载保护器，接通电路，试验电机转向，选择合适规格的保险丝。
Check the electrical box wiring and tighten the situation, adjust delay relays and overload protector, connect circuits, test motor steering, select the appropriate specifications of the fuse.
过电流继电器是继电保护装置的一种，当负载电流超过整定值时，继电器动作。
An "Overcurrent relay" is a type of protective relay which operates when the load current exceeds a preset value.
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。
Cooperating with relay, it can protect system and equipment from excess current, overload, and earthing etc.
每台机器均配有保护行程开关，为维修、保养增加一份安全系数。且装有热过载继电器，保护电机。
Every machine is equipped with protect travel switch in order to increase safety coefficient for repairing and maintenance. It also has thermal overload relays to protect the motor.
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 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.
以RADSS型母线差动保护为例，阐述了中阻抗型差动继电器的原理特点。
The Characteristic of middle impedance relay was elaborated, as an example of bus differential protection of RADSS type.
介绍一种便携式保护继电器测试装置的设计及实用电路和主要功能。
This paper introduces the portable protection relay detecting device and the practical circuit, as well as the major functions.
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。
Previously, a typical protection circuit would include a relay, resettable fuse and MOV combination to protect against the above combination of threats.
应用电机保护继电器实现了对电机的全面保护。
And electronic motor protection relay is used to protect the motor completely.
其中电器类产品有液晶显示计时计数器、平层感应器、断相错相三相交流保护继电器等等。
Electrical products which have LCD time counter, Layer sensor, Three-phase AC fault protection relay and so on.
早在19世纪末，过电流继电器就被用于保护电力系统。
As early as the end of 19th century, overcurrent relay has been used to protect electric power system.
电流互感器通常与电流表、控制电路、保护继电器配套使用。
Current transformers are commonly used in metering and protective relays in the electrical power industry.
该通信系统包括在一个电力系统的电力线部分上用于在两个保护 继电器之间交换保护和控制信息的两个通信信道。
The communication system includes two communication channels for communication of protection and control information between two protective relays on a power line portion of an electric power system.
这就是为什么保护继电器必须可靠，易于维护和快速运作。
This is why the protective relay must be reliable, maintainable and fast in operation.
从后得到的保护继电器命令断路器，只有断开故障因素。
The circuit breaker after getting command from the protective relay, disconnects only the faulted element.
从后得到的保护继电器命令断路器，只有断开故障因素。
The circuit breaker after getting command from the protective relay, disconnects only the faulted element.
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