介绍了用于电压继电器动作特性测试的可程控交流电源。
A programmable power supply which tests action characteristic of voltage relay is presented.
论述了无需直流辅助电源、用厚膜电路构成的静态型电流和电压继电器。
The static current and voltage relays made of solid state circuit and without DC auxiliary supply are presented.
由于零差保护的特殊性,零差继电器本身就是一只灵敏电流继电器或动作功率很小的电压继电器。
Due to the specialty, REF relay is a current relay with very high sensitivity or a voltage relay with very low acting power.
在评估最大电压或最大电流水平时,要想达到规定的寿命,则必须考虑继电器的功率额定值。
When evaluating either maximum voltage or maximum current levels, the power rating of the relay must also be considered if the specified life is to be attained.
其它开关卡,例如7700型20通道差分复用模块,采用的是闭锁型继电器,无论是成对还是单独使用一个闸刀,偏移电压都是相同的。
Other CARDS, such as the Model 7700 20-channel Differential Multiplexer Module, use latching relays, and the offset voltage is the same whether the poles are used as a single pole or as a pair.
开关卡能够可靠承受的最高电压即为最大电压指标,它主要是由继电器的技术指标决定的。
The highest voltage a switch card can withstand reliably is the maximum volt age specification, which is determined primarily by the relay specification.
该继电器的设计思想是将过压继电器和欠压继电器集成到一起,并且实时显示所测电压值,能修改电压的上、下限。
The low-voltage relay and the excess voltage relay are integrated into one relay, which can display the real time of the voltage of the circuit and the limit of voltage can be modified.
如果负载电阻被直接连接到伏特计的输入端子,通过继电器触点的电流会产生电压降,测得的电池电压将存在误差。
If the load resistor was connected directly across the voltmeter input terminals, the current through the relay contacts would cause a voltage drop and the measured cell voltage would be in error.
只有A/C扩大器上的电压是来自输入端的正确电压时,初级输出(即A/C压缩机继电器)才会被激活开启。
It is only when the correct voltages are applied to the A/C amplifier from the key inputs that the primary output (the A/C compressor relay) will be energised.
在此基础上,针对电磁继电器贮存加速寿命试验所得到的释放电压数据分析进行拟合与预测,并对各种回归分析方法的拟合与预测结果进行了精度分析。
On the basis of the theories, the release voltage value of electromagnetic relay in the accelerated storage life testing were fitted and forecased respectively.
提出一种串联电池组电压测量新方法:光电继电器取代机械继电器选通各节电池电压;
The paper puts forward a new method to measure series battery voltage, mechanical relay is replaced by photoelectric relay to select each battery voltage.
介绍了一种由微机控制的对DL、DY-20c系列电流、电压电磁继电器动作时间及抖动时间自动检测的方法。
This paper introduced the method of the automatic measurement of DL (DY) - 20c series current (voltage) electromagnetic relay movement time and vibration time controlled by computer.
设计了一个由微波发射器、555定时器、电压比较器和继电器组成的具有延时功能的自动报警器。
The paper designs an automatic alarm with the time delay function which composed by the microwave launcher, 555 timers, the voltage comparator and the relay.
经查是与四通阀线圈串联的控制继电器触点接触不良,电阻增大,致使电压降低。
The check is in the series of coil and four-way reversing valve control relay contact resistance increases, the bad, the contacts the voltage reduced.
高电压,照片MOS继电器。
琥珀HCE -继电器。继电器广泛的应用。1表C线圈电压240伏交流电。有线发光二极管,插件。标准型。
Amber HCE-relay. Miniature relay for wide applications. 1 form C. Coil voltage 240 V AC. Light emitting diode wired, plug-in. Standard type.
大多数商业使用多个抽头的变压器开关稳压器在不加控制的时间继电器水龙头,从而产生电压尖峰!
Most commercial voltage regulators using multiple-tapped transformers switch taps with relays at uncontrolled times, thereby creating voltage spikes!
继电器。线圈电压9VDC。足迹定期。无焊药。线圈灵敏度0.2W。职务版本2A。
Relay. Coil voltage 9VDC. Footprint regular. Flux free. Coil sensitivity 0.2W. Duty version 2A.
继电器。评价代码30A。组件没有。联系表1的形式c。线圈电压24。安装选项的金属支架。
Relay. Rating code 30a. Component none. Contact form 1 form C. Coil voltage 24. Mounting option metal bracket.
为了确保磁保持继电器可靠动作,施加到线圈上的激励电压须达到额定值,且脉冲宽度设置须达到动作时间的3倍以上。
Ln order to ensure the reliability of relay coil voltage, must reaeh value, the pulse width must be 3 times more time.
继电器。评价代码30A。组件没有。联系表1的形式c。线圈电压12。安装选项的PCB。
Relay. Rating code 30a. Component none. Contact form 1 form C. Coil voltage 12. Mounting option PCB.
通过测试仪与舵电位计对接,利用继电器阵列控制精密电压源、精密恒流源对舵电位计进行测试,以此来判断舵电位计是否合格。
Collecting helm potentiometer to measure instrument, using of relay array to control precision power supply to test helm potentiometer. and then deciding helm potentiometer is up to standard or not.
压带对需要在电压上限值和下限值范围内运行的设备提供保护,允许内部继电器保持通电。
Voltage band provides protection to equipment required to operate within an upper and lower voltage limit, allowing the internal relay to stay energized.
本文介绍了单片机在继电器自动测试仪中的应用。文中详细论述了硬件的设计:数控电源改造、稳合电压检测、数据存储等。
This paper introduces the application of micro-controller in automatic tester for general relay. Hardware design about NC power and dada storing is described in detail.
同时,继电器不存在动作的“电压死区”,具有明确的方向性。
There is no operative"voltage dead zone", and the definite directionality exists.
说明了阻抗继电器是建立在测量阻抗概念上的一类继电器;距离继电器是建立在补偿电压特点基础上的一类继电器。
It shows that impedance relay is a kind of relay based on the concept of measuring impedance and distance relay is a relay which is typical of compensating voltage.
说明了阻抗继电器是建立在测量阻抗概念上的一类继电器;距离继电器是建立在补偿电压特点基础上的一类继电器。
It shows that impedance relay is a kind of relay based on the concept of measuring impedance and distance relay is a relay which is typical of compensating voltage.
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