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1、PW30A型微机保护测试仪的 性能及基本使用方法 The performance and usage method of the PW30A type microcomputer protection tester PW30A型微机测试仪是中国北京博电电力仪器公司生产的针对保护 装置调试、检验的综合性测试仪器。它的特点是功能齐全，性能可靠， 测试精度高。它不仅包含了几乎所有继电保护装置的试验项目，而且还 可以进行如仪表、同期装置等电气二次设备性能测试和检验。The tester of PW30A type microcomputer protection is produced by Beij
2、ing Bo Dian electrical instrument Company，Peoples Republic of China. It is a synthesizing instrument that specially used for adjusting and verifying the protection device. The features are as follow, the function is comprehensive, the performance is reliable and with high measurement precision. The
3、tester not only include all test items of relay protection device, but also can test and verify the secondary electrical equipment, such as measurement meter、synchronization device etc.我们此次研讨的目的，就是熟悉本仪器的功能和性能，使它以后在 迪士林电站设备检修和调试中能发挥其应有的作用。 The purpose of this training is to be familiar with the funct
4、ion and feature of this type tester, so that to make it played an important part during the maintenance and adjustment for the equipment of Tishrin HPP in the future.1 技术参数 Technical parameter 1.1 交流电流 The current of AC 三相电流源 Three-phase current source 各相输出电流幅值，频率和相位独立调节 Every phase output the curre
5、nt amplitude, the frequency and phase position adjusted independently. 准确度：0.1%(0.5A 20A)1mA（0.2A0.5A）0.2%（20AImax） the accuracy：0.1%(0.5A 20A)1mA（0.2A0.5A）0.2%（20AImax） 分辨力：1mA（0.1A10A ）；10mA（10A60A） the discerning ability ：1mA（0.1A10A ）；10mA（10A60A） 电流上升下降时间小于 100s The rising and dropping time of
6、current less than 100s . 过载或失真自动检测 Automatic testing for overload or distortion 输出频率：10Hz 1kHz Output frequency: 10Hz 1kHz 幅频特性10Hz1kHz, 误差范围 0.1%0.5% The amplitude-frequency feature 10Hz1kHz, the error scope: 0.1%0.5%. 输出范围输出时间：10A /连续的 输出 10A 20A/70s 20A 30A /15s 30A60A /5s Output scope/output tim
7、e: 10A /output continuously10A 20A/70s 20A 30A /15s 30A60A /5s 1.2 交流电压源 The AC voltage source 四相有共用中性点的电压源 The same neutral point shared by the voltage source with four-phase. 各相输出幅度、频率和相位独立可调节 Every phase output the current amplitude, the frequency and phase position adjusted independently. 准确度the
8、 class degree： 0.1%（2 V 120V ），2mV（0.2V2V ） 分辨力the discerning ability： 1 mV （0.2V10V ）； 10 mV（10V120V） 输出最大功率：60VA/相 Maximum output power: 60VA/phase 电压上升下降时间小于 100 s The rising and dropping time of current less than 100 s 过载保护和失真自动检测并显示 Automatic testing and display for overload protection or disto
9、rtion 输出频率：10Hz 1kHz Output frequency: 10Hz 1kHz 幅频特性10Hz1kHz, 误差范围 0.1%0.5% The amplitude-frequency feature 10Hz1kHz, the error scope: 0.1%0.5%. 第四路电压可设置为零序电压或任意设置 The voltage of the fourth circuit can be set to zero sequence voltage or be set randomly. 额定条件下，连续输出 At rated input condition, output c
10、ontinuously.1.3 直流源电压、电流输出 The voltage and current output of DC source 直流电压输出幅值范围0 V 300V The amplitude scope of DC voltage output: 0 V 300V 输出幅值的范围(V)准确度分辨力(mV)：0.55 10mV15300 0.5% 10 The scope of output amplitude (V)the class degree the discerning ability (mV)：0.55 10mV15300 0.5% 10最大输出负载电压 300V，负
11、载电流 0.5A The output of maximum voltage of load is 300V，the current of load is 0.5A. 直流电压 110V 时，输出功率不小于 50W， When the DC voltage is 110V, the output power should not less than 50W. 直流电压 220V 时，输出功率不小于 100W When the DC voltage is 220V, the output power should not less than 100W. 直流电流输出幅值范围 0 A 20A Th
12、e amplitude scope of DC current output is 0 A 20A电流输出范围(A)准确度分辨力(mA) ：0.21A5mA1110A0.5%11020A0.5%10 The scope of output amplitude (V)the class degreethe discerning ability(mA): 0.21A5mA1110A0.5%11020A0.5%10 直流电流最大输出功率为 200W（20A，10V）。 The maximum output power of DC current is 200W（20A，10V）.1.4 角度 The
13、 angle 相角范围：0360 The phase angle scope: 0360 相角分辨力：0.1 The phase angle discerning ability: 0.1. 准确度： 0.2 The accuracy: 0.2.1.5 输出频率 Output frequency 频率范围准确度： 20 Hz 65Hz1mHz 65 Hz 450Hz10mHz 450 Hz 1000Hz20mHz Frequency scope/ the accuracy: 20 Hz 65Hz1mHz65 Hz 450Hz10mHz 450 Hz 1000Hz20mHz 分辨力：1mHz T
14、he discerning ability: 1mHz 能叠加220 次任意幅值 （小于额定值）的谐 波 及直流 The any amplitude value (less than rated value) of harmonic wave and DC which can be added 220 times1.6 同步性 The synchronous feature 电压电流同步性10s The synchronous feature of voltage and current 10s 1.7时间计量 The time calculation 计时器范围 1ms 1.50105 s
15、The scope of timer: 1ms 1.50105 s 时间测量的范围(s)计时误差分辨力(ms)：0.00111ms111.50105 s0.1%1 The scope of time measurement(s) the error of timer the discerning ability (ms)：0.00111ms111.50105 s0.1%11.8 电源 The power source AC220V 10%，4060Hz，10A(max) 1.9 散热Heat dissipation良好的散热性能使仪器能够长时间正常工作。 The service life of instrument with good heat- dissipation ability can lasts many years.2 测试步骤 The testing procedure 定义保护特性参数； Set defini
