电能质量监测仪检验报告

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1、检验报告保定四方三伊电气有限公司本仪器可测量电力谐波、频率、三相不平衡度、电压偏差等电能质量各项指标。产品名称：电能质量监测仪产品型号：SFDZ-3序列号：检验日期：环境温度：0～40℃环境湿度：≤90%检验依据：GB/T19862-2005电能质量监测设备通用要求检测用仪器：标准功率源FLUKE6100A，XD-5超低频信号发生器，美国产192-6.5位数字电压表、中国哈尔滨电表厂产D76-0.1级电流表一、基波检验将仪器分别输入50HZ60V、120V工频电压信号；电流输入：50mA、1A、2A、3A工

2、频电流信号其结果如下：输入工频电压误差分析输入电压表记读数分析结果误差60V60.0160.010.000120V120.0120.00.000输入工频电流误差分析输入电流表记读数分析结果误差50mA0.050A0.050A0.000A1A1.0031.0020.0012A2.0042.0060.0023A3.0143.0170.003二、谐波含有率检验：（1）谐波电压检测用谐波电压发生器为仪器输入信号，仪器显示谐波电压与输入值比较结果如下：基波电压为60V谐波次数含有率输入值允许误差实测值（%）含有率输入

3、值允许误差实测值（%）含有率输入值允许误差实测值（%）含有率输入值允许误差实测值（%）20.7%0.05%0.7111%5%0.9893%5%2.9868%5%7.99830.7%0.05%0.6841%5%0.9883%5%3.0018%5%7.99440.7%0.05%0.6761%5%0.9973%5%3.0108%5%8.02550.7%0.05%0.6961%5%0.9823%5%2.9878%5%8.01460.7%0.05%0.6971%5%0.9953%5%3.0138%5%7.98770.

4、7%0.05%0.6821%5%1.0143%5%2.9878%5%7.99180.7%0.05%0.7051%5%1.0083%5%3.0218%5%8.01290.7%0.05%0.7121%5%1.0233%5%3.0048%5%8.008100.7%0.05%0.7041%5%1.0143%5%3.0088%5%8.005110.7%0.05%0.7021%5%1.0033%5%3.0258%5%8.024120.7%0.05%0.7161%5%1.0273%5%3.0168%5%8.031130.

5、7%0.05%0.7151%5%1.0153%5%3.0328%5%8.013140.7%0.05%0.7041%5%1.0163%5%3.0088%5%8.010150.7%0.05%0.6981%5%1.0213%5%3.0218%5%8.014160.7%0.05%0.6951%5%0.9943%5%2.9978%5%7.995170.7%0.05%0.6981%5%0.9953%5%2.9888%5%7.992180.7%0.05%0.7141%5%0.9893%5%2.9998%5%7.99619

6、0.7%0.05%0.7111%5%0.9973%5%2.9878%5%7.997200.7%0.05%0.6891%5%0.9953%5%2.9988%5%7.982210.7%0.05%0.6871%5%1.0233%5%2.8988%5%7.996220.7%0.05%0.7141%5%1.0153%5%2.9928%5%8.005230.7%0.05%0.7031%5%1.0073%5%2.8998%5%8.010240.7%0.05%0.7171%5%1.0213%5%3.0218%5%8.022

7、250.7%0.05%0.6871%5%1.0053%5%3.0328%5%8.031由表中可以看出，实测值与输入值比较，误差满足GB/T19862-2005中规定的允许误差要求。注：表中当输入谐波电压含有率<1%时，允许误差为绝对误差，当输入谐波含有率≥1%时，允许误差为相对误差。基波电压为220V谐波次数含有率输入值允许误差实测值（%）含有率输入值允许误差实测值（%）含有率输入值允许误差实测值（%）含有率输入值允许误差实测值（%）20.7%0.05%0.6991%5%1.0163%5%2.9998%5%

8、7.89530.7%0.05%0.6851%5%0.9873%5%2.9888%5%7.97640.7%0.05%0.6951%5%1.0153%5%2.9788%5%7.98250.7%0.05%0.7021%5%0.9983%5%2.9868%5%7.89660.7%0.05%0.7131%5%0.9843%5%3.0138%5%7.97570.7%0.05%0.6941%5%0.9953%5%3.0228%