电流互感器实验报告.docx

*风电一场电流互感器实验报告 温度：17 湿度：8% 工程名称*西风电一场试验性质交接试验日期2016年4月11日试验地点110kV升压站场区-试验人员报告日期2016年4月11日一、铭牌： 电流互感器 用途：*风电一场 段4#进线柜型 号LZZBJ9-35 额定电压35kV额定绝缘水平40.5/95/185kV功率因数cos0.8滞后频 率户内50Hz额定电流比200-400/1A4秒热电流31.5kA动稳定电流80kA相别ABC出厂序号773553-013773553-012773553-004制 造 厂大连*互感器集团有限公司制造日期2015.07二、变比试验：端子标志级别电流比（A）实测变比变比误差A相B相C相A相B相C相1S1-1S25P30 400/1399.31/1399.23/1399.93/10.17%0.19%0.01%2S1-2S25P30400/1399.32/1399.33/1399.88/10.16%0.16%0.02%3S1-3S25P30400/1399.21/1399.20/1399.86/10.19%0.19%0.03%4S1-4S20.5200/1199.03/1199.03/1199.04/10.48%0.48%0.47%5S1-5S20.2S200/1199.55/1199.56/1199.53/10.22%0.21%0.23%试验仪器HCFA-互感器综合测试仪三、极性试验： 减 极性。四、绝缘电阻试验（M）： 相别测别ABC一次绕组对二次绕组及地250025002500二次绕组对地250025002500二次绕组间及各绕组对地250025002500试验仪器NR2201型绝缘电阻测试仪五、一次线圈对地交流耐压试验： 出厂值（kV）试验电压（kV）加压时间（min）结 果95761通过试验仪器串联谐振装置：ZYBF-15KW六、CT二次线圈间及对地交流耐压试验：出厂值（kV）试验电压（kV）加压时间（min）结 果321通过试验仪器试验变压器：ZYYDJ七、励磁特性试验：相别绕组号实测数值A1S1-1S2I（A）0.0500.1030.1540.2750.4530.5200.5750.6380.6941.000U（V）578.2647.4677.5713.0720.2723.7729.9736.6740.4757.42S1-2S2I（A）0.0780.1080.1580.3730.4690.4280.4750.54905951.000U（V）642.8669.4674.7700.5694.8685.7687.0693.6693.3722.73S1-3S2I（A）0.05501340.1650.5320.6590.7550.4880.5910.5631.000U（V）597.6660.1672.1700.0727.1744.9721.1696.1694.7731B1S1-1S2I（A）0.0670.1180.1500.4500.5400.5990.6770.7400.8111.000628.8683.1 698.0733.3738.7740.6749.8754.3761.2772.12S1-2S2I（A）0.0630.1230.0680.1720.3010.4710.4860.5440.6381.000U（V）650.9689.3653.1695.7687.2699.2694.5694.2701.0736.43S1-3S2I（A）0.0510.1140.1610.6130.4290.4800.5520.6290.6671.000U（V）640.1676.5664.5713.4689.9686.9 695.7699.6705.7734.4C1S1-1S2I（A）0.0510.1750.6110.7560.8520.8440.6340.7380.8371.000U（V）570.6691.6708.9739.8753.3750.9699.5709.5718.4735.82S1-2S2I（A）0.0560.1710.3610.7180.5560.6260.7250.7970.8031.000U（V）570.2688.9682.0745.6693.7696.0705.2708.8707.4729,43S1-3S2I（A）0.0530.1500.4550.6080.6200.7170.7680.9060.8991.000U（V）619.8693.7686.5702.3699.0705.9710.6720.9719.7712.7试验结论合格试验仪器HCFA-互感器综合测试仪八、二次绕组直流电阻测试端子标志级别 电流比（A）直流电阻 A相B相C相11S1-1S25P30400/14.284.254.2022S1-2S25P30400/14.264.304.2633S1-3S25P30400/14.224.174.2044S1-4S20.5200/14.274.294.1955S1-5S20.2s200/