数字比率计PREVA 1660

•Løand30 Transformer/VT/CT转弯比的测量值。•VT/PT比率0.8'。’loooo，CT比率为0.8200o。•与大型后光矩阵240 x 128 lcd的测量和连接的图形和文字插图。带有铭牌变压器值的distiay测试数据可轻松解释。•十个测试频率（50英寸400Hz）。•显示转盘比率，偏差，二次输出，激发电压以及当前，相位角度和铭牌Transforrner/VT/CT值一页中的质量解释。•在每次测量之前检查实时测试点，短路，开路和反向polanty。消息将显示给WAM用户（但是，一旦开始测量，就不会执行检查）。•存储4096变压器铭牌值的文件（VT/PT/CT，10/30，测试频率，PNMARY和次要电压或比率，RCF）和测量数据。•预安装的9种30种绕组连接，可轻松选择。 • Wireless Blue Tooth Communication with PC. • Select Filter to Remove Field Noise (Slow, Normal, Fast). • Disable or Enable Auto-Power-Off with Programmable Time. • Built-in calendar dock. Records with Date and Time Stamp. • Powerful Lithium Battery (3400mAH) with built-in Charging Circuit. • User Programmable RCF (Reference Correction Factor, O.99»1.O1) to Correct Accuracy within 1% Error. • Fnendly File System for Easy On-site Data Retneval and Nameplate Values Management. • PC Application Software included.