The development of a ratio tester for current transformer is introduced.
2
利用电子补偿方法,采用运算放大器和晶体管研制成了高精度、小变比电流互感器误差补偿装置。
Based on electronic compensation, the error compensation device used in high precision and small ratio current transformers is developed with operational amplifiers and transistors.
3
文章分析了二次绕组带有抽头的套管电流互感器(CT),其二次端子接线错误对CT变比的影响。
The paper analyses the current transformer (ct) that secondary winding possesses casing tap, and its secondary connector wiring fault's influence on the ct changing rate.