型号
额定电压比(V)
准确X及额定输出(VA)
极限输入VA
额定绝缘kV
0.5X
1X
3X
JDG4-0.5
220V/100V,380V/100V,500V/100V
15
25
60
120
3
JDG4-0.5Y
660V/100V,1140V/100V
5
6