A.1.41 B.1.73 C.2.45 D.0.86
A.5 B.10 C.15 D.20
A.250V,500V,1000V,2000V B.250V,500V,1000V,1500V C.500V,1000V,2000V,5000V D.500V,1000V,2500V,5000V