直流二线：PRAT12-2DO/DC、PRAT18-5DO/DC、PRAT30-10DO/DC直流三线：PRA12-2DN/DP、PRA12-2DN2/DP2、PRA18-5DN/DP、PRA18-5DN2/DP2、PRA30-10DN/DP、PRA30-10DN2/DP2交流二线：PRA12-2AO/AC、PRA18-5AO/AC、PRA30-10AO/AC)