晨昌 90KW直流平波电抗器DCR4-90B ¥750.00 晨昌 90KW直流电抗器型号DCL-250A/0.22mh ¥850.00 晨昌 20KVAR电容器串联电抗器CKSG-1.4/0.45-7% 电抗率7% ¥350.00 晨昌 20KVAR电容器串联电抗器 CKSG-1.2/0.45-6% ¥300.00 晨昌 30KVAR电容器串联电抗器CKSG-2.1/0.48-7% ¥350.00 晨昌30KVAR电容器串联电抗器CKSG-1.8/0.45-6%功率补偿电抗器 ¥350.00