A.DC440V60HzB.3AC220V50HzC.DC220V50HzD.3AC440V60HZ
A.牽引變流器B.雙輔助變流器C.牽引變壓器D.充電機(jī)
A.3相440V60HzB.單相220V50HzC.3相22V50HzD.單相440V60Hz