输入: ??????? 1、额定电压;频率:WB3000-4Txxxxx:380~440V;50/60Hz ?????????????????????????????????????????? WB3000-2Sxxxxx:200~240V;50/60Hz ???????? 2、允许电压波动范围:电压持续波动小于等于正负10% ?????????????????????????????????????????????? 电压失衡率小于等于3%;频率波动小于等于50% 输出: ???????? 1、额定电压:WB3000-4Txxxxx:0~380/440v ???????????????????????????????? WB3000-2Sxxxxx:0~200/240v ????????? 2、频率:0~650Hz ????????? 3、过载能力:G型:150%额定电流1分钟,180%额定电流3秒/1秒(380/220v),200%额定电流0.5秒