... UPS, online UPS rack mount type, wide input range, dual conversion, IGBT technology, Advanced PFC technology, self-detection, provide reliable uninterruptible power ... .Cold start feature(DC power on)8. Automatically charging batteries in UPS off mode9. Lighting and ... Current Crest Ratio3:1BypassAutomatic Transferon overload and UPS failureBefore UPS Power-onDefault NO, user adjustable to YESYesVoltage ...