, ups power manager, ups systems, portable ups power supply, ups power consumption, ups backup power, battery backup power ModelC6KC6KSC10KC10KS3C10KS3C15KS3C20KS Rated ... .8 Overload Capability105-125%,change into bypass after 1 minute Communication and MonitoringRS232(available to 485),dry ... means "three-phase input" "6"it means "output 6KVA" “S ”it means "long-acting,external battery needed". Castle ...