Eaton 9355 Installation And Operation Manual

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Communication62 Eaton 9355 UPS (20/30kVA) Installation and Operation Manual 164201626—Rev F www.eaton.com/powerqualityThe default and programmable settings for the signal inputs are shown in Table 5.Table 5. Programmable Signal InputsSignal DescriptionDisable Bypass Operation If active, the automatic transfer to the static bypass is prevented.Charger Off If active, the battery charge function is disabled. In a utility power outage, the discharge of batteries issupported.Remote ON/OFF If active, the UPS output turns off regardless of the mode of operation. Auxiliary power, fan, communication, andrectifier/battery charger remain functional. Restart is initiated immediately when this signal is inactive.Request Bypass If active, the UPS transfers to bypass if the bypass voltage, frequency, and synchronization are all okay.Request Normal If active, the UPS transfers to inverter operation if not prohibited by REPO or an alarm condition.Force Bypass If active, the UPS is forced to static bypass operation regardless of the bypass status.External Battery Breaker Status If active, the UPS knows that the batteries are disconnected.Building Alarm 1–6 These alarms can be activated separately or at the same time with other building alarms.Not in Use DefaultShutdown If active, the UPS shuts down immediately.Delayed Shutdown If active, the UPS shuts down after a user-configured delay time. Default shutdown delay is 120 seconds. TheUPS automatically restarts when the signal changes to inactive.Normal/Bypass If active, the UPS transfers to bypass if okay. If inactive, the UPS transfers to the inverter when possible.On Generator If active, the UPS knows that input is fed from the generator. Bypass is disabled; the automatic battery test isdisabled.External Transformer Overtemperature This option is not used.