COMMUNICATION
Eaton 9355 UPS (10/15 kVA) User's Guide
S
164201594 Rev D
www.eaton.com/powerquality
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Table 7. Programmable Signal Inputs
Signal
Description
Disable 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 is supported.
Remote ON/OFF
If active, the UPS output turns off regardless of the mode of operation.
Auxiliary power, fan, communication, and rectifier/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
Default
Shutdown
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. The UPS 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 is disabled.
External Transformer
Overtemperature
This option is not used.
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