UPS user manual
Manuel de l’utilisateur de l’ASI
Utilizzo dell’UPS
20 OMG38225 REV. B
3.4.2 Emergency power off command (EPO)
The emergency power off command is used to disconnect the UPS output immediately,
interrupting the loads supply. It also shuts down the inverter.
Operate the command only in case of real emergency
The components of the system are subject to a high stress when the emergency
power off command is operated under load presence.
Use the emergency power off button only in case of real emergency.
Supply reset
Reset the output supply only when the causes which led to the emergency shutdown
have been eliminated and you are sure that there is no hazard to persons and things.
3.4.3 Normal/Bypass selector
The Normal/Bypass selector is installed externally, on the rear of UPS. It is generally used during
the manual bypass procedure, when it is necessary to isolate the UPS for maintenance or repair.
Follow the procedures contained in the manual
The Normal/Bypass selector shall only be operated in accordance with the
procedures specified in the installation and start-up section. The manufacturer cannot
accept responsibility for damages arising from incorrect operation.
3.4.4 LCD control panel
The control panel of the UPS is used in order to:
Check the operating parameters of the device
Check the alarms present
Access the event log
Display the information on the device
Modify the operating parameters
The menu which allows to change the parameters is password-protected in order to prevent
access to unauthorized personnel.
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