11
MAINT SWITCH ON:
Maintenance bypass switch is connected from input to the output of UPS directly, controller stops inverter for
accidental short circuits between mains voltage and inverter output. If the user turn off maintenance switch inverter
starts again.
EMERGENCY STOP:
If an external EPO switch is installed to system (connected to interface board),to stop all UPS parts (rectifier,static
bypass,inverter,etc….) is possible. After pressing EPO switch all parts of the UPS stops. To restart the UPS, turn
off S1 (rectifier input) switch and turn it on again.
FAULT STATUS:
In some cases controller checks events but can not find solutions. In this case controller decides to stop the
system. To restart it, user must turn S1 switch off (rectifier input) and turn it on again.
WARNING STATUS:
Some events recorded to log event file stays on LCD PANEL but UPS continues to work, these messages named
as warning messages, user can clear this messages by pressing ENTER key for 3 seconds.
These are:
•
A20 Boost charge alert
•
A6 Charger fault
•
A18 Batt capacity low
Shutdown Messages:
T300P series UPS’s can operate interactive with operating system, by using some softwares you can send
commands to UPS from operating system.UPS takes this commands and produces some messages these are:
WAITING SHUTDOWN
:
Shutdown command is performed from operating system and UPS is waiting for
a certain delay for shutdown.
UPS SHUTDOWN
: UPS is in shutdown status
WAITING RESTART
: UPS is shutdown but it is waiting for a certain delay for restart
PAR.SHUTDOWN
: In parallel system the other UPS send shutdown command and UPS is in
shutdown status.
CANCEL SHUTDOWN
: Shutdown command is canceled.
Only operating system or a PC computer can send these commands.
If the shutdown command is performed during line failure, UPS shuts down. Then, if the mains is okay UPS starts
again automaticly.
2.3 Menu Description
By using UP and DOWN function keys on front panel, you can move on main menu functions. When main menu
appears on LCD panel if you press ENTER key you can go to submenu item.
In submenu you can move by UP and DOWN keys. If there is option on submenu item, you can change options by
pressing PLUS and MINUS keys. If you press ENTER key the option is valid.
MEASURES submenu
LD% (output load percentage)
OPV (output voltages)
FREQU (output frequency)
IPV (input voltages)
BYP (bypass source voltages)
BATT (battery voltage and current)
...... etc
EXAMPLE menu selection:
If you want to go measures menu use UPS and DOWN keys find MEASURES MENU, press ENTER key. Now you
can move on measures menu subitems by UP and DOWN keys.
At the end of sub menus ENTER EXIT is located, during this message if you press ENTER key you can go back
main menu.
Summary of Contents for T-300P Series
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