Toshiba 4400 Series - System Mode Messages; System Status Messages

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4400 Series Installation and Operation Manual – 64527-008
System Warning Messages
Display Meaning Action
UPSOL INVERTER OVERLOAD Shutdown excess equipment to reduce load.
VBBSD BATTERY VOLTAGE
ABNORMAL
Supplied battery voltage is incorrect or is not connected. Check if
battery cabinet circuit breaker is open, the battery polarity is cor-
rect, or the battery Voltage is correct..
VBLO/LB BATTERY DEPLETED ALARM Battery voltage reached low levels. Charging is required.
VBSD BATTERY DEPLETED/AC OUT STOPPED Charge the batteries. If this persists, contact nearest Toshiba Au-
thorized service representative
VBYERR BYPASS VOLTAGE OUT OF RANGE Contact nearest Toshiba Authorized service representative
VDABNL VDB SENSOR ABNORMAL Contact nearest Toshiba Authorized service representative
VIERR/PFAIL AC INPUT VOLTAGE OUT OF RANGE Contact nearest Toshiba Authorized service representative
XDIS TRANSFER INHIBITION Contact nearest Toshiba Authorized service representative
12.23 System Mode Messages
A UPS Mode message is generated when the UPS changes operating mode. The following tables list the possible operat-
ing modes for the UPS.
TABLE 12.6: SYSTEM MODE MESSAGES
Display Meaning
Backup Backup – No input, power is being supplied by the battery.
BattTest Battery Test – Battery test in progress.
Bypass Bypass – UPS is o󰀪ine, power is being provided directly from UPS input.
On-Line On-Line – Input converter and inverter are running (Double conversion mode).
Shutdown Shutdown – No output, DC Bus is discharging.
Startup Startup – UPS is starting up.
12.24 System Status Messages
A UPS Status message is generated when the UPS changes its status (from inverter to bypass mode, for example). The
table below shows the possible Status messages and their meaning.
TABLE 12.7: SYSTEM STATUS MESSAGES
4400 System Status Messages
Display Meaning Action
ARTEN Auto Retransfer Enable No action needed.
BTDIS Battery Test Disabled No action needed.
BTING Battery Test in Progress
BYP Bypass mode – Power is sup-
plied by UPS input.
No action needed.
BYPEN Bypass Enable No action needed.
DEFCAL Touchscreen is using default val-
ues instead of calibrated values.
No action needed.
DLYSTRT
UP
Delay Start – UPS is counting
down prior to startup.
No action needed.