Ups Module Fault Codes; Table 8-2 Ups Module Fault Code List - Toshiba G9000 SERIES Installation And Operation Manual

8.2 Ups Module Fault Codes

Code
Status
indication
message
(Note 2)
MA801 I/P VOLT.OUT RNG.
MA802 I/P FREQ.OUT RNG.
MA803 I/P PHASE ABNL.
MA806 INVERTER OVERLOAD
MA807 INVERTER OVERLOAD
MA810 INVERTER OVERLOAD
MA817 EMERG.STOP ACTIV.
MA824 CB2 OPEN
MA834 BATTERY DEPLETED
MA836 INVERTER OVERLOAD
MA870 BALANCER OVERLOAD
MF001 I/P CIRCUIT ABL.
MF002 CONV OVERCURRENT
MF003 CONVERTER ABNL.
MF102 DC OVERVOLTAGE
MF103 DC UNDERVOLTAGE
MF104 DISCHARGE FAULT
MF108 CHOP OVERCURRENT
MF109 DC UNBALANCED
MF110 ZERO PHASE OC.
MF111 CTRL.CIRCUIT ERR.
MF112 DC CIRCUIT ABNL.
60
Table 8–2 UPS Module Fault Code List
Input line voltage is out of the specific range.
Input line frequency is out of the specified range.
Input line power conductors are not wired in a proper
phase sequence.
The inverter output current has exceeded 110% for 1
min. or 130% for 30sec. of the rated current.
The inverter output current has exceeded 110% of the
rated current.
Short time over-current has exceeded 150% of the
rated current
The emergency stop was activated by the EPO switch
or an external contact.
The battery disconnect contactor CB2 open.
The battery voltage has reached the depleted level.
The output load active power has exceeded 110% of
the rated current.
The UPS detected a neutral point voltage unbalance.
Detection of a large variation of the reference error
signal.
Detection of converter overcurrent.
Pre-charging circuit is not working properly.
DC voltage surpasses the overvoltage level.
DC voltage dropped below the undervoltage level.
Capacitor voltage is higher than 100V at 5 minutes
after module stop.
Detection of DC overcurrent.
Major unbalance of the neutral point voltage.
Major unbalance of the neutral point voltage.
Battery current unbalance.
Sudden change of the DC voltage level.
G9000 1000-2000kVA Installation and Operation Manual 91469-007
Meaning
External relay
contact
(Note 1)
Alarm
AC input
abnormal
Alarm
AC input
abnormal
Alarm
AC input
abnormal
Alarm
Overload
Alarm
Overload
Alarm
Overload
Alarm
Alarm
Major
End-of-
Discharge
Alarm
Overload
Alarm
Overload
Major
Major
Major
Major
Major
Minor
Major
Major
Major
Major
Major