Toshiba T90S3S08KS6XSN Manual page 93

Note 3
Code
Status message
indication
UF109 DC UNBALANCED
ZERO PHASE
UF110
OVERCURRENT
UPS CONTROL
UF111
CIRCUIT ERROR
DC CIRCUIT
UF112
ABNORMAL
DC GROUND
UF119
FAULT
CONTROL
UF128 POWER SUPPLY
ABNORMAL
DC VOLTAGE
UF151
ABNORMAL
DC VOLTAGE
UF152
ABNORMAL
UF154 CB2 ABNORMAL
CHG.STOPPED(B
UF156 ATTERY
OVERTEMP.)
BATTERY
UF157 OVERTEMPERAT
URE
BATTERY LIQUID
UF158
LOW
DC GROUND
UF159
FAULT
UPS CONTROL
UF160
CIRCUIT ERROR
CHG.STOPPED(D
UF161 C VOLT.
ABNORMAL)
BATTERY
UF162
ABNORMAL
BATTERY
UF163 VOLTAGE
ABNORMAL
VDB SENSOR
UF170
ABNORMAL
56
Meaning
Major unbalance of the neutral point
voltage.
Detection of converter zero-sequence
overcurrent.
Battery current unbalance.
Sudden change of the DC voltage level.
Detection of DC ground fault UF159
exceeds 10 seconds. UPS transfers to
bypass.
Power supply voltage to IGBT driver PCB
is below the specified level.
24 hours after input power restoration,
batteries does not reach float voltage
level.
Unable to equalize the voltage of various
batteries after 24 hours.
During UVT, status signal from CB2 is
ON.
UF157 failure persisted for over 2 hours.
Detection of overtemperature at the
batteries.
Low level of battery electrolyte solution.
Detection of DC ground fault. Chopper
operation is stopped.
Abnormal behavior of DC current sensor.
UF151 failure is running for over 24 hours.
Failure detection based on battery
self-check.
Battery voltage is abnormal.
Detection of a large variation of the
difference between control-only and
protection-only battery voltage.
Guidance Buzzer
CALL SERVICE Continuous
ENGINEER sound
CALL SERVICE Continuous
ENGINEER sound
CALL SERVICE Continuous
ENGINEER sound
CALL SERVICE Continuouss
ENGINEER ound
CALL SERVICE Continuous
ENGINEER sound
CALL SERVICE Continuous
ENGINEER sound
CALL SERVICE Intermittent
ENGINEER sound
CALL SERVICE Intermittent
ENGINEER sound
CALL SERVICE Intermittent
ENGINEER sound
CHECK Intermittent
BATTERY sound
CHECK Intermittent
BATTERY sound
CHECK Intermittent
BATTERY sound
CALL SERVICE Intermittent
ENGINEER sound
CALL SERVICE Intermittent
ENGINEER sound
CALL SERVICE Intermittent
ENGINEER sound
CALL SERVICE Intermittent
ENGINEER sound
CALL SERVICE Intermittent
ENGINEER sound
CALL SERVICE Intermittent
ENGINEER sound
G9000 Installation and Operation Manual
Note 1 Note 2
External
Failure
relay
lamp
contact
Major Lit on
Major Lit on
Major Lit on
Major Lit on
Major Lit on
Major Lit on
Minor Flicker
Minor Flicker
Minor Flicker
Minor
Battery Flicker
abnormal
Minor
Battery Flicker
abnormal
Minor
Battery Flicker
abnormal
Minor Flicker
Minor Flicker
Minor Flicker
Minor Flicker
Minor Flicker
Minor Flicker