MaxPower Corp Toshiba G9000 Series User Manual
Page 64
54
G9000 Installation and Operation Manual
Failure Code List
Table 6.1 Fault Code
Note 3
Note 1
Note 2
Code
indication
Status message
Meaning
Guidance
Buzzer
External
relay
contact
Failure
lamp
UA801
AC INPUT
VOLTAGE OUT OF
RANGE
Input line voltage is out of the specified
range.
CHECK INPUT
POWER
SOURCE
Intermittent
sound
Alarm
AC input
abnormal
UA802
AC INPUT
FREQUENCY OUT
OF RANGE
Input line frequency is out of the specified
range.
CHECK INPUT
POWER
SOURCE
Intermittent
sound
Alarm
AC input
abnormal
UA803
AC INPUT PHASE
ROTATION ERROR
Input line power conductors are not wired
in a proper phase sequence.
CHECK INPUT
POWER
SOURCE
Intermittent
sound
Alarm
AC input
abnormal
UA804
CONVERTER OPE.
PROHIBITED
The converter interlock is active.
Intermittent
sound
Alarm
UA805
INVERTER
OVERLOAD
The output load current has exceeded
105% of the rated current.
WARNING :
DECREASE
LOAD
Intermittent
sound
Alarm
Overload
UA806
INVERTER
OVERLOAD
The output load current has exceeded
110% of the rated current.
WARNING :
DECREASE
LOAD
Intermittent
sound
Alarm
Overload
UA807
INVERTER
OVERLOAD
The output load current has exceeded
125% of the rated current.
WARNING :
DECREASE
LOAD
Intermittent
sound
Alarm
Overload
UA808
INVERTER
OVERLOAD
The output load current has exceeded
150% of the rated current.
WARNING :
DECREASE
LOAD
Intermittent
sound
Alarm
Overload
UA810
INVERTER
OVERLOAD
Short time over-current has been detected
during the inverter operation.
WARNING :
DECREASE
LOAD
Intermittent
sound
Alarm
Overload
UA812
BYPASS VOLTAGE
OUT OF RANGE
Bypass line voltage is out of the specified
range.
CHECK
BYPASS INPUT
Intermittent
sound
Alarm
Bypass input
abnormal
UA813
BYPASS PHASE
ROTATION ERROR
Bypass line power conductors are not
wired in a proper phase sequence.
CHECK
BYPASS INPUT
Intermittent
sound
Alarm
Bypass input
abnormal
UA814
BYPASS
FREQUENCY OUT
OF RANGE
Bypass line frequency is out of the
specified range.
CHECK
BYPASS INPUT
Intermittent
sound
Alarm
Bypass input
abnormal
UA815
TRANSFER
PROHIBITED
Transfer to the bypass is not available due
to bypass abnormality.
Intermittent
sound
Alarm
UA817
EMERGENCY STOP
ACTIVATED
The emergency stop was activated by the
EPO switch or an external contact.
Alarm
UA821
TRANSFER
PROHIBITED
The UPS could not transfer to the bypass
because the inverter output was not
synchronized to the bypass.
Alarm
UA822
TRANSFER
PROHIBITED
The UPS could not transfer to the bypass
because external “generator operation”
signal indicates a backup generator is in
operation.
Alarm