IV374E Rev.03
Installation and user manual
Date of issue : 2016-09-06
Page 45 of 63 + FR
48
Module connected
Module is connected
49
Module removed
Module is removed
Cabinet Alarm Information
No.
Display message
Meaning
1
Rectifier Fault
Rectifier detected faulty. Rectifier and inverter and charger
shut down.
2
Rectifier Over Temperature
The temperature of heatsink is too high to keep the rectifier
running. Charger and inverter shut down.
3
Inverter Over temperature
The temperature of the inverter heatsink is too high to keep
inverter running.
4
Rectifier over-current
Rectifier failure due to over-current
5
Input thyristor failure
Failure of input thyristor
6
Battery
discharge
thyristor
failure
Failure of battery discharge thyristor
7
Battery charge thyristor failure
Failure of battery charge thyristor
8
Fan fault
At least one of the cooling fans fails. Rectifier and inverter
and charger shut down.
9
DC Bus over-voltage
Rectifier, inverter and battery converter are shutdown due
to high DC bus voltage.
10
DC Bus under-voltage
Rectifier, inverter and battery converter are shutdown
due to low DC bus voltage.
11
DC bus unbalance
If the difference between positive DC bus and negative DC
bus exceeds 30V, this warning shall occur.
12
Soft start
fault
Rectifier could not be started due to low DC bus voltage
13
Input Neutral line missing
If Input Neutral line is missing or disconnected while the
UPS is in operation, the UPS will generate Neutral line
failure alarm and go into Battery mode.
14
Battery Reverse
The polarity of the battery is reversed.
15
No Battery
Battery is disconnected
16
Positive battery charger fault
The positive battery Charger is fault. The charger will be
shut down.
17
Negative battery charger fault
The negative battery charger is fault. The charger will be
shut down.
18
Battery under-voltage
The battery voltage is too low and the charger has been
deactivated.
19
Battery over-voltage
The battery voltage is too high and the charger has been
deactivated.
20
Battery under-voltage
pre-warning
The UPS is in battery operation and the battery voltage is
low.
Note: Runtime is limited in duration.
21
Mains freq. abnormal
Mains frequency is out of limit range and results in rectifier
shutdown.
22
Mains volt. Abnormal
Mains Voltage exceeds the upper or lower limit and results
in rectifier shutdown.
23
Inverter fault
When inverter has been turned on for a certain time, but
the output voltage of the inverter is still out of the range of
Rating v12.5% and
–25%, inverter fault will occur,
and the inverter will be shut down and the UPS will transfer
to bypass. This fault cannot be cleared until this unit is
completely powered off.
24
Inverter IGBT bridge direct
conduct protection
If the two IGBTs in the same bridge of inverter are on
simultaneously, inverter should be shut down
Содержание SAFEPOWER SPM
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