HGM400N Series Genset Controller User Manual Page 13 of 38
No.
Items
Description
23
Gen Under Volt
When the controller detects that the genset voltage has fallen below the
pre-set value, it will initiate a warning alarm and the corresponding alarm
information will be displayed on LCD.
24
Gen Over Freq
When the controller detects that the genset frequency has exceeded the
pre-set value, it will initiate a warning alarm and the corresponding alarm
information will be displayed on LCD.
25
Gen Under Freq
When the controller detects that the genset frequency has fallen below the
pre-set value, it will initiate a warning alarm and the corresponding alarm
information will be displayed on LCD.
26
Fail to Charge
When the controller detects that the fail to charge warning signals, it will
initiate a warning alarm and the corresponding alarm information will be
displayed on LCD.
27
Over Power
If over power detection is enabled, when the controller detects that the
power value (power is positive) has exceeded the pre-set value and the
action select “Warn”, it will initiate a warning alarm.
5.2
SHUTDOWN ALARM
When controller detects shutdown alarm, it will send signal to open breaker and shut down generator. The
alarm information will be displayed on LCD.
Table 5 Shutdown Alarms
No.
Items
Description
1
Emergency Shut
When the controller detects that the emergency shutdown signal, it will
initiate a shutdown alarm and the corresponding alarm information will be
displayed on LCD.
2
Over Speed
When the controller detects that the generator speed has exceeded the
pre-set value, it will initiate a shutdown alarm and the corresponding alarm
information will be displayed on LCD.
3
Under Speed
When the controller detects that the generator speed has fallen below the
pre-set value, it will initiate a shutdown alarm and the corresponding alarm
information will be displayed on LCD.
4
Loss
of
Speed
Signal
When the controller detects that the engine speed is 0 and the delay is
NOT
0, it will initiate a shutdown alarm and the corresponding alarm information
will be displayed on LCD.
5
Gen Over Freq
When the controller detects that the genset frequency has exceeded the
pre-set value, it will initiate a shutdown alarm and the corresponding alarm
information will be displayed on LCD.
6
Gen Under Freq
When the controller detects that the genset frequency has fallen below the
pre-set value, it will initiate a shutdown alarm and the corresponding alarm
information will be displayed on LCD.
7
Gen Over Voltage
When the controller detects that the genset voltage has exceeded the
pre-set value, it will initiate a shutdown alarm and the corresponding alarm
information will be displayed on LCD.
