HGM93XX MPU(CAN) SERIES GENSET CONTROLLER
HGM93XX MPU(CAN) Series Genset Controller Version: 1.1 2016-11-03 Page 30 of 77
6.2 SHUTDOWN ALARM
When controller detects shutdown alarm, it will send signal to open breaker and shuts down
generator.
Shutdown alarms as following:
No Type
Description
1
Emergency Stop
When the controller detects an emergency stop alarm signal,
it will initiate a shutdown alarm.
2
Over Speed
When the controller detects that the generator speed has
exceeded the pre-set value, it will initiate a shutdown alarm.
3
Under Speed
When the controller detects that the generator speed has
fallen below the pre-set value, it will initiate a shutdown
alarm.
4
Loss of Speed Signal
When the controller detects that the engine speed is 0 and
the action select “Shutdown”, it will initiate a shutdown alarm.
5
Gen Over Frequency
When the controller detects that the genset frequency has
exceeded the pre-set value, it will initiate a shutdown alarm.
6
Gen Under
Frequency
When the controller detects that the genset frequency has
fallen below the pre-set value, it will initiate a shutdown
alarm.
7
Gen Over Voltage
When the controller detects that the generator voltage has
exceeded the pre-set value, the controller will initiate a
shutdown alarm.
8
Genset Under
Voltage
When the controller detects that the genset voltage has fallen
below the pre-set value, it will initiate a shutdown alarm.
9
Fail To Stop
If the engine does not fire after the pre-set number of
attempts, it will initiate a shutdown alarm.
10
Gen Over Current
When the controller detects that the genset current has
exceeded the pre-set value and the action select
“Shutdown”, it will initiate a shutdown alarm.
11
Maintenance Due
When count down time is 0 and the action select “Shutdown”,
it will initiate a shutdown alarm.
12
ECU Shutdown
If an error message is received from ECU via J1939, it will
initiate a shutdown alarm.
13
ECU Fail
If the module does not detect the ECU data, it will initiate a
shutdown alarm.
14
Reverse Power
If reverse power detection is enabled, when the controller
detects that the reverse power value (power is negative) has
fallen below the pre-set value and the action select
“Shutdown”, it will initiate a shutdown alarm.
15
Over Power
If over power detection is enabled, when the controller
detects that the over power value (power is positive) has
exceeded the pre-set value and the action select
“Shutdown”, it will initiate a shutdown alarm.
16
Temperature Sensor
Open Circuit
When the controller detects that the temperature sensor is
open circuit and the action select “Shutdown”, it will initiate a
shutdown alarm.
