Deif SGC 120 - Page 30

Parameter Range Default Description
Under-frequency
Shutdown Delay 
SHUTDOWN 
0.1 to 100 s 10 s
If the frequency is less than the set point for
under-frequency shutdown  SHUTDOWN
 when this timer expires, the controller
shuts down the engine.
Under-frequency
Warning Enable
 FREQ

Enable
Disable
Not enabled
If this parameter is enabled, the display shows
a warning when the voltage is less than the set
point for the under-voltage warning.
Under-frequency
Warning Threshold
 WARNING

11.0 to 60.0 Hz 90 Hz
When the frequency is less than this set point,
the controller shows a warning message.
Under-frequency
Warning Delay 
WARNING 
0.1 to 100 s 10 s
If the frequency is less than the set point for
under-frequency warning  WARNING
 when this timer expires, the controller
activates a warning alarm.
Over-frequency
Shutdown Enable
 FREQ

Enable
Disable
Not enabled
If this parameter is enabled, the controller shuts
down the engine when the frequency is more
than the configured set point for over-
frequency.
Over-frequency
Shutdown Threshold
 SHUTDOWN

26.0 to 75.0 Hz 120 Hz
When the frequency is more than this set point,
the engine shuts down.
Over-frequency
Shutdown Delay 
SHUTDOWN 
0.1 to 100 s 10 s
If the frequency is more than the set point for
over-frequency shutdown  SHUTDOWN
 when this timer expires, the controller
shuts down the engine.
Over-frequency
Warning Enable
 FREQ

Enable
Disable
Not enabled
If this parameter is enabled, the controller
shows a warning message when the frequency
is more than the set point for the over-
frequency warning.
Over-frequency
Warning Threshold
 WARNING

25.0 to 74.0 Hz 110 Hz
When the frequency is more than this set point,
the controller activates a warning alarm.
Over-frequency
Warning Delay 
WARNING 
0.1 to 100 s 10 s
If the frequency is more than the set point for
over-frequency warning  WARNING
 when this timer expires, the controller
shuts down the engine.
Current Monitoring (CURRENT MONITOR)
Parameter
Range Default Description
CT Ratio
 CT 
0 to 8000 / 5 150/5 CT ratio.
Over-current Action
 CURR 
None
Notification
Warning
Electrical Trip
Shutdown
None
Configure the action for when over-current is
detected.
Over-current
Threshold
5 to 10000 A 120
The action for over-current is activated when
the current is more than this set point.
User manual 4189341340A EN Page 30 of 76