Deif SGC 420 Mk II User Manual page 46

Single genset controller
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Parameter
Over-frequency
Warning Threshold
Over-frequency
Warning Delay
Current Monitoring
Parameter
Primary CT Ratio
Secondary CT Ratio
Over-current Action
Over-current
Threshold
Over-current Delay
CT Location
Earth Leakage/Fan Current Monitoring
Parameter
Current Monitoring
CT Ratio
Fan Current Secondary
Ratio
High Current Action
High Current
Threshold
Current Delay
Low Current Action
User manual 4189341360A EN
Range
10 to 195 Hz
0 to 100 s
Range
0 to 8000
1
5
None
Notification
Warning
Electrical Trip
Shutdown
10 to 200 A
1 to 600 s
On Alt Output Cable
On Load Cable
Range
Earth Leakage Current
Fan Current
0 to 8000
1
3
None
Notification
Warning
Electrical Trip
Shutdown
1 to 200 A
0 to 180 s
None
Notification
Warning
Electrical Trip
Default
110 Hz
0.1 s
Default
150
1
None
120
1 s
On Alt Output Cable
Default
Fan Current
0
1
None
120 A
0 s
None
Description
When the frequency is more than this set point,
the controller activates a warning alarm.
If the frequency is more than the set point for
over-frequency warning (OF WARNING
THRESH) when this timer expires, the controller
shuts down the engine.
Description
Primary CT ratio value
Secondary CT ratio value
Configure the action for over-current.
The action for over-current is activated when
the current is more than this set point.
When the delay timer expires, the action for
over-current is activated if the current is more
than over-current set point.
Configure the location of the CT. You can place
the CT on the line from the genset or on the
load cable.
Description
Fan current: The current for the engine cooling
fan is monitored.
Earth leakage current: The earth leakage
current is monitored.
The CT ratio when the fan current is monitored.
The ratio value for the secondary fan current.
The action that occurs when the current is more
than the high current set point.
The action for high current is activated when
the current is more than this set point.
When the delay timer expires, the action for
high current is activated if the current is more
than high current set point.
The action that occurs when the current is less
than the low current set point.
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