No.
Alarms
Causes/Indication
Actions
19
L3 Phase Under Voltage
Indicates that genset (L3) phase voltage has fallen below
the preset under-voltage threshold.
Shutdown
Warning
20
DG Phase Reversed
Alternator phase sequence (L1-L2-L3) is not correct.
None
Shutdown
Warning
Electrical Trip
Notification
21
Mains Phase Reversed
Mains is in unhealthy condition.
None
Notification
22
Over Frequency
Indicates that genset output frequency has exceeded the
preset threshold.
Shutdown
Warning
23
Under Frequency
Indicates that genset output frequency has fallen below the
preset threshold.
Shutdown
Warning
24
Over Current
Indicates that genset current has exceeded the preset
threshold.
None
Shutdown
Warning
Electrical Trip
Notification
25
Over Load
Indicates that the measured kW load rating has exceeded
the preset threshold.
None
Shutdown
Warning
Electrical Trip
Notification
26
Unbalanced Load
Load on any phase is greater or less than other phases by
a threshold value.
None
Shutdown
Warning
Electrical Trip
Notification
27
Over Speed
Indicates that genset speed has exceeded the preset
overspeed threshold. Genset will shut down after
Overspeed delay.
Shutdown
28
Gross Over Speed
Indicates that genset speed has exceeded the preset
Gross overspeed threshold. Genset will shut down
immediately without any delay.
Shutdown
29
Under Speed
The engine speed has fallen below the preset RPM.
Shutdown
30
Charge Fail
The charge alternator voltage has dropped below the
preset threshold.
None
Shutdown
Warning
Electrical Trip
Notification
31
Battery Under Voltage
The battery voltage has fallen below the preset threshold.
None
Shutdown
Warning
Electrical Trip
Notification
32
Battery Over Voltage
The battery voltage has exceeded the preset threshold.
None
Shutdown
Warning
Electrical Trip
Notification
33
High Oil Press Detected
Lube oil pressure is detected above the crank disconnect
threshold when the engine is off.
Warning
USER MANUAL 4189341243A UK
Page 51 of 78