DKG-309 User Manual V-02
(11.05.2009)
- 7 -
3. DISPLAYS
3.1 Led Displays
The unit has 12 LEDs, divided in 3 groups:
-Group_1: Operating mode: This group indicates the genset function.
-Group_2:
Mimic diagram: This group indicates the current status of the mains and genset
voltages and contactors.
-Group_3: Warnings and alarms: This group indicates the existence of abnormal conditions
encountered during operation.
Function Color Description
MAINS ON
Green The LED will turn on when all 3 mains phase voltages
are within the limits.
MAINS OFF
Red The LED will turn on when at least one of the mains
phase voltages is outside limits.
LOAD MAINS
Green
It turns on when the mains contactor is activated.
LOAD GENERATOR
Yellow
It turns on when the generator contactor is activated.
GENERATOR
Yellow The LED will flash when the engine is running. It will
turn on steadily when all 3 generator phase voltages
are within the programmed limits.
LOAD TEST
Yellow It turns on when the related operation mode is
selected. One of these LEDs is always on and
indicates which operation mode is selected.
If the operation of the genset is disabled by the
weekly operation schedule, then the AUTO led will
flash.
TEST
Yellow
OFF
Yellow
AUTO
Green
GENERATOR RUN
Yellow It turns on when the related pushbuttons are pressed
in MANUAL mode.
GENERATOR STOP
Yellow
ALARM
Red If a fault condition resulting to the engine shutdown
has occurred, the alarm led turns on steadily. If a
loaddump condition occurs, this led will flash. Alarms
work on a first occurring basis. The occurrence of a
fault will disable other faults of lower or equal priority.
WARNING
Red If a warning condition has occurred, this led turns on
steadily. The warnings work on a first occurring basis.
The occurrence of a warning will disable other
warnings, however shutdown and loaddump alarms
are still allowed.
SERVICE REQUEST
Red Engine periodic maintenance request indicator. It
turns on when the preset engine hours or time
duration after previous service has elapsed.
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