DC30D GENSET CONTROLLER USER MANUAL
13
8) Notices in Starting Process
Note 1: During the Cranking time, the controller automatically detects the speed
signal, frequency signal and oil pressure value (according to the parameter setting) to
reach the judgment condition of successful start, then the judgment is that the start is
successful and the motor relay is closed.
Note 2: Within the safety delay, only respond to emergency stop, immediate
stop, over speed, over frequency, other alarms are not responded to.
Note 3: No response to alarm and warning of underspeed, low frequency, under
voltage, over current during start idle time.
Note 4: No response to low frequency, under voltage, over current and over
power is required when entering the Warming-up time.
Note 5: After entering rated operation, the Gens load relay output.
Note 6: In the process of shutdown, if the remote starting signal is restored to
be valid within the " Cooling time", the rated operation will be entered again.
Note 7: If the stop key is pressed again during idle time, the idle time will be
cancelled and the stop operation will be executed directly.
Warnings and Shutdown Alarms
Warnings
Notes: Warning is a non-serious failure state, which will not harm the gensets
system for the time being. It only reminds operators to pay attention to the situation
that does not meet the requirements and solve it in time to ensure the continuous
operation of the system. When the warning occurs, the gensets does not stop. Once
the fault is removed, the warning is automatically canceled.
Low Fuel Level Sensor Warning
When the controller detects that the fuel level is lower than “Low fuel level warning”,
Then start warning delay and the duration (Normal alarm delay) have not returned to
normal, the warning of the engine low fuel level sensor is reported. "ALARM" lights
on, without stopping the engine, and displays "Low FL sensor " on the LCD screen.
Low Fuel Level Switch Warning
When the controller detects that the Low fuel level warning switch input is valid to the
ground, Then start warning delay and the duration (Normal alarm delay) have not
returned to normal, the warning of Low fuel level switch is reported. "ALARM" lights
on, without stopping the engine, and displays " Low FL switch " on the LCD screen.
External Instant Warning
When the controller detects the validity of the "instant alarm switch input" at the
switch input port, Then start warning delay and the duration (Normal alarm delay)
have not returned to normal, the warning of the External instant warning is reported.
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