- 21 -
Dual frequency
The "Dual frequency" option is not available in
this unit, therefore, changes are necessary in the
control and the engine program to change between
50 Hz and 60 Hz.
R12 Voltage adjustment potentiometer. Allows
adjusting the output voltage.
Battery switch
The battery switch is located inside the soundproof
frame. It allows opening or closing the connection
between the battery and the engine circuits.
Never disconnect the battery switch
with the engine running.
Qc4002™MkII operation and configuration
Before configuring the controller,
make sure that the Qc4002™ MkII
is NOT in AUTOMATIC mode. To
prevent the unit from inadvertently
automatically start. Moreover, in the
AUTO mode some parameters will
not be available.
Start
-
Place the battery switch in ON.
-
Set S20 button to the ON position (connected)
in order to activate the Qc4002™ MkII
controller.
-
Select the right type of application and the
right mode in Qc4002™ MkII module (refer
to "Description of applications" at page 44 to
know the selections you can make).
-
Make the right cable connections and program
the applicable parameters (for further
information refer to "Standard applications"
at page 39).
-
When in SEMI-AUTO mode:
•
Depress the ON button to start the generator.
•
Leave the generator start and run until the
frequency is OK (U/F indicators OK).
•
Depress the open/close button of the generator
breaker (GB) to close the generator breaker.
-
When in AUTO mode:
•
The generator automatically starts and closes
the contactors, according to the selected
application.
During operation
Regularly conduct the following inspections:
-
Checking the screen for normal readings.
Prevent the engine to run out of fuel.
I f t h i s h a p p e n s , f u e l i n j e c t i o n
accelerates the start.
-
Check for oil, fuel, or cooling water leakages.
Avoid long periods of minimum load
(< 30%) If these happens, a high
consumption of engine oil may occur.
Refer to "Avoid low loads".
-
When connecting single-phase loads to the
generator output terminals, keep all loads
perfectly balanced.
-
If circuit breakers trip during the operation,
disconnect the load and stop the generator.
Check the load and, if required, reduce it.
Never disconnect the battery switch
with the engine running.
D u r i n g g e n e r a t o r r u n n i n g , t h e
related covers can only remain open
during short periods, for example,
for conducting inspections.
Shutdown
-
When in SEMI-AUTO mode:
•
Depress the open/close button of the generator
breaker (GB) to open the generator breaker.
•
Depress once the STOP button to stop the
generator. The unit will enter the cooling mode
and will stop after the cooling period.
•
Depress twice the STOP button to immediately
stop the generator, without cooling.
Unit improper cooling may cause
serious damage to the engine!
-
When in AUTO mode:
•
The generator is automatically disconnected,
depending on the selected application.
•
If you want to stop manually the generator,
first select the SEMI-AUTO mode and follow
the procedure to stop in the SEMI-AUTO
mode.
Summary of Contents for QAC 1100 Sd
Page 55: ... 55 Electric diagrams Electric Diagram 1028 8876 81 01 Ground Signal 24V ...
Page 56: ... 56 Electric Diagram 1028 8876 81 02 Ground Signal 24V ...
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