6 User manual GC600-GC600
Mains
Pushbuttons
Function
MCB
Ref. 1f
GC600
Mains
The button is disabled in the “
OFF/RESET
”, “
AUTO
” and “
TEST
” modes.
In “
MAN
” it is used to open and/or close the
Mains
contactor to the
Load
line.
To open the
Mains
switch
MCB
, with the engine idle, press and hold the
“MCB” button for at least 5 seconds.
GC600
This button is not present on the devices
GC600
. Use the buttons
combination
Esc
/
SHIFT
and the button
GCB
for the manual
open/close command of the
MCB
circuit breaker with possible
synchronisation.
INFORMATION! For some types of plants, the sequences depend on
the Software and Hardware configuration of the plant during the installation
activity.
In case of voltage on BUS, the synchronization is required.
GCB
Ref. 1f
It is used to command the General Circuit Breaker (GCB) or the changeover
switch.
The button is disabled in the “
OFF/RESET
”, “
AUTO
” and “
TEST
” modes.
In “
MAN
” it is used to open and/or close the
Generator
contactor to the
Load
line. The closure of the
Load
line to the
Generator
is only possible if
the relative electrical measures are within tolerance range.
The button function depends on the plant configuration. In parallel mode with
at least one other source powering the BUS, if the button is pressed it
activates the fast unload ramp before the circuit breaker opens.
In case no ramp is needed, simply keep it pressed for a few seconds until
the GCB is opened.
INFORMATION! For some types of plants, the sequences depend on
the Software and Hardware configuration of the plant during the installation
activity.
START
Ref. 1e
In
MAN
mode it can be used to start the engine. The button can be
configured in two ways:
1. Fully manual (the starter motor is engaged all the time the button is
pressed or until the engine running is detected).
2.
Fully automatic (simply press and release the “
START
” button to
activate an automatic start sequence. If the start is not successful,
start failure anomalies will not be reported. The “
START
” button
must be pressed and released again to perform a new start attempt.
In
AUTO
mode, it enables/disables the
TEST
status. When the Gen-set
control module is activated, keeping it pressed at the same time as the
STOP
button allows access to the special functions.
