Section 75 00-02-0878
2013-03-07 - 76 -
Engine Running
Fail Class Action
1 Block X X
2 Warning X X
3 Trip GB X X X
4 Trip + stop X X X X X
5 Shutdown X X X X
6 Trip MB X X X
7 Trip MB/GB X X (X) X
The table illustrates the action of the fail classes. If, for instance, an alarm has been
configured with the "shutdown" fail class, the following actions occur.
• The alarm horn relay will activate
• The alarm will be displayed in the alarm info screen
• The generator breaker will open instantly
• The genset is stopped instantly
• The genset cannot be started (see next table)
NOTE: The fail class "Trip MB/GB" will only trip the generator
breaker if there is no mains breaker present.
Engine Stopped
Fail Class Action Block Engine Start Block MB Sequence Block GB Sequence
1 Block X
2 Warning
3 Trip GB X X
4 Trip + stop X X
5 Shutdown X X
6 Trip MB X
7 Trip MB/GB (X) X (X)
NOTE:
In
addition
to the
actions
defined
by
the fail
classes,
it
is
possible
to activate
one or two relay outputs
if
additional
relays are
available in
the
unit.
NOTE: The fail class "Trip MB/GB" will only block engine start and
GB sequence if no mains breaker is present.
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