Deif PPM 300 - Page 18

Operator info Additional information
Available power too
low
There is an overload present on the
busbar the genset is connecting to.
Cancelling the Close breaker command
will cause a blackout.
●
Blackout start block
activated
The Block blackout start function is active. ● ● ● ● ●
Blackout start block
deactivated
The Block blackout start function is not
active.
● ● ● ● ●
Breaker already
closed
The breaker is already closed and cannot
be closed again.
● ● ● ● ●
Breaker already
opened
The breaker is already open and cannot
be opened again.
● ● ● ● ●
BTB block not
possible in SWBD
While the controller is under switchboard
controller, operator actions cannot be
performed from the controller interfaces.
●
BTB close blocked
The Block bus tie breaker close function is
active. A closed breaker will not open
automatically, and an open breaker cannot
be closed.
●
BTB close cancelled
The closing of Bus tie breaker has been
cancelled.
●
BTB close not
possible in SWBD
While the controller is under switchboard
controller, operator actions cannot be
performed from the controller interfaces.
●
BTB close unblocked
The Block bus tie breaker close function is
not active.
●
BTB open cancelled
The opening of Bus tie breaker has been
cancelled.
●
BTB open not possible
in SWBD
While the controller is under switchboard
controller, operator actions cannot be
performed from the controller interfaces.
●
Busbar A voltage/
frequency not OK
The bus tie breaker cannot connect to a
dead or unknown state busbar. The bus
tie breaker will not close until busbar state
is OK and known.
●
Busbar B voltage/
frequency not OK
The bus tie breaker cannot connect to a
dead or unknown state busbar. The bus
tie breaker will not close until busbar state
is OK and known.
●
Busbar V/Hz not OK
The shaft generator cannot be connected
to a dead or unknown state busbar while it
is in power take home mode. The shaft
generator breaker will not close until
busbar state is OK and known.
●
Engine already
running
The engine is already running and cannot
be started again.
● ●
Engine already
stopped
The engine has already stopped and
cannot be stopped again.
● ●
PPM 300 Operator's manual 4189340910 UK
www.deif.com
Page 18 of 157