HMC6 Power Management Controller User Manual Page 49 of 87
11.2 TIMER SETTING
Table 20 – Timer Parameter Settings
Time from start signal is active to start
genset.
Time from start signal is deactivated to
genset stop.
Start relay output time. When it is 0,
means output constantly.
Stop relay output time. When it is 0,
means output constantly.
Time from start signal is active to
on-load requirement is satisfied.
If the requirement doesn’t be satisfied
but delay time is up, then the warning
alarm will be initiated.
After the “Wait For Stop” delay, the
genset is stopped successfully if the
voltage and frequency are 0; while the
warning alarm will be initiated if they
are not 0.
Time from start signal is active to
on-load requirement is satisfied.
If the requirement is continue satisfied
in on-load stable delay, synchronization
is beginning.
If the requirement doesn’t be satisfied
but delay time is up, then the warning
alarm will be initiated.
After the on-load stable delay, If the
voltage and frequency requirements
are not satisfied after the transient
fault delay has expired, then the
Freq/Volt Fault alarm will be initiated.
Start delay caused by trip or
shutdown alarm.
Start delay caused by human triggered
(e.g. manual transfer priority, high
consumer request and etc.)
Stop delay caused by the trip or
shutdown alarms.