HGM9560 BUS TIE MAINS PARALLEL UNIT
HGM9560 Bus Tie Mains Parallel Unit ISSUE 2013-12-30 Version 1.0 Page 17 of 51
4.5 MANUAL START/STOP OPERATION
Manual mode is selected by pressing the
button; a LED besides the button will illuminate
to confirm the operation.
Manual Start Operation:
1. Press
button to start the genset
, the controller will issue a start command, “Start
Request XX
s” information will be displayed on LCD;
2. Any available 9560 in auto mode will be issued with a start signal. Please refer to the 9510
operating manual for further details of the start sequence.
3. Once the Minimum number of sets have synchronized onto the bus, the 9560 will enter into
normal running:
4. If the number of the synchronized set is less than the Minimum number
after the “Start
Request” delay is over, then the “Too Few Modules” alarm will be initiated.
Manual Transfer Procedures
Bus Close Operation
: During genset is normal running, press Bus Close Button
:
1)
If mains switch didn’t close, then bus close relay activate.
2) If mains switch already closed, the controller will adjust speed and voltage to synchronize bus
with mains; when synchronism requirements has been achieved, bus close signal will be
initiated and the bus will be paralleled with the mains. Once the bus has synchronized to the
mains, the power will be ramped off the mains.
Bus Open Operation
：
Press Bus Open Button
:
1)
If mains switch didn’t close, then bus open relay activate.
2) If mains switch already closed, first of all, the controller will transfer load to mains, and only
then bus open relay activate.
Mains Close Operation
: During mains is in normal status, press Mains Close Button
:
1) If bus
switch didn’t close, then mains close relay activate.
2) If bus switch already closed, the controller will adjust speed and voltage to synchronize bus
with mains; when synchronism requirements has been achieved, mains close signal will be
initiated and the mains will be paralleled with the bus. Once the mains has synchronised to
the bus, the power will be ramped off the bus.
