THOMSON MEC 320 - GENSET CONTROLLER - Page 21

MEC 320 GENSET CONTROLLER
PM079 Rev 0 07/06/08 21 Thomson Technology
MB close sequence
Start
is MB open
voltage on gen
No
GB closed
Yes
back sync ON
Yes
direct close OK
No
voltage on
mains/bus
No
Yes
Yes
No
GB open
sequence
No
sync MB
Yes
synchronised
close MB
Yes
MB closed
end
Yes
close failure
alarm
No
sync timer
runout
No
No
alarm sync.
failure
Yes
alarm GB open
failure
No
Yes