9
SunLight Series UPS User Manual
3.4 Start-Up
3.4.1 6 - 7,5 - 10 kVA
1.
Turn on the Main Switch on the rear panel. (In this case, there is line voltage at the output and battery
charger board is active)
2.
Turn the On-Off Switch PK1 on the rear panel to "
1
" position. In a few seconds the cooling fan will start
to operate, then the red LED "by-pass" indicator will be off and the green LED indicator "inverter"
will turn on and the UPS will start to give the inverter power to the output.
3.
Disconnect the input power .The "LINE FAILURE" indicator will be on and audible alarm will sound
intermittently. Now the output receptacles are supplied from the battery source.
4.
Connect the power again and see that "LINE FAILURE" alarm is off.
5.
Now your UPS is ready to operate. Plug in the critical loads to the output receptacles of the unit.
WARNING!
DO NOT DEFEAT GROUND CONNECTIONS
CAUTION!
To reduce the risk of electric shock, disconnect the UPS from the mains supply before
installing a computer interface signal cable. Reconnect the power cord only after signaling
interconnections have been made.
