OPTI-UPS DS160KD33 User Manual
Page 51
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MIMIC DISPLAY UNDER NORMAL OPERATION
(d) Push inverter on switch – To on the inverter, the inverter on switch and the
control switch must be pressed simultaneously. The inverter will
start working and inverter output will be established in 4 sec. The
load will be automatically transferred to the inverter 3 sec. later.
Now the UPS is in normal operation now.
(e) Check if the mimic LED is correct, as shown in the figure. All warning
LEDs on the right hand side is off, two LEDs: ‘INVERTER ON’
and ‘INVERTER SS’ on the left hand side should lit. If the load is
over 70%, the ‘70% LOAD’ LED will also lit.
4.2. Shutdown Procedure
If you want to shutdown the UPS completely (no power at output or inside),
please follow the steps below. (But this procedure is for standard system,
380/220V 3 phases 4 wires Input, 10~160KVA. For special specification and those
above 160KVA, please refer to the brief instruction label stuck in front of the PCB
holder.)
(a) Switch off the inverter – The inverter can be switched off by pressing the
inverter off switch and the control switch simultaneously. And the
load will be automatically transferred to reserve without
interruption.