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NE Series (20-30kVA)
User Manual
Chapter 4 Operation Guide
4.3.2
Start the UPS
Please perform the following steps to start the UPS.
Step 1 Close the input switch of bypass (BYPASS).
The power board start to work and the touch screen starts to display.
Step 2 Close the input switch of rectifier (MAINS).
If the mains input power is right, the rectifier will activate automatically, 30S later, the DC
voltage will be set up completely, the rectifier indicator (AC/DC) on the panel will be on.
Step 3 Close the input switch of battery (BATTERY).
Close the switch of external battery, ensure that the LED indicator on the detecting board of
battery polarity is off and the buzzer is silent, and then close the battery switch of the UPS.
Step 4 Start the inverter system.
Press the ON combination buttons on the panel for 1S to start the inverter, the DC/AC indicator
will be on. 30S later, close the output switch, the UPS will invert output normally. It also can
be performed by touch screen to start the UPS.
----End
4.3.3
Start Load
Step 1 See the running status of UPS according to the indicator light on panel. When lights indicate
that UPS works in mains mode or battery mode, it means UPS can power loads.
Step 2 Let UPS keep running without load for 10min and then turn on loads in sequence: big-power
load to small-power load.
----End
4.3.4
Shutdown UPS
Please perform the following steps to shut down the UPS.
Step 1 Disconnect the switches of the load.
Step 2 Disconnect the output switch.
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