1)
Close external output CB1 and CB2
2)
Close mains input breakers and bypass input breakers of UPS1 and UPS2, after about 2
minutes, UPSs works in parallel mode
3)
Close external battery breakers
4)
Turn on load. The load is now powered by parallel system.
4.2.2 Turn off Parallel System
1) Turn off the connected load. Press ON/OFF button to transfer to bypass. Open output breakers.
Open mains input and bypass input breakers of all UPSs.
2) If is long backup model, open external battery breakers. After a few seconds, the UPSs will
shutdown completely.
4.2.3 How to install a new parallel UPS system:
1) Before installing a new parallel UPS system, user need to prepare the input and output wires,
the output breaker, and the parallel cables.
2) Open the input and output breakers of each UPS. Connect the input wires, output wires and
battery wires.
3) Connect each UPS one by one with the parallel cables.
4) Close the battery breakers and the input breakers of all of the UPSs in the parallel system in
turn.
5) Turn on each UPS in turn and observe their display. Make sure that each UPS displays
normal and all the UPSs transfer to the INV mode normally.
4.2.4 How to remove a single UPS from the parallel system:
1) If you need to remove one UPS of the UPSs parallel system which is in normal mode, press
the ON/OFF button of the UPS that is confirmed to be removed and the UPS will cut off its
output immediately.
2) Turn off mains input breaker, bypass input breaker, the external mains input breaker, the
output breaker and the battery breaker.
3) Press the others UPSs's ON/OFF button. All of them transfer to the Bypass mode.
4) Remove the parallel cables of the UPS that need to be removed.
5) Press ON/OFF button of remained UPSs to make the UPSs transfer to INV output.
High Performance 6-10k UPS
Operation
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