Installation
True Online 6-20k UPS User Manual
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9） After having completed the installation, make sure the wiring connection is correct.
10） Please install the output breaker between the output terminal and the load, and the
breaker should with leakage current protective function if necessary.
11) To connect the load with the UPS, please turn off all the loads first, then perform the
connection and finally turn on the loads one by one.
12) No matter the UPS is connected to the utility power or not, the output of the UPS may
have electricity. The parts inside the unit may still have hazardous voltage after
turning off the UPS. To make the UPS have no output, power off the UPS, and then
disconnect the utility power supply.
13) Suggest charging the batteries for 8 hours before use. After connection, turn the input
breaker in the “ON” position, the UPS will charge the batteries automatically. You can
also use the UPS immediately without charging the batteries first, but the backup
time may be less than the standard value.
14) If it is necessary to connect the inductive load such as a monitor or a laser printer to
the UPS, the start-up power should be used for calculating the capacity of the UPS,
as its start-up power consumption is too big when it is started.
5.3 Operating procedure for connecting the long backup time model UPS
with the external battery
Take out Anderson connector and make battery cables according to site’s application
shown as below:
NOTICE: make sure that the red Anderson connector be connected to battery + and the black
Anderson connector be connected to battery -, or else it may destroy UPS. For the long backup
time modes, make sure that the capacity of batteries is larger than 24AH to avoid over
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