45
Fig.5-7 parallel setting interface
Set “
System Work Mode
” to “
Parallel mode
”, and set the “
Parallel Num
” to
the number of units in parallel. For the setting of
device ID
with a system of 3
units in parallel, for example, set the number from 0 to 2 for these 3 units
accordingly.
Restart the UPS when finish the setting. Here the setting is done. Ensure all the
output parameters must be set the same.
When all the connection and settings are finished, follow the steps below for the
operation of parallel system setup.
1.
Close the output and input breaker of the first unit. Wait for the start up of
bypass static switch and rectifier, about 90 seconds later; the system will
transfer to normal mode. Check if there is any alarm on LCD and verify the
output voltage is correct or not.
2.
Turn on the second unit as the same operation with the first one; the unit will
join the parallel system automatically.
3.
Turn on the rest units one by one, and check the information on LCD.
4.
Verify the load sharing with a certain load applied.
Summary of Contents for EA990RT G5 10
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