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Fault code display:
Fault Code
60
Power feedback protection
71
Firmware version inconsistent
72
Current sharing fault
80
CAN fault
81
Host loss
82
Synchronization loss
83
Battery voltage detected different
84
AC input voltage and frequency detected different
85
AC output current unbalance
86
AC output mode setting is different
6. Commissioning
Parallel in single phase
Step 1: Check the following requirements before commissioning:
Correct wire connection
Ensure all breakers in Line wires of load side are open and each Neutral wires of each unit are connected
together.
Step 2: Turn on each unit and set "PAL" in LCD setting program 28 of each unit. And then shut down all units.
NOET: It's necessary to turn off switch when setting LCD program. Otherwise, the setting cannot be
programmed.
Step 3: Turn on each unit.
LCD display in Master unit
NOTE: Master and slave units are randomly defined.
Step 4: Switch on all AC breakers of Line wires in AC input. It's better to have all inverters connect to utility at
the same time, so they will work normally.
LCD display in Master unit
Step 5: If there is no more fault alarm, the parallel system is completely installed.
Step 6: Please switch on all breakers of Line wires in load side. This system will start to provide power to the
load.
47
INFOSEC UPS SYSTEM - 15, rue du Moulin - 44880 Sautron - FRANCE - www.infosec-ups.com
Hot Line – Tel + 33 (0)2 40 76 15 82 - Fax + 33 (0)240 94 29 51 - hotline@infosec.fr – 08 17 AA 59 201 05
Fault Event
LCD display in Slave unit
LCD display in Slave unit
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