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5.3.3 Cables Inspection:
[Periodical Maintenance] Visual inspect all the cables of battery system. Check the cables has
broken, aging, getting loose or not.
5.3.4 Balancing:
[Periodical Maintenance] The battery strings will become unbalance if long time not be full
charged. Proposal: every 3 month should do the balancing maintenance (charge to full).
5.3.5 Output Relay Inspection:
[Periodical Maintenance] Under low load condition (low current), control the output relay OFF
and ON to hear the relay has click voice, that's mean this relay can off and on normally.
5.3.6 History Inspection:
[Periodical Maintenance] Analysis the history record to check has accident (alarm and
protection) or not, and analysis its reason.
5.3.7 Shutdown and Maintenance:
[Periodical Maintenance] Some battery function must be restart the ESS then can do the
maintenance. So it must minimal 6 months do once.
5.3.8 Recycle
NOTE
Damaged batteries may leak electrolyte or produce flammable gas.
In case a damaged battery needs recycling, it shall follow the local recycling regulation (ie.
Regulation (EC) Nº 1013/2006 among European Union) to process, and using the best available
techniques to achieve a relevant recycling efficiency.
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