3. Check the reliability of the charging device
and make sure that the charging device is
charging in full compliance with the voltage
and current regulation signals from the BMS.
Make sure that the battery will not be over-
charged (once per month);
4. Check the discharge protection devices
such as fast-acting fuses, DC contactors and
relays. Make sure that the main circuit of the
battery module can be quickly disconnected in
the event of dangerous situations such as
short circuit or overcurrent (once per month);
5. Check the status of the insulation resist-
ance of the battery module and the bodywork,
and make sure that the resistance complies
with the DIN 43539, VDE 0510，in order to
prevent battery leakage (once per month);
Disposing of used batteries
In order to prevent environmental pollution,
used batteries should be sent to local battery
recycling/disposal centres or professional lithi-
um battery disposal organisations, Observe
the regional and national regulations.
Lithium-ion battery use and maintenance
8
Maintenance
86 5001 801 1555 EN - 12/2020
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