Growatt MIN 2500TL-XH - 6.5.2 Connecting the Bidirectional DC;DC Box

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6.5.2 Connecting the Bidirectional DC/DC Box
DANGER
Danger to life due to lethal voltages!
Before connecting the Bidirectional DC/DC Box, ensure that the Box do not
connect any power supply. NEVER connect or disconnect the BAT connectors
under load.
Forbidden to reverse the positive and negative poles of the Bidirectional DC/DC Box
and the inverter.
WARNING
Improper operation during the wiring process can cause fatal injury to operator or
unrecoverable damage to the inverter. Only qualified personnel can perform the
wiring work.
Connection of BAT input terminal