( ) marks the fully charged battery, and discharge it to the specified termination power according to certain discharge conditions.

One NetCol520 chilled water distribution units can maximum support () NETCOL5000-C water-cooled row-level precision air conditioners.

When the ECC800 detects that the connection signal to the device is interrupted, it will generate a communication interruption alarm. What are the possible reasons? (Multiple choice)

Which of the following statements about UPS5000-E are correct? (Multiple choice)

When the distance between the outdoor unit and the sea is 0.5km~3.7km, you need to configure ( ) the outdoor unit. (Fill in the blank)