When the battery is discharged, the discharge voltage of a faulty battery drops rapidly, and the backup time of the entire battery rented in the morning is not enough, so it should be dealt with ().

In a project 32 NetCol8000-Cs need to be networked for teamwork. Each group consists of four air conditioners. How should the northbound RS485 grouping switches, namely, toggle switches 2 and 3 on the main control module, be set for the last air conditioner in each group?

The number of group controllers for Huawei NetCol series smart cooling products is ()

In ECO mode, when the input is stable, the UPS works in () state.

UPS5000-E (25-125kVA) does not support the Battery function.