Huawei H12-411_V2.0 - HCIA-Data Center Facility V2.0
The following () options belong to water-cooled chilled water air conditioners. (Multiple choice)
The following are air-cooled row-level air conditioners ____________ .
12V The battery is made of 6 indivual 2V It is composed of battery cells.
The dynamic environment monitoring system supports the alarm management function.
UPS The functions are ____________ .
The principle of the condenser is to cool the high-pressure gaseous refrigerant to release heat into a liquid state to realize the transfer and release of heat.
When the mains input range is voltage:150-260VAC,frequency:45-60Hz,the following ups Working range ____________ It can work normally in the inverter state of the main circuit.
The core components of the refrigeration system mainly include ____________ .
For valve-regulated lead-acid batteries, the function of the safety valve is ____________ .
The following parts can check whether the refrigerant contains moisture ____________ .