The function of the air system is to rationally organize the flow of indoor air, so that the temperature, humidity and cleanliness of the air in the indoor working area can better meet the process requirements and the comfort requirements of the human body.

UPS systematic N+X System ratio 2N The power supply guarantee level of the system is higher.

According to the degree of equipment concentration, the air conditioning system can be divided into
____________ .

Use POE At the interface, it has two functions: pass and power supply.

The compressor is the core of the refrigeration cycle. It is the power device for the refrigerant to circulate in the system. It reduces the low temperature from the evaporator. The compressed steam is compressed into high temperature and high pressure steam.