Schneider Frequency Converter VFD ATV66U72N4

06/29/2020

Compression ratio of American Copeland compressor

08/24/2020

What are the advantages of water source heat pump compared with conventional air conditioning technology

Today, let us take a look at what are the advantages of water source heat pumps compared with conventional air conditioning technology?

08/05/2020

Problems of evaporator defrosting and improvement methods

Although the evaporator is very useful, the evaporator defrosting electric heating tube burned out and the water collecting tray heating chamber burned out successively during use. So I will introduce the problems of the evaporator equipment and analyze the problems.

08/11/2020

8 main points of HVAC field construction experience

1. Equipment installation<br></br> 　　 1. The installation location of the air-conditioning host should be convenient for inspection and repair, and should not affect its use function, especially pay attention to heat dissipation.

08/17/2020

The main difference between the appearance of the evaporator and the condenser

Both the evaporator and the condenser actually have their own advantages, but the principle is actually figured out, so what is the main difference in appearance between the two, I will take you to understand.

09/21/2020

Cold dryer knowledge

Refrigeration unit refrigeration capacity conversion table

08/15/2020

Steps to determine the cause of the failure of the thermal expansion valve

1. When the refrigerant of the refrigeration system leaks completely, or there is no refrigerant flowing through the thermal expansion valve due to other reasons, the valve body of the thermal expansion valve will not be frosted.

07/31/2020

How to properly use central air conditioning during the epidemic Just read this one

At the moment of the epidemic, is there a risk of cross-infection in central air conditioning? How do units reduce the risk of using central air-conditioning? Xu Wei: The prevention and control of the new crown pneumonia epidemic is currently the most important work. The correct operation of the air conditioning and ventilation system during the epidemic period of infectious diseases can effectively reduce the chance of cross infection. Due to the diverse types of buildings and the wide variety of central air conditioners,

07/07/2020

The aging of air conditioners caused fires. The heat is coming.

The aging of air conditioners caused fires. The heat is coming. Are your home appliances overaged? The police reminded: As summer is approaching, we should pay attention to the service life, quality and installation environment of household appliances. The wires of many electrical appliances are mainly insulated by a layer of rubber on the outside.

08/17/2020

The reason for the water seepage at the outlet of the central air conditioner

The spring equinox is over, and the temperature will slowly rise. The hot summer will soon come. Whether it is traditional air conditioning or central air conditioning, it will soon come in handy.