Parker Solenoid Valve 71216SN1GL00N0C111P3

06/11/2025

What is a VRV Air Conditioning System

VRV (Variable Refrigerant Volume) air conditioning system was developed and launched by Daikin Industry Co., Ltd. in Japan in 1982. VRV has also become the registered trademark of Daikin variable refrigerant volume multi-split system.

08/20/2020

Precautions when the FRP cooling tower is assembled and ready for operation

When the FRP cooling tower is assembled and ready for normal operation, the following necessary inspections should be done first:

08/15/2020

What should I do if wall cracks appear after the cold storage is built

After the construction of the cold storage project, there may be many problems. For example, we have seen a lot of news recently. It is said that the wall cracks appeared after the construction of the cold storage

08/24/2020

How to determine the demand for precision air conditioners

Precision air conditioners are high-precision air conditioners used in computer rooms that can control the temperature and humidity of the computer room. Its design is to solve the large load heat density in the data center.

07/17/2020

How to maintain the refrigeration system on a daily basis

Many users have no professional personnel or simple maintenance of the refrigeration system when using the refrigeration system, which causes the system to be directly paralyzed once the problem occurs, and can not be used directly. It also takes a lot of manpower and material resources to solve, and it is very time-consuming.

08/13/2020

Safety code for cold storage wire installation

During the installation of the cold storage, it is very important whether the wires can ensure the safety of later use. For example, explosion-proof cold storage must use explosion-proof wires in the explosion-proof area

06/29/2020

How the compressor works

06/14/2020

Two methods of evacuating the refrigeration system

Vacuuming is an indispensable important process before charging refrigerant in the production or maintenance of refrigeration equipment. That is, the process of removing the non-condensable gas and moisture in the system pipeline by connecting the vacuum 器2䀀
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07/05/2020

Hitachi 6HP Inverter Compressor-Compressor

Hitachi 6HP Inverter Compressor-Compressor Why is frost formed between the electronic expansion valve and the compressor? A customer asked: The compressor is suddenly not cooling, and the electronic expansion valve is frosted to the compressor. Is there any relationship between the two before?

06/14/2020

Emerson Copeland Low Temperature Air Source Heat Pump Compressor Northern Rural Comfortable and Energy-Saving Choice

In the cold winter in the north, the traditional heating methods are mainly electric heating, coal burning, solar energy, gas, etc. These heating methods have their own advantages and disadvantages. Since its development, the heating method has undergone 器2䀀
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