Danfoss Compressor SZ147A3AO

08/16/2020

How to install a water-cooled screw chiller

Before using the water-cooled screw chiller, you need to know the installation requirements of the chiller, so that it will reduce a lot of unnecessary troubles during operation.

06/29/2020

Several causes of compressor burning

09/07/2022

How to Select Overflow Valve

The nominal pressure of the overflow valve is determined by the operating pressure, the service temperature range of the safety valve is determined by the operating temperature

08/16/2020

The correct method and detailed steps of cold system blowdown

The purpose of sewage discharge in the refrigeration system of the computer room is to remove the dirt in the refrigeration system so as to prevent the dirt in the system from entering the compressor and the throttle valve.

06/14/2020

Analysis and development trend of current status of central air-conditioning industry

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06/30/2020

Causes of compressor burnout

Causes of compressor burnout Common failures of compressors are mainly the following three: 1. Motor burned out; 2. Liquid shock; 3. Oil shortage caused by refrigeration oil. 　　 Today I will give you a detailed analysis of the cause of the motor burnout.

06/14/2020

Working principle of scroll compressor

Working principle of scroll compressor

08/24/2020

What should I do before the air conditioner is turned on for the first time when I encounter the new crown virus in summer

In a live broadcast last night, Dr. Zhang Wenhong said that China’s epidemic prevention and control has done a good job. When people wear masks, the probability of contracting the new crown virus is very small. He said that when it is hot,

04/28/2022

Classification of Surge Protection Device?

Now there are all kinds of surge protection devices on the market. Among those protection products, what kind of products do we need? What should we rely on to distinguish types? Let’s see it follow Okmarts.

08/11/2020

Which three points should refrigerating machine manufacturers pay attention to when doing air tightness test

After the assembly of each refrigeration unit is completed, a series of tests are required to ensure the safe and stable operation of the unit, and there is an air tightness test. So, what should the refrigerator manufacturer pay attention to when doing the air tightness test?