Danfoss Compressor SZ300A4XJ

08/30/2020

Danger! Do not use an air compressor to clean objects, machines, workbenches, clothes, etc.

It must be remembered that using compressed air to clean objects, machines, workbenches, clothing and other things is a dangerous move. Strong airflow or small particles in the compressed air can cause personal injury.

08/08/2020

What are the differences between non-standard refrigerators and standard refrigerators

Non-standard refrigerator means that it is different from standard refrigerator. The standard unit looks very tall, so how is the non-standard customization different from the standard unit? Let’s take the box-sealed refrigerator as an example.

06/29/2020

Several causes of compressor burning

09/05/2022

Types of Stepper Motors: Three Methods to Classify

Stepper motor uses electronic circuits to convert direct current into a multi-phase sequence-controlled current, and to supply power to coils at different times.

07/23/2020

Analysis of Overheating Failure of Refrigeration Compressor

The main reasons for the overheating of exhaust temperature are as follows: high return air temperature, large heating capacity of the motor, high compression ratio, high condensation pressure, and improper refrigerant selection.<br></br> <br></br>

06/14/2020

Refrigerating oil replacement operation method

Refrigerating oil replacement operation method One. Replacing the freezing oil without internal cleaning: The compressor performs the pumping action, recovers the system refrigerant to the condenser side (note that the minimum suction pressure of the 器2䀀
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08/17/2020

Temperature has a great influence on refrigeration and air-conditioning systems, don’t you know

The relevant temperature of the components of the refrigeration and air-conditioning system has a normal temperature range, and it is an abnormal state if it exceeds this range.

09/04/2020

How often is the physical examination of special equipment Here are 21 questions to help you solve your doubts

What is special equipment? 　　Special equipment is a general term for equipment and facilities that are life-safe and dangerous.

03/11/2022

Why are Your Refrigerating Machine and Compressor Making Abnormal Noises?

The operation sound of the refrigerating machine is unavoidable. The fan rotating, fan blade rubbing with the air would make the noise that is normal.

08/11/2020

How to effectively reduce the noise of the fresh air system

During the installation and construction of the fresh air system, the fresh air system engineers often encounter that after the fresh air system is installed, the wind speed in the bedroom or study room is too high and the noise is too large