Danfoss Compressor SM175A4PL

05/26/2025

Mitsubishi Heavy Industries-Haier AC Error Codes

When there is a problem with your Mitsubishi Heavy Industries-Haier air conditioning, you need to know the meaning of the fault code displayed on the thermostat and how to troubleshoot it.

09/04/2020

Internal leakage test of control valve in air separation plant

Commonly used control valves in air separation plants include normal temperature valves (mainly used outside the cold box), low temperature valves (mainly used in the cold box and low-temperature liquid pipelines outside the cold box)

06/25/2020

How to solve if the air conditioner is not cooling

If it is not in the cooling state, we can adjust it to the cooling mode; if the dust accumulation of the air conditioner severely reduces the cooling function, we can find professional personnel to disassemble the evaporator, fan blade, and filter. Completely clean up; if it is because no refrigerant is added, then we can add refrigerant.

09/21/2020

Cold dryer knowledge

Refrigeration unit refrigeration capacity conversion table

06/14/2020

The selection of the central air conditioner depends not only on the brand, the internal compressor is also very important, several types of compressors commonly used in central air conditioning;

The selection of the central air conditioner depends not only on the brand, the internal compressor is also very important, several types of compressors commonly used in central air conditioning; 1. Classification of common compressors 1. Single rotor器2䀀
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09/02/2020

The structure and function of the air compressor PLC product upgrade

The CPU is mainly composed of arithmetic units, controllers, registers and data, control and status buses that realize the connection between them. The CPU unit also includes peripheral chips, bus interfaces and related circuits.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

09/02/2020

Why do dry goods 〡 air compressor need staged compression? Can't it be compressed once?

Many people know that two compressor stages are suitable for high pressure production, and one stage is suitable for large gas production. Sometimes, more than two compressions are needed.

07/08/2020

Cold storage standard installation and commissioning strategy

Cold storage standard installation and commissioning strategy 1. Installation Specification of Cold Storage 　　 Enter the construction site, according to the construction drawings, verify the implementation of the work, determine the installation location of the equipment (storage body, drain door, evaporator, host, condenser, control system, etc.).

07/11/2020

Screw compressor principle and structure

Screw compressor principle and structure content Screw compressor characteristics Screw compression principle DXS compressor structure Application of DXS compressor in YCWS unit Screw compressor characteristics