Danfoss Compressor SH281A9AAH

11/17/2022

What is an Axial Fan?

Axial fans, also called axial flow fans, are very versatile and produce airflow in the same direction as the axis of the fan blades.

07/17/2020

How to clean the central air conditioning system

Many companies need the central air conditioner of the all-in-one machine to cool the equipment. If the equipment takes a long time or if one of the accessories in the system is broken, we need to replace it. If the equipment is used for a long time, many impurities will remain in the system.

06/23/2022

How to Install a HMI and 4 Common Failures?

In nearly any assembly line, or manufacturing plant, employees work with touchscreens every day.

04/13/2023

15 Refrigeration System Components Structure, Function, Working Principle Diagram (1)

There are four main components in the refrigeration system, namely compressor, condenser, throttling device (such as capillary tube, expansion valve), evaporator.

08/19/2020

How does the central air-conditioning project adjust and improve the wind power during operation

The central air-conditioning project is an overall system project, which contains many specifications such as technology, equipment, design, management, etc. A successful central

07/28/2020

Condenser cleaning judgment, method and operation are all here!

Condensers are prone to scale formation in the pipes after long-term use. If they are not treated in time, these scales will affect the heat exchange effect and cause the condensing temperature of the unit to increase,

06/10/2024

Hydraulic System Components, Working Principle, Pros＆Cons, Application, with Diagrams

Hydraulic systems are widely used. Why do we use them? What is the working principle of them?

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

07/22/2020

The world’s compressor-free ultra-low temperature refrigerator with the lowest temperature of -80℃——Stirling ultra-low temperature refrigerator

The history of the refrigerator<br></br> <br></br> The discovery of American Jacobi Perkins in 1834 led to the invention of the refrigerator. The Scot John Harrison discovered the cooling effect, and by 1862, his first refrigerators were on the market.

09/24/2025

4 Types of Safety Protection for Refrigeration Compressors (9 Common Protection Devices for Refrigeration Compressors)

When the compressor is running, some abnormal situations may occur, such as: the exhaust pressure is too high, the suction pressure is too low, the oil pressure is insufficient, the motor is overheated