Danfoss Compressor SH420A9AAR

08/06/2025

What are the 4 Main Components in a Central AC System

There are four main components in the central air conditioning system, namely: compressor, condenser, throttling device, and evaporator. Evaporators and condensers are collectively referred to as heat exchangers

08/13/2022

Introduction of 5 Common Linear Motors

Linear motors (direct drive linear motor), like rotary motors, also have two main application areas: drive and control.

06/14/2020

Scientists use magnetic fields and deformed alloys to develop refrigeration systems

Scientists use magnetic fields and deformed alloys to develop refrigeration systems Apart from redundant functions such as touch screens and built-in cameras, basic refrigerator technology has not changed much in decades.

03/21/2025

Mitsubishi vs Daikin: Top Series Comparison of Mitsubishi Power Multi and Daikin VRV Central Air Conditioners for Home Use

Now, in the world to promote environmental protection and low-carbon general trend of green living, inverter air conditioning has entered a new era.

08/16/2020

What is the structure of the fan coil

The fan coils we usually touch mainly include horizontal concealed fan coils, horizontal surface mounted fan coils, vertical surface mounted fan coils, vertical concealed fan coils, and other methods.

07/16/2020

How to see if the refrigerant leaks in the high and low temperature test chamber

How to check whether the refrigerant leaks in the high and low temperature test box; the standard high and low temperature test box and the constant temperature and humidity test box are all selected by the air-cooled compressor, and the working principle is the same as that of the air conditioning refrigeration

08/20/2020

Don’t worry if the air conditioner is not cooling or self-protection function

The air conditioner at home didn't feel cold, so I quickly called an air conditioner repairer to add refrigerant. Yesterday, many citizens in Wuxi, Jiangsu Province reported that the weather has been very hot recently,

07/07/2020

How much do you know about the diameter of the refrigeration system and the return of the upstream pipe

How much do you know about the diameter of the refrigeration system and the return of the upstream pipe When the refrigeration equipment is under low load, if it is found that the oil return cannot be normal, it can be calculated according to the minimum return oil flow rate.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

09/08/2020

What are the criteria for how to choose an air compressor

When choosing an air compressor, we should actually pay attention to some principles, so that we can compare and choose the ones that are more suitable for us. Today, let's talk about the matters we should pay attention to when choosing an air compressor.